2.1.2 Problems not solved, but were solved by Maple and Mathematica. Arranged sequentially

Table 2.3: Problems not solved, but were solved by Maple and Mathematica. Arranged sequentially. [1204]

#

ID

ODE

CAS classification

Maple

Mma

Sympy

time(sec)

\(1\)

1469

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t y^{\prime \prime \prime }+2 y^{\prime \prime }-y^{\prime }+t y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.053

\(2\)

1470

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (2-t \right ) y^{\prime \prime \prime }+\left (2 t -3\right ) y^{\prime \prime }-y^{\prime } t +y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.058

\(3\)

1471

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t^{2} \left (t +3\right ) y^{\prime \prime \prime }-3 t \left (t +2\right ) y^{\prime \prime }+6 \left (1+t \right ) y^{\prime }-6 y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.059

\(4\)

1610

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\tan \left (y x \right ) \end {array} \]

[‘y=_G(x,y’)‘]

9.442

\(5\)

1752

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (3 x -1\right ) y^{\prime \prime }-\left (3 x +2\right ) y^{\prime }+\left (6 x -8\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

22.958

\(6\)

2790

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=a x-b x y\\ y^{\prime }&=-c y+d x y\\ z^{\prime }&=z+x^{2}+y^{2}\\ \end {array} \]

system_of_ODEs

0.044

\(7\)

2791

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-x-x \,y^{2}\\ y^{\prime }&=-y-y \,x^{2}\\ z^{\prime }&=1-z+x^{2}\\ \end {array} \]

system_of_ODEs

0.037

\(8\)

2792

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x \,y^{2}-x\\ y^{\prime }&=x \sin \left (\pi y\right )\\ \end {array} \]

system_of_ODEs

0.029

\(9\)

2793

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=\cos \left (y\right )\\ y^{\prime }&=\sin \left (x\right )-1\\ \end {array} \]

system_of_ODEs

0.033

\(10\)

2795

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x-y^{2}\\ y^{\prime }&=x^{2}-y\\ z^{\prime }&={\mathrm e}^{z}-x\\ \end {array} \]

system_of_ODEs

0.043

\(11\)

2815

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x^{2}+y^{2}-1\\ y^{\prime }&=2 x y\\ \end {array} \]

system_of_ODEs

0.027

\(12\)

2818

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&={\mathrm e}^{y}-x\\ y^{\prime }&={\mathrm e}^{x}+y\\ \end {array} \]

system_of_ODEs

0.043

\(13\)

3002

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) y^{\prime }+y x&=x \left (-x^{2}+1\right ) \sqrt {y}\\ y \left (0\right )&=1\\ \end {array} \]

[_rational, _Bernoulli]

3.591

\(14\)

3491

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\frac {{y^{\prime }}^{2}}{y^{2}}+\frac {y^{\prime \prime }}{y}+\frac {2 a \coth \left (2 a x \right ) y^{\prime }}{y}&=2 a^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

4.383

\(15\)

3497

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y y^{\prime \prime \prime }+2 \left (y+3 y^{\prime }\right ) y^{\prime \prime }+2 {y^{\prime }}^{2}&=\sin \left (x \right ) \end {array} \]

[[_3rd_order, _exact, _nonlinear]]

0.035

\(16\)

3823

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=-\tan \left (t \right ) x_{1}+3 \cos \left (t \right )^{2}\\ x_{2}^{\prime }&=x_{1}+\tan \left (t \right ) x_{2}+2 \sin \left (t \right )\\ \end {array} \]

system_of_ODEs

0.024

\(17\)

3831

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=\frac {x_{1}}{t}\\ x_{2}^{\prime }&=x_{2}\\ \end {array} \]

system_of_ODEs

0.020

\(18\)

3832

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=\frac {x_{1}}{t}+t x_{2}\\ x_{2}^{\prime }&=-\frac {x_{1}}{t}\\ \end {array} \]

system_of_ODEs

0.019

\(19\)

3890

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=\left (2 t -1\right ) x_{1}\\ x_{2}^{\prime }&={\mathrm e}^{-t^{2}+t} x_{1}+x_{2}\\ \end {array} \]

system_of_ODEs

0.020

\(20\)

4535

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+x^{\prime }+y^{\prime }-2 y&=0\\ x^{\prime }+x-y^{\prime }&=0\\ \end {array} \]

system_of_ODEs

0.021

\(21\)

4536

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }-3 x-4 y&=0\\ x+y^{\prime \prime }+y&=0\\ \end {array} \]

system_of_ODEs

0.018

\(22\)

4549

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }+4 x+2 y&=\frac {2}{{\mathrm e}^{t}-1}\\ 6 x-y^{\prime }+3 y&=\frac {3}{{\mathrm e}^{t}-1}\\ \end {array} \]

system_of_ODEs

0.020

\(23\)

4555

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+x^{\prime }+y^{\prime }-2 y&=40 \,{\mathrm e}^{3 t}\\ x^{\prime }+x-y^{\prime }&=36 \,{\mathrm e}^{t}\\ \end {array} \]

system_of_ODEs

0.033

\(24\)

4557

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+2 x-2 y^{\prime }&=0\\ 3 x^{\prime }+y^{\prime \prime }-8 y&=240 \,{\mathrm e}^{t}\\ \end {array} \]

system_of_ODEs

0.036

\(25\)

4572

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=-x_{1}+2 x_{2}\\ x_{2}^{\prime }&=-3 x_{1}+4 x_{2}+\frac {{\mathrm e}^{3 t}}{1+{\mathrm e}^{2 t}}\\ \end {array} \]

system_of_ODEs

0.021

\(26\)

4573

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=-4 x_{1}-2 x_{2}+\frac {2}{{\mathrm e}^{t}-1}\\ x_{2}^{\prime }&=6 x_{1}+3 x_{2}-\frac {3}{{\mathrm e}^{t}-1}\\ \end {array} \]

system_of_ODEs

0.023

\(27\)

4690

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+\left (a x +y\right ) y^{2}&=0 \end {array} \]

[_Abel]

3.373

\(28\)

4691

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\left (a \,{\mathrm e}^{x}+y\right ) y^{2} \end {array} \]

[_Abel]

3.635

\(29\)

4692

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+3 a \left (2 x +y\right ) y^{2}&=0 \end {array} \]

[_Abel]

3.570

\(30\)

4726

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\tan \left (x \right ) \left (\tan \left (y\right )+\sec \left (x \right ) \sec \left (y\right )\right ) \end {array} \]

[‘y=_G(x,y’)‘]

112.475

\(31\)

4738

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=x^{m -1} y^{1-n} f \left (a \,x^{m}+b y^{n}\right ) \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

5.714

\(32\)

4832

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime } x +n y&=f \left (x \right ) g \left (x^{n} y\right ) \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

4.735

\(33\)

4887

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime }&=a \,x^{2} y^{2}-a y^{3} \end {array} \]

[_rational, _Abel]

2.238

\(34\)

4888

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime }+a y^{2}+b \,x^{2} y^{3}&=0 \end {array} \]

[_rational, _Abel]

3.104

\(35\)

4891

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime }&=\sec \left (y\right )+3 x \tan \left (y\right ) \end {array} \]

[‘y=_G(x,y’)‘]

249.248

\(36\)

4922

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+1\right ) y^{\prime }&=1+y^{2}-2 x y \left (1+y^{2}\right ) \end {array} \]

[_rational, _Abel]

53.148

\(37\)

4923

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+1\right ) y^{\prime }+x \sin \left (y\right ) \cos \left (y\right )&=x \left (x^{2}+1\right ) \cos \left (y\right )^{2} \end {array} \]

[‘y=_G(x,y’)‘]

26.912

\(38\)

4966

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (b x +a \right )^{2} y^{\prime }+c y^{2}+\left (b x +a \right ) y^{3}&=0 \end {array} \]

[_rational, _Abel]

12.433

\(39\)

5003

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{7} y^{\prime }+5 x^{3} y^{2}+2 \left (x^{2}+1\right ) y^{3}&=0 \end {array} \]

[_rational, _Abel]

29.600

\(40\)

5049

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }+x +f \left (x^{2}+y^{2}\right ) g \left (x \right )&=0 \end {array} \]

[NONE]

9.265

\(41\)

5109

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x +4 x^{3}+5 y\right ) y^{\prime }+7 x^{3}+3 x^{2} y+4 y&=0 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class A‘]]

27.374

\(42\)

5181

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (1-x^{2} y\right ) y^{\prime }-1+x y^{2}&=0 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

59.236

\(43\)

5205

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{7} y y^{\prime }&=2 x^{2}+2+5 x^{3} y \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

29.578

\(44\)

5224

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x +2 y+y^{2}\right ) y^{\prime }+y \left (1+y\right )+\left (x +y\right )^{2} y^{2}&=0 \end {array} \]

[_rational]

5.403

\(45\)

5238

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\cot \left (x \right )-2 y^{2}\right ) y^{\prime }&=y^{3} \csc \left (x \right ) \sec \left (x \right ) \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x)*G(y),0]‘]]

32.905

\(46\)

5300

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-x^{3}+3 x y^{2}+2 y^{3}\right ) y^{\prime }+2 x^{3}+3 x^{2} y+y^{2}-y^{3}&=0 \end {array} \]

[_rational]

5.135

\(47\)

5332

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} f \left (x \right ) y^{m} y^{\prime }+g \left (x \right ) y^{m +1}+h \left (x \right ) y^{n}&=0 \end {array} \]

[_Bernoulli]

6.755

\(48\)

5532

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (-x^{2}+1\right ) {y^{\prime }}^{2}-2 \left (-x^{2}+1\right ) y y^{\prime }+x \left (1-y^{2}\right )&=0 \end {array} \]

[_rational, [_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

109.725

\(49\)

5600

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{2} {y^{\prime }}^{2}+\left (a -x^{3}-y^{3}\right ) y^{\prime }+x^{2} y&=0 \end {array} \]

[_rational]

169.079

\(50\)

5744

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+a \right ) y+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.394

\(51\)

5745

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+a \right ) y+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.077

\(52\)

5746

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=\left (x^{2}+a \right ) y \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.077

\(53\)

5747

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (b^{2} x^{2}+a \right ) y+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.461

\(54\)

5748

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (c \,x^{2}+b x +a \right ) y+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.594

\(55\)

5749

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{4}+\operatorname {a1} \,x^{2}+\operatorname {a0} \right ) y+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.292

\(56\)

5751

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a +b \cos \left (2 x \right )\right ) y+y^{\prime \prime }&=0 \end {array} \]

[_ellipsoidal]

1.617

\(57\)

5754

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \csc \left (x \right )^{2} y+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.488

\(58\)

5756

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=\left (a^{2}+\left (-1+p \right ) p \csc \left (x \right )^{2}+\left (-1+q \right ) q \sec \left (x \right )^{2}\right ) y \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.294

\(59\)

5757

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a +b \sin \left (x \right )^{2}\right ) y+y^{\prime \prime }&=0 \end {array} \]

[_ellipsoidal]

1.833

\(60\)

5761

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a +b \,{\mathrm e}^{x}+c \,{\mathrm e}^{2 x}\right ) y+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.226

\(61\)

5763

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a +b \cosh \left (x \right )^{2}\right ) y+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.808

\(62\)

5764

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a +b \sinh \left (x \right )^{2}\right ) y+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.902

\(63\)

5765

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a +b \sin \left (x \right )^{2}\right ) y+y^{\prime \prime }&=0 \end {array} \]

[_ellipsoidal]

1.617

\(64\)

5812

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (c \,x^{2}+b \right ) y+a y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.393

\(65\)

5819

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n y-y^{\prime } x +y^{\prime \prime }&=0 \end {array} \]

[_Hermite]

2.073

\(66\)

5820

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -a y-y^{\prime } x +y^{\prime \prime }&=0 \end {array} \]

[_Hermite]

2.063

\(67\)

5824

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 n y-2 y^{\prime } x +y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.139

\(68\)

5830

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} b y+a x y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.236

\(69\)

5831

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} c y+\left (b x +a \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.426

\(70\)

5832

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {b1} x +\operatorname {a1} \right ) y+\left (\operatorname {b0} x +\operatorname {a0} \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.780

\(71\)

5833

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {c1} \,x^{2}+\operatorname {b1} x +\operatorname {a1} \right ) y+\left (\operatorname {b0} x +\operatorname {a0} \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.635

\(72\)

5842

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} b \,x^{-1+k} y+a \,x^{k} y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.944

\(73\)

5844

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} k \left (1+k \right ) y+\cot \left (x \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.987

\(74\)

5846

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (p \left (1+p \right )-k^{2} \csc \left (x \right )^{2}\right ) y+\cot \left (x \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.056

\(75\)

5847

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {a0} -\operatorname {a2} \csc \left (x \right )^{2}+4 \operatorname {a1} \sin \left (x \right )^{2}\right ) y+\cot \left (x \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.560

\(76\)

5851

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \cot \left (x \right )^{2}+b \cot \left (x \right ) \csc \left (x \right )+c \csc \left (x \right )^{2}\right ) y+k \cot \left (x \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.379

\(77\)

5858

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \csc \left (x \right )^{2} \left (2+\sin \left (x \right )^{2}\right ) y-\csc \left (2 x \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

112.125

\(78\)

5866

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -a \left (1+a \right ) \csc \left (x \right )^{2} y-\tan \left (x \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.535

\(79\)

5874

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} b y+a \tan \left (x \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.802

\(80\)

5879

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} b y+a \tanh \left (x \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.165

\(81\)

5881

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a k \,x^{-1+k} y+2 a \,x^{k} y^{\prime }+2 y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.662

\(82\)

5883

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 y^{\prime \prime }&=\left (x^{2}+a \right ) y \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.478

\(83\)

5884

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+4 a +2\right ) y+4 y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.530

\(84\)

5887

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a +x \right ) y+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.386

\(85\)

5894

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left ({\mathrm e}^{x^{2}}-k^{2}\right ) x^{3} y-y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.792

\(86\)

5901

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y+\left (1+a \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_Emden, _Fowler]]

3.222

\(87\)

5902

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y+\left (1-a \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_Emden, _Fowler]]

3.130

\(88\)

5903

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -y+\left (1+a \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_Emden, _Fowler]]

2.881

\(89\)

5907

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {b2} x +\operatorname {b1} \right ) y+a y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.796

\(90\)

5911

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n y+\left (1-x \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[_Laguerre]

3.340

\(91\)

5912

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n y+\left (1+k -x \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[_Laguerre]

27.156

\(92\)

5917

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} b y+\left (a +x \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.781

\(93\)

5918

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -a y+\left (c -x \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[_Laguerre]

3.814

\(94\)

5922

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} c y+\left (b x +a \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.064

\(95\)

5923

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {b2} x +\operatorname {a2} \right ) y+\left (\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.299

\(96\)

5924

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (b x +2 a \right ) y-2 \left (b x +a \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.998

\(97\)

5925

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a b x +a n +b m \right ) y+\left (m +n +\left (a +b \right ) x \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.922

\(98\)

5938

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {b2} x +\operatorname {a2} \right ) y+\left (\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime }+\left (a +x \right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

15.510

\(99\)

5942

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (b x +a \right ) y+y^{\prime }+2 y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.303

\(100\)

5949

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (b x +a \right ) y+8 y^{\prime }+16 y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.080

\(101\)

5951

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {b2} x +\operatorname {a2} \right ) y+\left (\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime }+\left (\operatorname {b0} x +\operatorname {a0} \right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

18.287

\(102\)

5965

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (c \,x^{2}+b x +a \right ) y+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.166

\(103\)

5967

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{k} \left (a +b \,x^{k}\right ) y+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.472

\(104\)

5985

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (c \,x^{2}+b x +a \right ) y+y^{\prime } x +x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

28.312

\(105\)

5986

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (-x^{4}+4 a \,x^{2}+n^{2}\right ) y+y^{\prime } x +x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

36.767

\(106\)

5987

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (c^{2} x^{4}+b^{2} x^{2}+a^{2}\right ) y+y^{\prime } x +x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

29.255

\(107\)

5988

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (m +1\right ) x^{m} a \left (m \right ) y+y^{\prime } x +x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

27.138

\(108\)

6000

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a y-2 \left (1-x \right ) y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.706

\(109\)

6021

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {c2} \,x^{2}+\operatorname {b2} x +\operatorname {a2} \right ) y+\operatorname {a1} x y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.776

\(110\)

6023

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (\operatorname {b1} \,x^{2}+\operatorname {a1} \right ) y+a x y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.662

\(111\)

6025

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} c y+\left (b x +a \right ) y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.594

\(112\)

6031

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (b \,x^{2}+a \right ) y+x^{2} y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.150

\(113\)

6037

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -y+x \left (x +3\right ) y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.872

\(114\)

6041

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {c2} \,x^{2}+\operatorname {b2} x +\operatorname {a2} \right ) y+x \left (\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.178

\(115\)

6045

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {a1} +\operatorname {b1} \,x^{k}+\operatorname {c1} \,x^{2 k}\right ) y+x \left (\operatorname {a0} +\operatorname {b0} \,x^{k}\right ) y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.372

\(116\)

6046

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a y+2 x^{2} \cot \left (x \right ) y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.023

\(117\)

6047

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (a -x \cot \left (x \right )\right ) y+x \left (1+2 x \cot \left (x \right )\right ) y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

33.696

\(118\)

6048

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a y-2 x^{2} \tan \left (x \right ) y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.768

\(119\)

6049

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (a +x \tan \left (x \right )\right ) y+x \left (1-2 x \tan \left (x \right )\right ) y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.734

\(120\)

6065

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (b \,x^{2}+a \right ) y-y^{\prime } x +\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

27.204

\(121\)

6071

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n \left (n +1\right ) y-2 y^{\prime } x +\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[_Gegenbauer]

88.333

\(122\)

6072

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n \left (n +1\right ) y-2 y^{\prime } x +\left (-x^{2}+1\right ) y^{\prime \prime }&=\frac {2 \left (-1-n \right ) x \operatorname {LegendreP}\left (n , x\right )+2 \left (n +1\right ) \operatorname {LegendreP}\left (n +1, x\right )}{x^{2}-1} \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

81.115

\(123\)

6073

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -p \left (1+p \right ) y+2 y^{\prime } x +\left (x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

19.013

\(124\)

6074

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} p \left (1+p \right ) y-2 y^{\prime } x +\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[_Gegenbauer]

78.080

\(125\)

6081

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n \left (1+a +b +n \right ) y+\left (-a +b -\left (2+a +b \right ) x \right ) y^{\prime }+\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

109.204

\(126\)

6082

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} p \left (2 k +p \right ) y-\left (1+2 k \right ) x y^{\prime }+\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[_Gegenbauer]

41.002

\(127\)

6083

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} p \left (1+2 k +p \right ) y-2 \left (1+k \right ) x y^{\prime }+\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[_Gegenbauer]

47.243

\(128\)

6084

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (k -p \right ) \left (1+k +p \right ) y-2 \left (1+k \right ) x y^{\prime }+\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[_Gegenbauer]

43.842

\(129\)

6087

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} b y+a x y^{\prime }+\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[_Gegenbauer]

87.209

\(130\)

6088

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {c0} \,x^{2}+\operatorname {b0} x +\operatorname {a0} \right ) y+a x y^{\prime }+\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

37.357

\(131\)

6089

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} c y+\left (b x +a \right ) y^{\prime }+\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

116.284

\(132\)

6090

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (c^{2} x^{2}+b^{2}\right ) y-y^{\prime } x +\left (a^{2}-x^{2}\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

48.630

\(133\)

6092

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y+2 y^{\prime }+\left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[_Jacobi]

18.532

\(134\)

6105

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} p \left (1+p \right ) y+\left (1-2 x \right ) y^{\prime }+\left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[_Jacobi]

32.111

\(135\)

6106

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y+\left (1-x \right ) y^{\prime }+\left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[_Jacobi]

44.406

\(136\)

6112

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-k +p \right ) \left (1+k +p \right ) y+\left (1+k \right ) \left (1-2 x \right ) y^{\prime }+\left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[_Jacobi]

86.051

\(137\)

6113

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n \left (a +n \right ) y+\left (c -\left (1+a \right ) x \right ) y^{\prime }+\left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[_Jacobi]

98.993

\(138\)

6114

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} c y+\left (b x +a \right ) y^{\prime }+x \left (x +1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

68.581

\(139\)

6115

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -a b y+\left (c -\left (a +b +1\right ) x \right ) y^{\prime }+\left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[_Jacobi]

120.240

\(140\)

6118

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} c y+\left (b x +a \right ) y^{\prime }+\left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[_Jacobi]

67.780

\(141\)

6131

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \operatorname {a2} y+\left (\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime }+x \left (\operatorname {a0} +x \right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

73.784

\(142\)

6139

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 a^{2} y-y^{\prime } x +2 \left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

56.427

\(143\)

6146

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (b x +a \right ) y+\left (1-2 x \right ) y^{\prime }+2 \left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[_Jacobi]

33.905

\(144\)

6147

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 a \left (1+a \right ) y-\left (1+3 x \right ) y^{\prime }+2 \left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[_Jacobi]

32.207

\(145\)

6154

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (4 k x -4 p^{2}-x^{2}+1\right ) y+4 x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.175

\(146\)

6166

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -y-8 y^{\prime } x +4 \left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

35.683

\(147\)

6167

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (4 p^{2}+1\right ) y-8 y^{\prime } x +4 \left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

54.451

\(148\)

6170

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y+2 \left (1-x \right ) y^{\prime }+4 \left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[_Jacobi]

42.485

\(149\)

6173

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (k -p \right ) \left (1+k +p \right ) y+2 \left (1-\left (3-2 k \right ) x \right ) y^{\prime }+4 \left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[_Jacobi]

87.116

\(150\)

6181

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} c y+b x y^{\prime }+\left (a \,x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

527.573

\(151\)

6185

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 \operatorname {a2} y+\left (\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime }+\left (\operatorname {c0} \,x^{2}+\operatorname {b0} x +\operatorname {a0} \right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

121.245

\(152\)

6190

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -y+2 y^{\prime } x +x^{3} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.165

\(153\)

6191

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {b2} x +\operatorname {a2} \right ) y+\operatorname {a1} x y^{\prime }+x^{3} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

14.190

\(154\)

6196

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \operatorname {a2} x y+\left (\operatorname {b1} \,x^{2}+\operatorname {a1} \right ) y^{\prime }+x^{3} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

58.090

\(155\)

6197

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \operatorname {a2} y+x \left (\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime }+x^{3} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

57.398

\(156\)

6198

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {b2} x +\operatorname {a2} \right ) y+x \left (\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime }+x^{3} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

63.370

\(157\)

6207

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} c x y+\left (b \,x^{2}+a \right ) y^{\prime }+x \left (x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

106.377

\(158\)

6209

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 \left (1-b \right ) x y+\left (b \,x^{2}+a \right ) y^{\prime }+x \left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

96.783

\(159\)

6210

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} c x y+\left (a -\left (1+a \right ) x^{2}\right ) y^{\prime }+x \left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

98.264

\(160\)

6211

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} c x y+\left (b \,x^{2}+a \right ) y^{\prime }+x \left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

101.770

\(161\)

6214

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \operatorname {a2} x y+\left (\operatorname {b1} \,x^{2}+\operatorname {a1} \right ) y^{\prime }+x \left (x^{2}+\operatorname {a0} \right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

113.211

\(162\)

6221

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {b2} x +\operatorname {a2} \right ) y+x \left (\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime }+\left (1-x \right ) x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

119.146

\(163\)

6222

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {b2} x +\operatorname {a2} \right ) y+x \left (\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime }+x^{2} \left (\operatorname {a0} +x \right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

121.591

\(164\)

6226

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \operatorname {a0} \operatorname {a1} \left (-k +x \right ) y+\left (1-\operatorname {a0} +\operatorname {a1} +\operatorname {a0} \operatorname {a2} -\operatorname {a3} +\left (\operatorname {a2} +\operatorname {a3} \right ) x +\left (1+\operatorname {a0} +\operatorname {a1} \right ) x^{2}\right ) y^{\prime }+\left (1-x \right ) \left (a -x \right ) x y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

316.703

\(165\)

6227

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {c1} x +\operatorname {c0} \right ) y+\left (\operatorname {b2} \,x^{2}+\operatorname {b1} x +\operatorname {b0} \right ) y^{\prime }+\left (\operatorname {a1} -x \right ) \left (\operatorname {a2} -x \right ) \left (\operatorname {a3} -x \right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

438.091

\(166\)

6234

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (b x +a \right ) y+2 \left (1-3 x \right ) \left (1-x \right ) y^{\prime }+4 \left (1-x \right ) x y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

48.581

\(167\)

6239

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-a^{2}+{\mathrm e}^{\frac {2}{x}}\right ) y+x^{4} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.352

\(168\)

6245

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y+x \left (x^{2}+1\right ) y^{\prime }+x^{4} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

12.675

\(169\)

6253

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \left (1+a \right ) y-2 x^{3} y^{\prime }+x^{2} \left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

72.220

\(170\)

6257

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (m^{2}-n \left (n +1\right ) \left (-x^{2}+1\right )\right ) y-2 x \left (-x^{2}+1\right ) y^{\prime }+\left (-x^{2}+1\right )^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

77.567

\(171\)

6258

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (k^{2}-p \left (1+p \right ) \left (-x^{2}+1\right )\right ) y-2 x \left (-x^{2}+1\right ) y^{\prime }+\left (-x^{2}+1\right )^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

73.348

\(172\)

6259

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (a^{2}-k \left (-x^{2}+1\right )\right ) y-2 x \left (-x^{2}+1\right ) y^{\prime }+\left (-x^{2}+1\right )^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

61.502

\(173\)

6260

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {a4} \,x^{4}+\operatorname {a2} \,x^{2}+\operatorname {a0} \right ) y-2 x \left (-x^{2}+1\right ) y^{\prime }+\left (-x^{2}+1\right )^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

77.238

\(174\)

6262

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {c2} \,x^{2}+\operatorname {b2} x +\operatorname {a2} \right ) y+\operatorname {a1} x \left (-x^{2}+1\right ) y^{\prime }+\left (-x^{2}+1\right )^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

91.485

\(175\)

6269

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (c \,x^{2}+b x +a \right ) y+\left (1-x \right )^{2} x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.716

\(176\)

6271

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {c2} \,x^{2}+\operatorname {b2} x +\operatorname {a2} \right ) y+\left (1-x \right ) x \left (\operatorname {b2} x +\operatorname {a1} \right ) y^{\prime }+\left (1-x \right )^{2} x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

154.467

\(177\)

6278

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (4 k^{2}+\left (4 p^{2}+1\right ) \left (-x^{2}+1\right )\right ) y-8 x \left (-x^{2}+1\right ) y^{\prime }+4 \left (-x^{2}+1\right )^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

66.090

\(178\)

6279

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (4 k^{2}+\left (-4 p^{2}+1\right ) \left (-x^{2}+1\right )\right ) y-8 x \left (-x^{2}+1\right ) y^{\prime }+4 \left (-x^{2}+1\right )^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

65.088

\(179\)

6288

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {c2} \,x^{2}+\operatorname {b2} x +\operatorname {a2} \right ) y+\left (a -x \right ) \left (b -x \right ) \left (c -x \right ) \left (\operatorname {c1} \,x^{2}+\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime }+\left (a -x \right )^{2} \left (b -x \right )^{2} \left (c -x \right )^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1302.615

\(180\)

6294

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {a2} +\operatorname {b2} \,x^{k}\right ) y+x \left (\operatorname {a1} +\operatorname {b1} \,x^{k}\right ) y^{\prime }+x^{2} \left (\operatorname {a0} +\operatorname {b0} \,x^{k}\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

88.974

\(181\)

6296

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -\left (4 k^{2}-\left (-p^{2}+1\right ) \sinh \left (x \right )^{2}\right ) y+4 \cosh \left (x \right ) \sinh \left (x \right ) y^{\prime }+4 \sinh \left (x \right )^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

25.595

\(182\)

6318

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 a^{2} y+a y^{2}+\left (3 a +y\right ) y^{\prime }+y^{\prime \prime }&=y^{3} \end {array} \]

[[_2nd_order, _missing_x]]

38.290

\(183\)

6326

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=a +4 b^{2} y+3 b y^{2}+3 y y^{\prime } \end {array} \]

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

34.803

\(184\)

6329

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=a \left (1+2 y y^{\prime }\right ) \end {array} \]

[[_2nd_order, _missing_x], [_2nd_order, _exact, _nonlinear], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

149.415

\(185\)

6354

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=a \left (-y+y^{\prime } x \right )^{k} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

0.736

\(186\)

6363

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=a \left (b +c x +y\right ) \left (1+{y^{\prime }}^{2}\right )^{{3}/{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

0.812

\(187\)

6372

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \,{\mathrm e}^{y} x +y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1]]

0.544

\(188\)

6373

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{5}+2 y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[_Emden, [_2nd_order, _with_linear_symmetries]]

0.481

\(189\)

6383

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x&=-y^{2}-2 y^{\prime }+x^{2} {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

0.573

\(190\)

6395

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }&=6 y-4 y^{2} x^{2}+x^{4} {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

0.872

\(191\)

6396

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \left (-y+y^{\prime } x \right )^{2}+x^{2} y^{\prime \prime }&=b \,x^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

0.713

\(192\)

6402

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y+a y^{3}+9 x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

0.459

\(193\)

6405

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime }&=a \left (-y+y^{\prime } x \right )^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

0.777

\(194\)

6407

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime }&=-4 y^{2}+x \left (x^{2}+2 y\right ) y^{\prime } \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

0.946

\(195\)

6408

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime }&=-4 y^{2}+x^{2} y^{\prime } \left (x +y^{\prime }\right ) \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.186

\(196\)

6409

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right )^{3}+x^{4} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.526

\(197\)

6414

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{{3}/{2}} y^{\prime \prime }&=f \left (\frac {y}{\sqrt {x}}\right ) \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

16.459

\(198\)

6432

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime }&=-y^{2} x^{2}+\ln \left (y\right ) y^{2}+{y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _reducible, _mu_xy]]

0.456

\(199\)

6444

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime }&=g \left (x \right ) y^{2}+f \left (x \right ) y y^{\prime }+{y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.183

\(200\)

6454

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime }&=\operatorname {a2} y^{2}+\operatorname {a3} y^{1+a}+\operatorname {a1} y y^{\prime }+a {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_xy]]

231.881

\(201\)

6464

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y^{\prime } \left (1+y^{\prime }\right )+\left (x -y\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

0.559

\(202\)

6465

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x -y\right ) y^{\prime \prime }&=\left (1+y^{\prime }\right ) \left (1+{y^{\prime }}^{2}\right ) \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

0.733

\(203\)

6466

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x -y\right ) y^{\prime \prime }&=f \left (y^{\prime }\right ) \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

2.517

\(204\)

6501

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} f \left (x \right )+a y y^{\prime }+x {y^{\prime }}^{2}+x y y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _exact, _nonlinear], [_2nd_order, _reducible, _mu_xy]]

1.267

\(205\)

6507

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y y^{\prime \prime }&=-\left (1+y\right ) y^{\prime }+2 x {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

0.625

\(206\)

6515

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right )^{2}+x^{2} y y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

0.626

\(207\)

6517

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y y^{\prime \prime }&=a y^{2}+a x y y^{\prime }+2 x^{2} {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

0.718

\(208\)

6518

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} c y^{2}+b x y y^{\prime }+a \,x^{2} {y^{\prime }}^{2}+x^{2} y y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

0.708

\(209\)

6519

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 \left (1-y\right )^{2} y-2 x \left (1-y\right ) y^{\prime }+2 x^{2} {y^{\prime }}^{2}+x^{2} \left (1-y\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

2.080

\(210\)

6520

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (x -y\right ) y^{\prime \prime }&=\left (-y+y^{\prime } x \right )^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

0.978

\(211\)

6521

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right )^{2}+x^{2} \left (x -y\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

0.875

\(212\)

6522

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (x -y\right ) y^{\prime \prime }&=a \left (-y+y^{\prime } x \right )^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.000

\(213\)

6523

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x^{2} y y^{\prime \prime }&=-y^{2}+x^{2} {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

0.530

\(214\)

6524

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x^{2} y y^{\prime \prime }&=-4 y^{2}+2 y y^{\prime } x +x^{2} {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

0.691

\(215\)

6526

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x +1\right )^{2} y y^{\prime \prime }&=a \left (2+x \right ) y^{2}-2 \left (x^{2}+1\right ) y y^{\prime }+x \left (x +1\right )^{2} {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.098

\(216\)

6527

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 3 x y^{2}-12 x^{2} y y^{\prime }+4 \left (-x^{3}+1\right ) {y^{\prime }}^{2}+8 \left (-x^{3}+1\right ) y y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.033

\(217\)

6529

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \sqrt {a^{2}-x^{2}}\, \left (-y y^{\prime }-x {y^{\prime }}^{2}+x y y^{\prime \prime }\right )&=b x {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.399

\(218\)

6540

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x +y^{2}\right ) y^{\prime \prime }&=2 \left (x -y^{2}\right ) {y^{\prime }}^{3}-y^{\prime } \left (1+4 y y^{\prime }\right ) \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1]]

0.992

\(219\)

6544

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 \left (1-y\right ) y y^{\prime \prime }&=f \left (x \right ) \left (1-y\right ) y y^{\prime }+\left (1-2 y\right ) {y^{\prime }}^{2} \end {array} \]

[_Liouville, [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

1.066

\(220\)

6550

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{2} y^{\prime \prime }&=a \end {array} \]

[[_Emden, _Fowler], [_2nd_order, _with_linear_symmetries]]

0.362

\(221\)

6551

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{2} y^{\prime \prime }&=\left (a -y^{2}\right ) y^{\prime }+x y {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

0.645

\(222\)

6552

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{2} y^{\prime \prime }&=\left (x^{2}+y^{2}\right ) \left (-y+y^{\prime } x \right ) \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

0.988

\(223\)

6553

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a^{2}-x^{2}\right ) y {y^{\prime }}^{2}+\left (a^{2}-x^{2}\right ) \left (a^{2}-y^{2}\right ) y^{\prime \prime }&=x \left (a^{2}-y^{2}\right ) y^{\prime } \end {array} \]

[_Liouville, [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

2.089

\(224\)

6555

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x +y\right ) \left (-y+y^{\prime } x \right )^{3}+x^{3} y^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.606

\(225\)

6566

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} A y+\left (a +2 b x +c \,x^{2}+y^{2}\right )^{2} y^{\prime \prime }&=0 \end {array} \]

[NONE]

0.842

\(226\)

6579

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left ({y^{\prime }}^{2}+a \left (-y+y^{\prime } x \right )\right ) y^{\prime \prime }&=b \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

0.890

\(227\)

6582

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} {y^{\prime \prime }}^{2}&=a +b y \end {array} \]

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_x_y1]]

0.023

\(228\)

6589

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 {y^{\prime }}^{2}-2 \left (y+3 y^{\prime } x \right ) y^{\prime \prime }+3 x^{2} {y^{\prime \prime }}^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.551

\(229\)

6590

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 6 y y^{\prime \prime }-6 \left (1-6 x \right ) x y^{\prime } y^{\prime \prime }+\left (2-9 x \right ) x^{2} {y^{\prime \prime }}^{2}&=36 x {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

28.012

\(230\)

6608

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }&=y x \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.027

\(231\)

6620

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y+2 y^{\prime } x +y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.033

\(232\)

6621

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a y+2 a x y^{\prime }+y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.035

\(233\)

6660

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -8 a x y-2 \left (-4 x^{2}-2 a +1\right ) y^{\prime }-6 y^{\prime \prime } x +y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.055

\(234\)

6661

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a^{3} x^{3} y+3 a^{2} x^{2} y^{\prime }+3 a x y^{\prime \prime }+y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.046

\(235\)

6662

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -2 y+2 y^{\prime } x -x^{2} y^{\prime \prime }+y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.039

\(236\)

6663

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -y^{\prime }+\left (2 \cot \left (x \right )+\csc \left (x \right )\right ) y^{\prime \prime }+y^{\prime \prime \prime }&=\cot \left (x \right ) \end {array} \]

[[_3rd_order, _missing_y]]

3.711

\(237\)

6666

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} f \left (x \right ) y+y^{\prime }+f \left (x \right ) y^{\prime \prime }+y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.043

\(238\)

6672

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -y+y^{\prime } x -y^{\prime \prime }+x y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.040

\(239\)

6673

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y-y^{\prime } x -y^{\prime \prime }+x y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.041

\(240\)

6674

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y-y^{\prime } x -y^{\prime \prime }+x y^{\prime \prime \prime }&=-x^{2}+1 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.044

\(241\)

6675

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -x^{2} y+3 y^{\prime \prime }+x y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.035

\(242\)

6678

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \,x^{2} y-6 y^{\prime }+x^{2} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.040

\(243\)

6680

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 3 y x +\left (x^{2}+2\right ) y^{\prime }+4 y^{\prime \prime } x +x^{2} y^{\prime \prime \prime }&=f \left (x \right ) \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.048

\(244\)

6683

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \,x^{2} y+6 y^{\prime }+6 y^{\prime \prime } x +x^{2} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.045

\(245\)

6687

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -2 y x +\left (x^{2}+2\right ) y^{\prime }-2 y^{\prime \prime } x +\left (x^{2}+2\right ) y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.040

\(246\)

6688

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -2 y+2 y^{\prime } x -x^{2} y^{\prime \prime }+\left (x^{2}-2 x +2\right ) y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.043

\(247\)

6691

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y+y^{\prime } x +\left (\operatorname {b1} x +\operatorname {a1} \right ) y^{\prime \prime }+x \left (\operatorname {b0} x +\operatorname {a0} \right ) y^{\prime \prime \prime }&=f \left (x \right ) \end {array} \]

[[_3rd_order, _exact, _linear, _nonhomogeneous]]

2.645

\(248\)

6706

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -2 \left (x^{2}+4\right ) y+x \left (x^{2}+8\right ) y^{\prime }-4 x^{2} y^{\prime \prime }+x^{3} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.044

\(249\)

6708

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -y+2 y^{\prime } x +x^{2} \ln \left (x \right ) y^{\prime \prime }+x^{3} y^{\prime \prime \prime }&=2 x^{3} \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

1.515

\(250\)

6710

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -12 y+3 \left (2 x^{2}+1\right ) y^{\prime \prime }+x \left (x^{2}+1\right ) y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.041

\(251\)

6713

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -8 y+3 \left (x +1\right ) y^{\prime }+\left (x +1\right )^{2} y^{\prime \prime }+\left (x +1\right )^{3} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.042

\(252\)

6716

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y+\left (1-2 x \right ) y^{\prime }+\left (1-2 x \right )^{3} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.040

\(253\)

6720

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -4 \left (1+3 x \right ) y+2 x \left (2+5 x \right ) y^{\prime }-2 x^{2} \left (2 x +1\right ) y^{\prime \prime }+x^{3} \left (x +1\right ) y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.049

\(254\)

6722

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -4 \left (3 x^{2}+1\right ) y+2 x \left (5 x^{2}+2\right ) y^{\prime }-2 x^{2} \left (2 x^{2}+1\right ) y^{\prime \prime }+x^{3} \left (x^{2}+1\right ) y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.049

\(255\)

6723

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a -x \right )^{3} \left (b -x \right )^{3} y^{\prime \prime \prime }&=c y \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.048

\(256\)

6759

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a^{4} x^{4} y+4 a^{3} x^{3} y^{\prime }+6 a^{2} x^{2} y^{\prime \prime }+4 a x y^{\prime \prime \prime }+y^{\prime \prime \prime \prime }&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.059

\(257\)

6769

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -a^{2} y+12 y^{\prime \prime }+8 x y^{\prime \prime \prime }+x^{2} y^{\prime \prime \prime \prime }&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.043

\(258\)

6771

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -c^{4} y+16 \left (1+a -b \right ) \left (2+a -b \right ) y^{\prime \prime }+32 \left (2+a -b \right ) x y^{\prime \prime \prime }+16 x^{2} y^{\prime \prime \prime \prime }&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.055

\(259\)

6772

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -a^{4} x^{3} y-y^{\prime \prime } x +2 x^{2} y^{\prime \prime \prime }+x^{3} y^{\prime \prime \prime \prime }&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.047

\(260\)

6774

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -k y-\left (-a b c +x \right ) y^{\prime }+\left (a b +a c +b c +a +b +c +1\right ) x y^{\prime \prime }+\left (3+a +b +c \right ) x^{2} y^{\prime \prime \prime }+x^{3} y^{\prime \prime \prime \prime }&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.057

\(261\)

6780

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -b^{4} x^{\frac {2}{a}} y+16 \left (-2 a +1\right ) \left (1-a \right ) a^{2} x^{2} y^{\prime \prime }-32 \left (-2 a +1\right ) a^{2} x^{3} y^{\prime \prime \prime }+16 a^{4} x^{4} y^{\prime \prime \prime \prime }&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.094

\(262\)

6794

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (1-y\right ) y^{\prime }+x {y^{\prime }}^{2}-x \left (1-y\right ) y^{\prime \prime }+x^{2} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries], [_3rd_order, _reducible, _mu_y2]]

0.047

\(263\)

6795

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{3} y^{\prime }-y^{\prime } y^{\prime \prime }+y y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _missing_x], [_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries]]

0.039

\(264\)

6796

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 3 y^{\prime } y^{\prime \prime }+\left (a +y\right ) y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _missing_x], [_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries], [_3rd_order, _reducible, _mu_y2], [_3rd_order, _reducible, _mu_poly_yn]]

0.037

\(265\)

6797

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 3 y^{2}+18 y y^{\prime } x +9 x^{2} {y^{\prime }}^{2}+9 x^{2} y y^{\prime \prime }+3 x^{3} y^{\prime } y^{\prime \prime }+x^{3} y y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries]]

0.053

\(266\)

6798

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 {y^{\prime }}^{3}+3 y^{\prime \prime }+6 y y^{\prime } y^{\prime \prime }+\left (x +y^{2}\right ) y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries]]

0.049

\(267\)

6799

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 15 {y^{\prime }}^{3}-18 y y^{\prime } y^{\prime \prime }+4 y^{2} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _missing_x], [_3rd_order, _with_linear_symmetries]]

0.042

\(268\)

6800

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 40 {y^{\prime }}^{3}-45 y y^{\prime } y^{\prime \prime }+9 y^{2} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _missing_x], [_3rd_order, _with_linear_symmetries]]

0.041

\(269\)

6805

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (1+{y^{\prime }}^{2}\right ) y^{\prime \prime \prime }&=\left (a +3 y^{\prime }\right ) {y^{\prime \prime }}^{2} \end {array} \]

[[_3rd_order, _missing_x], [_3rd_order, _missing_y], [_3rd_order, _with_linear_symmetries], [_3rd_order, _reducible, _mu_y2], [_3rd_order, _reducible, _mu_poly_yn]]

10.522

\(270\)

6813

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 40 {y^{\prime \prime \prime }}^{3}-45 y^{\prime \prime } y^{\prime \prime \prime } y^{\prime \prime \prime \prime }+9 {y^{\prime \prime }}^{2} y^{\left (5\right )}&=0 \end {array} \]

[[_high_order, _missing_x], [_high_order, _missing_y], [_high_order, _with_linear_symmetries]]

0.147

\(271\)

7008

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x y \sqrt {x^{2}-y^{2}}+x \right ) y^{\prime }&=y-x^{2} \sqrt {x^{2}-y^{2}} \end {array} \]

[NONE]

41.079

\(272\)

7142

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y y^{\prime \prime }-2 x {y^{\prime }}^{2}+\left (1+y\right ) y^{\prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

0.616

\(273\)

7146

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }-\left (y-f \left (x \right )\right ) \left (y-g \left (x \right )\right ) \left (y-\frac {a f \left (x \right )+b g \left (x \right )}{a +b}\right ) h \left (x \right )-\frac {f^{\prime }\left (x \right ) \left (y-g \left (x \right )\right )}{f \left (x \right )-g \left (x \right )}-\frac {g^{\prime }\left (x \right ) \left (y-f \left (x \right )\right )}{g \left (x \right )-f \left (x \right )}&=0 \end {array} \]

[_Abel]

10.435

\(274\)

7147

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime }+x y^{3}+a y^{2}&=0 \end {array} \]

[_rational, _Abel]

14.971

\(275\)

7148

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a x +b \right )^{2} y^{\prime }+\left (a x +b \right ) y^{3}+c y^{2}&=0 \end {array} \]

[_rational, _Abel]

21.080

\(276\)

7472

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 5 x^{2} y+6 x^{3} y^{2}+4 x y^{2}+\left (2 x^{3}+3 x^{4} y+3 x^{2} y\right ) y^{\prime }&=0 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

24.533

\(277\)

7488

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x +2 y+2 x^{3} y+4 y^{2} x^{2}+\left (2 x +x^{4}+2 x^{3} y\right ) y^{\prime }&=0 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

79.367

\(278\)

7694

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (1-x \right ) y^{\prime }+m y&=0 \end {array} \]

[_Laguerre]

4.847

\(279\)

8054

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (2 x -3\right ) y^{\prime \prime \prime }-\left (6 x -7\right ) y^{\prime \prime }+4 y^{\prime } x -4 y&=8 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.043

\(280\)

8058

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (1+2 y+3 y^{2}\right ) y^{\prime \prime \prime }+6 y^{\prime } \left (y^{\prime \prime }+{y^{\prime }}^{2}+3 y y^{\prime \prime }\right )&=x \end {array} \]

[[_3rd_order, _exact, _nonlinear]]

0.053

\(281\)

8059

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 3 x \left (y^{2} y^{\prime \prime \prime }+6 y y^{\prime } y^{\prime \prime }+2 {y^{\prime }}^{3}\right )-3 y \left (y y^{\prime \prime }+2 {y^{\prime }}^{2}\right )&=-\frac {2}{x} \end {array} \]

[[_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries]]

0.059

\(282\)

8060

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime \prime }+3 y^{\prime } y^{\prime \prime }-2 y y^{\prime \prime }-2 {y^{\prime }}^{2}+y y^{\prime }&={\mathrm e}^{2 x} \end {array} \]

[[_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries]]

0.065

\(283\)

8091

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} \left (x +1\right ) y^{\prime \prime \prime }-\left (2+4 x \right ) x^{2} y^{\prime \prime }+\left (4+10 x \right ) x y^{\prime }-\left (4+12 x \right ) y&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.029

\(284\)

8092

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} \left (x^{2}+1\right ) y^{\prime \prime \prime }-\left (4 x^{2}+2\right ) x^{2} y^{\prime \prime }+\left (10 x^{2}+4\right ) x y^{\prime }-\left (12 x^{2}+4\right ) y&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.027

\(285\)

8151

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (1-x \right ) y^{\prime \prime }-4 y^{\prime } x +5 y&=\cos \left (x \right ) \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

8.727

\(286\)

8198

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=4 y+{\mathrm e}^{t}\\ y^{\prime \prime }&=4 x-{\mathrm e}^{t}\\ \end {array} \]

system_of_ODEs

0.023

\(287\)

8771

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (x +1\right ) y^{\prime \prime }+x \left (4 x +3\right ) y^{\prime }-y&=x +\frac {1}{x} \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

75.263

\(288\)

8776

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\cos \left (x \right )-\sin \left (x \right )\right ) y^{\prime \prime }-2 \sin \left (x \right ) y^{\prime }+\left (\cos \left (x \right )+\sin \left (x \right )\right ) y&=\left (\cos \left (x \right )-\sin \left (x \right )\right )^{2} \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

8.896

\(289\)

8803

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y y^{\prime \prime }&=-y^{2}+x^{2} {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

0.539

\(290\)

8833

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) z^{\prime \prime }+\left (1-3 x \right ) z^{\prime }+k z&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

80.551

\(291\)

8834

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) \eta ^{\prime \prime }-\left (x +1\right ) \eta ^{\prime }+\left (1+k \right ) \eta& =0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

76.619

\(292\)

8970

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-y x&=0\\ y \left (0\right )&=1\\ y^{\prime }\left (0\right )&=0\\ y^{\prime \prime }\left (0\right )&=0\\ \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.046

\(293\)

8973

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-2 y^{\prime } x +2 \alpha y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.659

\(294\)

9435

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }+2 x^{2} y^{\prime \prime }+\left (x^{2}+x \right ) y^{\prime }+y x&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.082

\(295\)

9436

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }+x^{2} y^{\prime \prime }-3 y^{\prime } x +\left (-1+x \right ) y&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.079

\(296\)

9437

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }-2 x^{2} y^{\prime \prime }+\left (x^{2}+2 x \right ) y^{\prime }-y x&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.078

\(297\)

9438

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }+\left (2 x^{3}-x^{2}\right ) y^{\prime \prime }-y^{\prime } x +y&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.078

\(298\)

10038

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\frac {\left (t^{2}-1\right ) y^{\prime }}{t}+\frac {t^{2} y}{\left (1+{\mathrm e}^{\frac {t^{2}}{2}}\right )^{2}}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

16.158

\(299\)

10089

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-a x y^{\prime }-b x y-c x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.906

\(300\)

10090

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-a x y^{\prime }-b x y-c \,x^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.687

\(301\)

10091

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-a x y^{\prime }-b x y-c \,x^{3}&=0 \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

4.724

\(302\)

10123

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-x^{2} y^{\prime }-y x -x^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.697

\(303\)

10130

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-x^{3} y^{\prime }-x^{2} y-x^{3}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.366

\(304\)

10132

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-x^{3} y^{\prime }-x^{2} y-x^{3}&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.039

\(305\)

10227

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \frac {x y^{\prime \prime }}{1-x}+y&=\frac {1}{1-x} \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

2.692

\(306\)

10229

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \frac {x y^{\prime \prime }}{1-x}+y&=\cos \left (x \right ) \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

2.712

\(307\)

10414

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (1-x \right ) y^{\prime }+y^{2} {y^{\prime }}^{2}&=0 \end {array} \]

[_Liouville, [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

0.629

\(308\)

10415

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (\sin \left (x \right )+2 x \right ) y^{\prime }+\cos \left (y\right ) y {y^{\prime }}^{2}&=0 \end {array} \]

[_Liouville, [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

1.948

\(309\)

10419

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (x +3\right ) y^{\prime }+\left (3+y^{2}\right ) {y^{\prime }}^{2}&=0 \end {array} \]

[_Liouville, [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

0.671

\(310\)

10424

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 10 y^{\prime \prime }+\left ({\mathrm e}^{x}+3 x \right ) y^{\prime }+\frac {3 \,{\mathrm e}^{y} {y^{\prime }}^{2}}{\sin \left (y\right )}&=0 \end {array} \]

[_Liouville, [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

2.211

\(311\)

10458

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-y x&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.033

\(312\)

11335

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }-\frac {y^{2} f^{\prime }\left (x \right )}{g \left (x \right )}+\frac {g^{\prime }\left (x \right )}{f \left (x \right )}&=0 \end {array} \]

[_Riccati]

7.750

\(313\)

11338

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+y^{3}+a x y^{2}&=0 \end {array} \]

[_Abel]

8.463

\(314\)

11339

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }-y^{3}-a \,{\mathrm e}^{x} y^{2}&=0 \end {array} \]

[_Abel]

5.787

\(315\)

11342

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+3 a y^{3}+6 a x y^{2}&=0 \end {array} \]

[_Abel]

8.452

\(316\)

11344

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }-x \left (2+x \right ) y^{3}-\left (x +3\right ) y^{2}&=0 \end {array} \]

[_Abel]

79.162

\(317\)

11345

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+\left (4 a^{2} x +3 a \,x^{2}+b \right ) y^{3}+3 x y^{2}&=0 \end {array} \]

[_Abel]

15.448

\(318\)

11347

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+2 \left (a^{2} x^{3}-b^{2} x \right ) y^{3}+3 b y^{2}&=0 \end {array} \]

[_Abel]

10.896

\(319\)

11352

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }-\left (y-f \left (x \right )\right ) \left (y-g \left (x \right )\right ) \left (y-\frac {a f \left (x \right )+b g \left (x \right )}{a +b}\right ) h \left (x \right )-\frac {f^{\prime }\left (x \right ) \left (y-g \left (x \right )\right )}{f \left (x \right )-g \left (x \right )}-\frac {g^{\prime }\left (x \right ) \left (y-f \left (x \right )\right )}{g \left (x \right )-f \left (x \right )}&=0 \end {array} \]

[_Abel]

10.442

\(320\)

11363

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }-\frac {y-x^{2} \sqrt {x^{2}-y^{2}}}{x y \sqrt {x^{2}-y^{2}}+x}&=0 \end {array} \]

[NONE]

37.532

\(321\)

11381

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+f \left (x \right ) \sin \left (y\right )+\left (1-f^{\prime }\left (x \right )\right ) \cos \left (y\right )-f^{\prime }\left (x \right )-1&=0 \end {array} \]

[‘y=_G(x,y’)‘]

3.556

\(322\)

11382

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+2 \tan \left (y\right ) \tan \left (x \right )-1&=0 \end {array} \]

[‘y=_G(x,y’)‘]

11.855

\(323\)

11384

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }-\tan \left (y x \right )&=0 \end {array} \]

[‘y=_G(x,y’)‘]

14.109

\(324\)

11386

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }-x^{-1+a} y^{1-b} f \left (\frac {x^{a}}{a}+\frac {y^{b}}{b}\right )&=0 \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

16.839

\(325\)

11411

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime } x +y^{3}+3 x y^{2}&=0 \end {array} \]

[_rational, _Abel]

32.703

\(326\)

11427

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime } x +a y-f \left (x \right ) g \left (x^{a} y\right )&=0 \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

8.803

\(327\)

11444

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime }+a y^{3}-a \,x^{2} y^{2}&=0 \end {array} \]

[_rational, _Abel]

8.376

\(328\)

11445

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime }+x y^{3}+a y^{2}&=0 \end {array} \]

[_rational, _Abel]

15.167

\(329\)

11446

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime }+y^{3} a \,x^{2}+b y^{2}&=0 \end {array} \]

[_rational, _Abel]

10.655

\(330\)

11450

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+1\right ) y^{\prime }+\left (1+y^{2}\right ) \left (2 y x -1\right )&=0 \end {array} \]

[_rational, _Abel]

59.748

\(331\)

11451

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+1\right ) y^{\prime }+x \sin \left (y\right ) \cos \left (y\right )-x \left (x^{2}+1\right ) \cos \left (y\right )^{2}&=0 \end {array} \]

[‘y=_G(x,y’)‘]

27.069

\(332\)

11468

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a x +b \right )^{2} y^{\prime }+\left (a x +b \right ) y^{3}+c y^{2}&=0 \end {array} \]

[_rational, _Abel]

12.076

\(333\)

11484

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{7} y^{\prime }+5 x^{3} y^{2}+2 \left (x^{2}+1\right ) y^{3}&=0 \end {array} \]

[_rational, _Abel]

27.595

\(334\)

11510

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }+x +f \left (x^{2}+y^{2}\right ) g \left (x \right )&=0 \end {array} \]

[NONE]

10.678

\(335\)

11548

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2} y-1\right ) y^{\prime }-x y^{2}+1&=0 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

67.153

\(336\)

11553

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (y x +x^{4}-1\right ) y^{\prime }-y \left (y x -x^{4}-1\right )&=0 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

39.325

\(337\)

11573

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x +2 y+y^{2}\right ) y^{\prime }+y \left (1+y\right )+\left (x +y\right )^{2} y^{2}&=0 \end {array} \]

[_rational]

5.063

\(338\)

11607

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (2 a y^{3}+3 a x y^{2}-b \,x^{3}+c \,x^{2}\right ) y^{\prime }-a y^{3}+c y^{2}+3 b \,x^{2} y+2 b \,x^{3}&=0 \end {array} \]

[_rational]

8.195

\(339\)

11643

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime } \cos \left (y\right )-\cos \left (x \right ) \sin \left (y\right )^{2}-\sin \left (y\right )&=0 \end {array} \]

[‘y=_G(x,y’)‘]

37.228

\(340\)

11644

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime } \cos \left (y\right )+x \sin \left (y\right ) \cos \left (y\right )^{2}-\sin \left (y\right )^{3}&=0 \end {array} \]

[‘y=_G(x,y’)‘]

201.335

\(341\)

11650

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{\prime } \ln \left (x \right ) \sin \left (y\right )+\cos \left (y\right ) \left (1-x \cos \left (y\right )\right )&=0 \end {array} \]

[‘y=_G(x,y’)‘]

75.212

\(342\)

11744

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x^{2}-1\right ) {y^{\prime }}^{2}+2 \left (-x^{2}+1\right ) y y^{\prime }+x y^{2}-x&=0 \end {array} \]

[_rational, [_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

214.863

\(343\)

11790

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{2} {y^{\prime }}^{2}-\left (y^{3}+x^{3}-a \right ) y^{\prime }+x^{2} y&=0 \end {array} \]

[_rational]

194.983

\(344\)

11797

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a^{2} \sqrt {x^{2}+y^{2}}-x^{2}\right ) {y^{\prime }}^{2}+2 y y^{\prime } x +a^{2} \sqrt {x^{2}+y^{2}}-y^{2}&=0 \end {array} \]

[[_1st_order, _with_linear_symmetries]]

114.643

\(345\)

11798

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \left (x^{2}+y^{2}\right )^{{3}/{2}}-x^{2}\right ) {y^{\prime }}^{2}+2 y y^{\prime } x +a \left (x^{2}+y^{2}\right )^{{3}/{2}}-y^{2}&=0 \end {array} \]

[[_1st_order, _with_linear_symmetries]]

156.782

\(346\)

11801

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} f \left (x^{2}+y^{2}\right ) \left (1+{y^{\prime }}^{2}\right )-\left (-y+y^{\prime } x \right )^{2}&=0 \end {array} \]

[[_1st_order, _with_linear_symmetries]]

40.644

\(347\)

11840

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{n -1} {y^{\prime }}^{n}-n x y^{\prime }+y&=0 \end {array} \]

[‘y=_G(x,y’)‘]

9.366

\(348\)

11845

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y \sqrt {1+{y^{\prime }}^{2}}-a y y^{\prime }-a x&=0 \end {array} \]

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

0.064

\(349\)

11847

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} f \left (x^{2}+y^{2}\right ) \sqrt {1+{y^{\prime }}^{2}}-y^{\prime } x +y&=0 \end {array} \]

[[_1st_order, _with_linear_symmetries]]

53.409

\(350\)

11857

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \,x^{n} f \left (y^{\prime }\right )+y^{\prime } x -y&=0 \end {array} \]

[‘y=_G(x,y’)‘]

3.576

\(351\)

11858

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} f \left (x {y^{\prime }}^{2}\right )+2 y^{\prime } x -y&=0 \end {array} \]

[‘y=_G(x,y’)‘]

1.291

\(352\)

11859

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} f \left (x -\frac {3 {y^{\prime }}^{2}}{2}\right )+{y^{\prime }}^{3}-y&=0 \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

5.169

\(353\)

11864

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {1+2 F \left (\frac {4 x^{2} y+1}{4 x^{2}}\right ) x}{2 x^{3}} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

5.430

\(354\)

11865

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {1+F \left (\frac {a x y+1}{a x}\right ) a \,x^{2}}{a \,x^{2}} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

5.304

\(355\)

11868

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=F \left (\ln \left (\ln \left (y\right )\right )-\ln \left (x \right )\right ) y \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

11.248

\(356\)

11870

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (x^{{3}/{2}}+2 F \left (y-\frac {x^{3}}{6}\right )\right ) \sqrt {x}}{2} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

7.196

\(357\)

11875

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {6 x^{3}+5 \sqrt {x}+5 F \left (y-\frac {2 x^{3}}{5}-2 \sqrt {x}\right )}{5 x} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

8.038

\(358\)

11876

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {F \left (y^{{3}/{2}}-\frac {3 \,{\mathrm e}^{x}}{2}\right ) {\mathrm e}^{x}}{\sqrt {y}} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

8.138

\(359\)

11885

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y^{2} \left (2+F \left (\frac {x^{2}-y}{y x^{2}}\right ) x^{2}\right )}{x^{3}} \end {array} \]

[NONE]

6.245

\(360\)

11886

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {2 F \left (y+\ln \left (2 x +1\right )\right ) x +F \left (y+\ln \left (2 x +1\right )\right )-2}{2 x +1} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

5.962

\(361\)

11887

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {2 y^{3}}{1+2 F \left (\frac {1+4 x y^{2}}{y^{2}}\right ) y} \end {array} \]

[‘x=_G(y,y’)‘]

5.434

\(362\)

11889

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\left (-{\mathrm e}^{-x^{2}}+x^{2} {\mathrm e}^{-x^{2}}-F \left (y-\frac {x^{2} {\mathrm e}^{-x^{2}}}{2}\right )\right ) x \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

11.470

\(363\)

11901

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (1+y\right ) \left (\left (y-\ln \left (1+y\right )-\ln \left (x \right )\right ) x +1\right )}{y x} \end {array} \]

[‘y=_G(x,y’)‘]

53.670

\(364\)

11902

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {6 y}{8 y^{4}+9 y^{3}+12 y^{2}+6 y-F \left (-\frac {y^{4}}{3}-\frac {y^{3}}{2}-y^{2}-y+x \right )} \end {array} \]

[‘x=_G(y,y’)‘]

6.406

\(365\)

11908

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {i x^{2} \left (i-2 \sqrt {-x^{3}+6 y}\right )}{2} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

1.755

\(366\)

11917

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {1+2 x^{5} \sqrt {4 x^{2} y+1}}{2 x^{3}} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

13.883

\(367\)

11921

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\left (-\ln \left (\ln \left (y\right )\right )+\ln \left (x \right )\right ) y \end {array} \]

[‘x=_G(y,y’)‘]

8.602

\(368\)

11922

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\left (-\ln \left (\ln \left (y\right )\right )+\ln \left (x \right )\right )^{2} y \end {array} \]

[‘y=_G(x,y’)‘]

10.824

\(369\)

11923

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y}{\ln \left (\ln \left (y\right )\right )-\ln \left (x \right )+1} \end {array} \]

[‘y=_G(x,y’)‘]

16.622

\(370\)

11924

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {1+2 \sqrt {4 x^{2} y+1}\, x^{4}}{2 x^{3}} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

13.707

\(371\)

11931

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {x^{3} \left (\sqrt {a}\, x +\sqrt {a}-2 \sqrt {a \,x^{4}+8 y}\right ) \sqrt {a}}{2 \left (x +1\right )} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

30.566

\(372\)

11948

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {\left (\sqrt {a}\, x^{4}+\sqrt {a}\, x^{3}-2 \sqrt {a \,x^{4}+8 y}\right ) \sqrt {a}}{2 \left (x +1\right )} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

1.976

\(373\)

11952

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (-2 y^{{3}/{2}}+3 \,{\mathrm e}^{x}\right )^{2} {\mathrm e}^{x}}{4 \sqrt {y}} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

88.205

\(374\)

11955

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {x^{2} \left (3 x +\sqrt {-9 x^{4}+4 y^{3}}\right )}{y^{2}} \end {array} \]

[‘y=_G(x,y’)‘]

246.940

\(375\)

11959

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {x +1+2 x^{6} \sqrt {4 x^{2} y+1}}{2 x^{3} \left (x +1\right )} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

52.140

\(376\)

11961

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {x^{2} \left (x +1+2 x \sqrt {x^{3}-6 y}\right )}{2 x +2} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

30.710

\(377\)

11973

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {-x^{2}+1+4 x^{3} \sqrt {x^{2}-2 x +1+8 y}}{4 x +4} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

15.015

\(378\)

11977

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {x +1+2 \sqrt {4 x^{2} y+1}\, x^{3}}{2 x^{3} \left (x +1\right )} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

53.622

\(379\)

11982

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {x \left (-2 x -2+3 x^{2} \sqrt {x^{2}+3 y}\right )}{3 x +3} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

25.605

\(380\)

11992

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {2 a x +2 a +x^{3} \sqrt {-y^{2}+4 a x}}{\left (x +1\right ) y} \end {array} \]

[‘y=_G(x,y’)‘]

56.510

\(381\)

11993

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {\left (\ln \left (y\right ) x +\ln \left (y\right )-1\right ) y}{x +1} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

24.809

\(382\)

11994

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {x^{2}+2 x +1+2 x^{3} \sqrt {x^{2}+2 x +1-4 y}}{2 x +2} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

15.396

\(383\)

11997

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {-x^{2}+x +2+2 x^{3} \sqrt {x^{2}-4 x +4 y}}{2 x +2} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

16.223

\(384\)

11998

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {3 x^{4}+3 x^{3}+\sqrt {9 x^{4}-4 y^{3}}}{\left (x +1\right ) y^{2}} \end {array} \]

[_rational]

218.617

\(385\)

12002

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {x^{3} \left (3 x +3+\sqrt {9 x^{4}-4 y^{3}}\right )}{\left (x +1\right ) y^{2}} \end {array} \]

[‘y=_G(x,y’)‘]

447.219

\(386\)

12012

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (2 y^{{3}/{2}}-3 \,{\mathrm e}^{x}\right )^{3} {\mathrm e}^{x}}{4 \left (2 y^{{3}/{2}}-3 \,{\mathrm e}^{x}+2\right ) \sqrt {y}} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

103.096

\(387\)

12014

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {-x^{2}-x -a x -a +2 x^{3} \sqrt {x^{2}+2 a x +a^{2}+4 y}}{2 x +2} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

16.938

\(388\)

12016

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (-\ln \left (y\right ) x -\ln \left (y\right )+x^{3}\right ) y}{x +1} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

9.601

\(389\)

12024

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {\cos \left (y\right ) \left (x -\cos \left (y\right )+1\right )}{\left (x \sin \left (y\right )-1\right ) \left (x +1\right )} \end {array} \]

[‘y=_G(x,y’)‘]

72.842

\(390\)

12034

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\cos \left (y\right ) \left (\cos \left (y\right ) x^{3}-x -1\right )}{\left (x \sin \left (y\right )-1\right ) \left (x +1\right )} \end {array} \]

[‘y=_G(x,y’)‘]

40.396

\(391\)

12035

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (x +1+x^{4} \ln \left (y\right )\right ) y \ln \left (y\right )}{x \left (x +1\right )} \end {array} \]

[‘x=_G(y,y’)‘]

10.820

\(392\)

12040

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (2 x +2+x^{3} y\right ) y}{\left (\ln \left (y\right )+2 x -1\right ) \left (x +1\right )} \end {array} \]

[‘x=_G(y,y’)‘]

9.337

\(393\)

12044

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {\left (\ln \left (y\right ) x +\ln \left (y\right )-x \right ) y}{x \left (x +1\right )} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

35.125

\(394\)

12046

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (-\ln \left (y\right ) x -\ln \left (y\right )+x^{4}\right ) y}{x \left (x +1\right )} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

10.426

\(395\)

12054

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (x +1+\ln \left (y\right ) x \right ) \ln \left (y\right ) y}{x \left (x +1\right )} \end {array} \]

[‘x=_G(y,y’)‘]

34.021

\(396\)

12084

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {-\frac {1}{x}-\textit {\_F1} \left (y+\frac {1}{x}\right )}{x} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

5.546

\(397\)

12085

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\textit {\_F1} \left (y^{2}-2 \ln \left (x \right )\right )}{\sqrt {y^{2}}\, x} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

10.100

\(398\)

12086

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {-x \sin \left (2 y\right )-\sin \left (2 y\right )+\cos \left (2 y\right ) x^{4}+x^{4}}{2 x \left (x +1\right )} \end {array} \]

[‘y=_G(x,y’)‘]

12.504

\(399\)

12088

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {-x \sin \left (2 y\right )-\sin \left (2 y\right )+x \cos \left (2 y\right )+x}{2 x \left (x +1\right )} \end {array} \]

[‘y=_G(x,y’)‘]

254.044

\(400\)

12089

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {1}{-x -\textit {\_F1} \left (y-\ln \left (x \right )\right ) y \,{\mathrm e}^{y}} \end {array} \]

[NONE]

6.588

\(401\)

12093

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {x^{3} {\mathrm e}^{y}+x^{4}+{\mathrm e}^{y} y-{\mathrm e}^{y} \ln \left ({\mathrm e}^{y}+x \right )+y x -\ln \left ({\mathrm e}^{y}+x \right ) x +x}{x^{2}} \end {array} \]

[‘y=_G(x,y’)‘]

67.117

\(402\)

12094

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {x^{2}}{2}+\sqrt {x^{3}-6 y}+x^{2} \sqrt {x^{3}-6 y}+x^{3} \sqrt {x^{3}-6 y} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

21.897

\(403\)

12095

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (-\sqrt {a}\, x^{3}+2 \sqrt {a \,x^{4}+8 y}+2 x^{2} \sqrt {a \,x^{4}+8 y}+2 x^{3} \sqrt {a \,x^{4}+8 y}\right ) \sqrt {a}}{2} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

18.891

\(404\)

12099

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {-2 \cos \left (y\right )+x^{3} \cos \left (2 y\right ) \ln \left (x \right )+x^{3} \ln \left (x \right )}{2 \sin \left (y\right ) \ln \left (x \right ) x} \end {array} \]

[‘y=_G(x,y’)‘]

66.880

\(405\)

12101

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {2 x}{3}+\sqrt {x^{2}+3 y}+x^{2} \sqrt {x^{2}+3 y}+x^{3} \sqrt {x^{2}+3 y} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

14.859

\(406\)

12102

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {-2 \cos \left (y\right )+x^{2} \cos \left (2 y\right ) \ln \left (x \right )+x^{2} \ln \left (x \right )}{2 \sin \left (y\right ) \ln \left (x \right ) x} \end {array} \]

[‘y=_G(x,y’)‘]

68.743

\(407\)

12108

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (3 x y^{2}+x +3 y^{2}\right ) y}{\left (x +6 y^{2}\right ) x \left (x +1\right )} \end {array} \]

[_rational, [_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

19.107

\(408\)

12111

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {1+2 \sqrt {4 x^{2} y+1}\, x^{3}+2 x^{5} \sqrt {4 x^{2} y+1}+2 x^{6} \sqrt {4 x^{2} y+1}}{2 x^{3}} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

14.302

\(409\)

12113

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {2 a +\sqrt {-y^{2}+4 a x}+x^{2} \sqrt {-y^{2}+4 a x}+x^{3} \sqrt {-y^{2}+4 a x}}{y} \end {array} \]

[‘y=_G(x,y’)‘]

37.276

\(410\)

12116

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (x^{4}+3 x y^{2}+3 y^{2}\right ) y}{\left (x +6 y^{2}\right ) x \left (x +1\right )} \end {array} \]

[_rational, [_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

8.120

\(411\)

12126

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {3 x^{3}+\sqrt {-9 x^{4}+4 y^{3}}+x^{2} \sqrt {-9 x^{4}+4 y^{3}}+x^{3} \sqrt {-9 x^{4}+4 y^{3}}}{y^{2}} \end {array} \]

[NONE]

63.705

\(412\)

12127

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {1}{-x +\left (\frac {1}{y}+1\right ) x +\textit {\_F1} \left (\left (\frac {1}{y}+1\right ) x \right ) x^{2}-\textit {\_F1} \left (\left (\frac {1}{y}+1\right ) x \right ) x^{2} \left (\frac {1}{y}+1\right )} \end {array} \]

[NONE]

6.257

\(413\)

12128

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {x}{2}+\frac {1}{2}+\sqrt {x^{2}+2 x +1-4 y}+x^{2} \sqrt {x^{2}+2 x +1-4 y}+x^{3} \sqrt {x^{2}+2 x +1-4 y} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

15.189

\(414\)

12129

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\cosh \left (x \right )}{\sinh \left (x \right )}+\textit {\_F1} \left (y-\ln \left (\sinh \left (x \right )\right )\right ) \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

9.496

\(415\)

12130

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {x}{2}+1+\sqrt {x^{2}-4 x +4 y}+x^{2} \sqrt {x^{2}-4 x +4 y}+x^{3} \sqrt {x^{2}-4 x +4 y} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

16.643

\(416\)

12131

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {1}{\sin \left (x \right )}+\textit {\_F1} \left (y-\ln \left (\sin \left (x \right )\right )+\ln \left (\cos \left (x \right )+1\right )\right ) \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

14.091

\(417\)

12135

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y \left (\ln \left (x \right )+\ln \left (y\right )-1+x^{2} \ln \left (x \right )^{2}+2 x^{2} \ln \left (y\right ) \ln \left (x \right )+x^{2} \ln \left (y\right )^{2}\right )}{x} \end {array} \]

[NONE]

13.848

\(418\)

12136

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y \left (\ln \left (y\right )-1+\ln \left (x \right )+x^{3} \ln \left (x \right )^{2}+2 x^{3} \ln \left (y\right ) \ln \left (x \right )+x^{3} \ln \left (y\right )^{2}\right )}{x} \end {array} \]

[NONE]

12.620

\(419\)

12137

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {\left (-\frac {1}{x}-\textit {\_F1} \left (y^{2}-2 x \right )\right ) x}{\sqrt {y^{2}}} \end {array} \]

[NONE]

7.776

\(420\)

12138

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {x}{4}+\frac {1}{4}+\sqrt {x^{2}-2 x +1+8 y}+x^{2} \sqrt {x^{2}-2 x +1+8 y}+x^{3} \sqrt {x^{2}-2 x +1+8 y} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

15.236

\(421\)

12140

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {-x -\textit {\_F1} \left (y^{2}-2 x \right )}{\sqrt {y^{2}}\, x} \end {array} \]

[NONE]

7.656

\(422\)

12142

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {\left (-\frac {y \,{\mathrm e}^{\frac {1}{x}}}{x}-\textit {\_F1} \left (y \,{\mathrm e}^{\frac {1}{x}}\right )\right ) {\mathrm e}^{-\frac {1}{x}}}{x} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

6.971

\(423\)

12145

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\left (\frac {\ln \left (-1+y\right ) y}{\left (1-y\right ) \ln \left (x \right ) x}-\frac {\ln \left (-1+y\right )}{\left (1-y\right ) \ln \left (x \right ) x}-f \left (x \right )\right ) \left (1-y\right ) \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

11.980

\(424\)

12146

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {x}{2}-\frac {a}{2}+\sqrt {x^{2}+2 a x +a^{2}+4 y}+x^{2} \sqrt {x^{2}+2 a x +a^{2}+4 y}+x^{3} \sqrt {x^{2}+2 a x +a^{2}+4 y} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

18.260

\(425\)

12150

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left ({\mathrm e}^{-\frac {y}{x}} y+{\mathrm e}^{-\frac {y}{x}} x +x +x^{3}+x^{4}\right ) {\mathrm e}^{\frac {y}{x}}}{x} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

134.840

\(426\)

12169

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\frac {\left (-8-8 y^{3}+24 y^{{3}/{2}} {\mathrm e}^{x}-18 \,{\mathrm e}^{2 x}-8 y^{{9}/{2}}+36 y^{3} {\mathrm e}^{x}-54 \,{\mathrm e}^{2 x} y^{{3}/{2}}+27 \,{\mathrm e}^{3 x}\right ) {\mathrm e}^{x}}{8 \sqrt {y}} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

115.478

\(427\)

12196

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y \left (\ln \left (y\right ) x +\ln \left (y\right )-x -1+x \ln \left (x \right )+\ln \left (x \right )+x^{4} \ln \left (x \right )^{2}+2 x^{4} \ln \left (y\right ) \ln \left (x \right )+x^{4} \ln \left (y\right )^{2}\right )}{x \left (x +1\right )} \end {array} \]

[NONE]

13.868

\(428\)

12197

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y \left (x \ln \left (x \right )+\ln \left (x \right )+\ln \left (y\right ) x +\ln \left (y\right )-x -1+x \ln \left (x \right )^{2}+2 x \ln \left (y\right ) \ln \left (x \right )+x \ln \left (y\right )^{2}\right )}{x \left (x +1\right )} \end {array} \]

[NONE]

15.750

\(429\)

12208

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left ({\mathrm e}^{-\frac {y}{x}} y x +{\mathrm e}^{-\frac {y}{x}} y+{\mathrm e}^{-\frac {y}{x}} x^{2}+{\mathrm e}^{-\frac {y}{x}} x +x \right ) {\mathrm e}^{\frac {y}{x}}}{x \left (x +1\right )} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

138.877

\(430\)

12210

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left ({\mathrm e}^{-\frac {y}{x}} y x +{\mathrm e}^{-\frac {y}{x}} y+{\mathrm e}^{-\frac {y}{x}} x^{2}+{\mathrm e}^{-\frac {y}{x}} x +x^{4}\right ) {\mathrm e}^{\frac {y}{x}}}{x \left (x +1\right )} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

136.346

\(431\)

12233

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y \left (\ln \left (x \right )+\ln \left (y\right )-1+x \ln \left (x \right )^{2}+2 x \ln \left (y\right ) \ln \left (x \right )+x \ln \left (y\right )^{2}+x^{3} \ln \left (x \right )^{2}+2 x^{3} \ln \left (y\right ) \ln \left (x \right )+x^{3} \ln \left (y\right )^{2}+x^{4} \ln \left (x \right )^{2}+2 x^{4} \ln \left (y\right ) \ln \left (x \right )+x^{4} \ln \left (y\right )^{2}\right )}{x} \end {array} \]

[NONE]

13.548

\(432\)

12264

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y \left (y^{2} x^{2}+y x \,{\mathrm e}^{x}+{\mathrm e}^{2 x}\right ) {\mathrm e}^{-2 x} \left (-1+x \right )}{x} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘], _Abel]

38.291

\(433\)

12292

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (x^{2}+a \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.165

\(434\)

12296

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \,x^{2 c}+b \,x^{c -1}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.664

\(435\)

12300

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \,{\mathrm e}^{2 x}+b \,{\mathrm e}^{x}+c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.310

\(436\)

12301

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \cosh \left (x \right )^{2}+b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.506

\(437\)

12302

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \cos \left (2 x \right )+b \right ) y&=0 \end {array} \]

[_ellipsoidal]

3.623

\(438\)

12303

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \cos \left (x \right )^{2}+b \right ) y&=0 \end {array} \]

[_ellipsoidal]

3.761

\(439\)

12305

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (\frac {m \left (m -1\right )}{\cos \left (x \right )^{2}}+\frac {n \left (n -1\right )}{\sin \left (x \right )^{2}}+a \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.445

\(440\)

12306

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (n \left (n +1\right ) k^{2} \operatorname {JacobiSN}\left (x , k\right )^{2}+b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.057

\(441\)

12307

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (f \left (x \right )^{2}+f^{\prime }\left (x \right )\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.130

\(442\)

12312

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+a y^{\prime }-\left (b^{2} x^{2}+c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.898

\(443\)

12316

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+y^{\prime } x +\left (n +1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.149

\(444\)

12317

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+y^{\prime } x -n y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.793

\(445\)

12319

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -a y-y^{\prime } x +y^{\prime \prime }&=0 \end {array} \]

[_Hermite]

5.935

\(446\)

12321

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-2 y^{\prime } x +a y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.875

\(447\)

12323

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-4 y^{\prime } x +\left (3 x^{2}+2 n -1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.366

\(448\)

12327

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} b y+a x y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.158

\(449\)

12329

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+\left (c x +d \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.806

\(450\)

12330

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+\left (\operatorname {a1} \,x^{2}+\operatorname {b1} x +\operatorname {c1} \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.553

\(451\)

12335

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+a \,x^{-1+q} y^{\prime }+b \,x^{q -2} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.416

\(452\)

12340

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+2 n y^{\prime } \cot \left (x \right )+\left (-a^{2}+n^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

7.279

\(453\)

12343

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\cot \left (x \right ) y^{\prime }+v \left (v +1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.578

\(454\)

12345

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} b y+a \tan \left (x \right ) y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.737

\(455\)

12349

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (\frac {f^{\prime }\left (x \right )}{f \left (x \right )}+2 a \right ) y^{\prime }+\left (\frac {a f^{\prime }\left (x \right )}{f \left (x \right )}+a^{2}-b^{2} f \left (x \right )^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.379

\(456\)

12350

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (\frac {2 f^{\prime }\left (x \right )}{f \left (x \right )}+\frac {g^{\prime \prime }\left (x \right )}{g^{\prime }\left (x \right )}-\frac {g^{\prime }\left (x \right )}{g \left (x \right )}\right ) y^{\prime }+\left (\frac {f^{\prime }\left (x \right ) \left (\frac {2 f^{\prime }\left (x \right )}{f \left (x \right )}+\frac {g^{\prime \prime }\left (x \right )}{g^{\prime }\left (x \right )}-\frac {g^{\prime }\left (x \right )}{g \left (x \right )}\right )}{f \left (x \right )}-\frac {f^{\prime \prime }\left (x \right )}{f \left (x \right )}-\frac {v^{2} {g^{\prime }\left (x \right )}^{2}}{g \left (x \right )^{2}}+{g^{\prime }\left (x \right )}^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.429

\(457\)

12351

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (\frac {g^{\prime \prime }\left (x \right )}{g^{\prime }\left (x \right )}+\frac {\left (2 v -1\right ) g^{\prime }\left (x \right )}{g \left (x \right )}+\frac {2 h^{\prime }\left (x \right )}{h \left (x \right )}\right ) y^{\prime }+\left (\frac {h^{\prime }\left (x \right ) \left (\frac {g^{\prime \prime }\left (x \right )}{g^{\prime }\left (x \right )}+\frac {\left (2 v -1\right ) g^{\prime }\left (x \right )}{g \left (x \right )}+\frac {2 h^{\prime }\left (x \right )}{h \left (x \right )}\right )}{h \left (x \right )}-\frac {h^{\prime \prime }\left (x \right )}{h \left (x \right )}+{g^{\prime }\left (x \right )}^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.600

\(458\)

12353

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 y^{\prime \prime }-\left (x^{2}+a \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.187

\(459\)

12355

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a y^{\prime \prime }-\left (a b +c +x \right ) y^{\prime }+\left (b \left (x +c \right )+d \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.540

\(460\)

12358

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a +x \right ) y+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.886

\(461\)

12362

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +y^{\prime }+\left (a +x \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.633

\(462\)

12365

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x -y^{\prime }+x^{3} \left ({\mathrm e}^{x^{2}}-v^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

7.145

\(463\)

12373

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (x +b \right ) y^{\prime }+a y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

7.148

\(464\)

12374

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (x +a +b \right ) y^{\prime }+a y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

7.202

\(465\)

12376

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x -y^{\prime } x -a y&=0 \end {array} \]

[_Laguerre]

4.997

\(466\)

12379

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (b -x \right ) y^{\prime }-a y&=0 \end {array} \]

[_Laguerre]

6.734

\(467\)

12380

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x -2 \left (-1+x \right ) y^{\prime }-y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.298

\(468\)

12381

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x -\left (3 x -2\right ) y^{\prime }-\left (2 x -3\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.799

\(469\)

12382

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (a x +b +n \right ) y^{\prime }+n a y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.570

\(470\)

12383

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x -\left (a +b \right ) \left (x +1\right ) y^{\prime }+a b x y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.831

\(471\)

12384

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a b x +a n +b m \right ) y+\left (m +n +\left (a +b \right ) x \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.476

\(472\)

12386

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (a x +b \right ) y^{\prime }+\left (c x +d \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.591

\(473\)

12390

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x -2 \left (x^{2}-a \right ) y^{\prime }+2 n x y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

17.306

\(474\)

12397

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y^{\prime \prime } x -\left (-1+x \right ) y^{\prime }+a y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

7.143

\(475\)

12398

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y^{\prime \prime } x -\left (2 x -1\right ) y^{\prime }+a y&=0 \end {array} \]

[_Laguerre]

6.698

\(476\)

12400

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 y^{\prime \prime } x -\left (a +x \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.026

\(477\)

12403

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 y^{\prime \prime } x +4 y-\left (2+x \right ) y+l y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

23.088

\(478\)

12404

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 y^{\prime \prime } x +4 m y^{\prime }-\left (x -2 m -4 n \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

7.982

\(479\)

12405

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 16 y^{\prime \prime } x +8 y^{\prime }-\left (a +x \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.959

\(480\)

12408

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 5 \left (a x +b \right ) y^{\prime \prime }+8 a y^{\prime }+c \left (a x +b \right )^{{1}/{5}} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

24.852

\(481\)

12409

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 a x y^{\prime \prime }+\left (b x +a \right ) y^{\prime }+c y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

29.812

\(482\)

12410

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 a x y^{\prime \prime }+\left (b x +3 a \right ) y^{\prime }+c y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

29.701

\(483\)

12411

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\operatorname {a2} x +\operatorname {b2} \right ) y^{\prime \prime }+\left (\operatorname {a1} x +\operatorname {b1} \right ) y^{\prime }+\left (\operatorname {a0} x +\operatorname {b0} \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

28.187

\(484\)

12420

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (a \,x^{2}+b x +c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.256

\(485\)

12422

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\frac {y}{\ln \left (x \right )}-x \,{\mathrm e}^{x} \left (2+x \ln \left (x \right )\right )&=0 \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

3.181

\(486\)

12437

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+2 y^{\prime } x +\left (l \,x^{2}+a x -n \left (n +1\right )\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

33.686

\(487\)

12438

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+2 \left (-1+x \right ) y^{\prime }+a y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

15.260

\(488\)

12439

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+2 \left (a +x \right ) y^{\prime }-b \left (b -1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

15.604

\(489\)

12454

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+c y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

16.214

\(490\)

12456

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+x^{2} y^{\prime }+\left (a x +b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.679

\(491\)

12461

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -y+x \left (x +3\right ) y^{\prime }+x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

16.965

\(492\)

12463

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }-\left (x^{2}-2 x \right ) y^{\prime }-\left (a +x \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

18.096

\(493\)

12466

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+2 x^{2} y^{\prime }-v \left (v -1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

7.007

\(494\)

12472

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (2 a x +b \right ) x y^{\prime }+\left (a b x +c \,x^{2}+d \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

21.932

\(495\)

12473

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (a x +b \right ) y^{\prime } x +\left (\operatorname {a1} \,x^{2}+\operatorname {b1} x +\operatorname {c1} \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

24.309

\(496\)

12476

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }-2 x \left (x^{2}-a \right ) y^{\prime }+\left (2 n \,x^{2}+\left (\left (-1\right )^{n}-1\right ) a \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

23.520

\(497\)

12479

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (x^{3}+1\right ) x y^{\prime }-y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

26.894

\(498\)

12480

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (-x^{4}+\left (2 n +2 a +1\right ) x^{2}+\left (-1\right )^{n} a -a^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.847

\(499\)

12481

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (a \,x^{n}+b \right ) y^{\prime } x +\left (\operatorname {a1} \,x^{2 n}+\operatorname {b1} \,x^{n}+\operatorname {c1} \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

18.352

\(500\)

12482

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }-\left (2 x^{2} \tan \left (x \right )-x \right ) y^{\prime }-\left (a +x \tan \left (x \right )\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.727

\(501\)

12483

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (2 x^{2} \cot \left (x \right )+x \right ) y^{\prime }+\left (x \cot \left (x \right )+a \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

14.140

\(502\)

12484

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+2 x f \left (x \right ) y^{\prime }+\left (x f^{\prime }\left (x \right )+f \left (x \right )^{2}-f \left (x \right )+a \,x^{2}+b x +c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

18.997

\(503\)

12485

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+2 x^{2} f \left (x \right ) y^{\prime }+\left (x^{2} \left (f^{\prime }\left (x \right )+f \left (x \right )^{2}+a \right )-v \left (v -1\right )\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

15.840

\(504\)

12486

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (x -2 x^{2} f \left (x \right )\right ) y^{\prime }+\left (x^{2} \left (1+f \left (x \right )^{2}-f^{\prime }\left (x \right )\right )-f \left (x \right ) x -v^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

26.418

\(505\)

12491

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+1\right ) y^{\prime \prime }+2 y^{\prime } x -v \left (v -1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

26.621

\(506\)

12496

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }-v \left (v +1\right ) y&=0 \end {array} \]

[_Gegenbauer]

5.857

\(507\)

12497

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }-n \left (n +1\right ) y+\frac {\left (n +1\right ) \operatorname {LegendreP}\left (n +1, x\right )-\left (n +1\right ) x \operatorname {LegendreP}\left (n , x\right )}{x^{2}-1}&=0 \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

7.310

\(508\)

12503

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }+2 y^{\prime } x -l y&=0 \end {array} \]

[_Gegenbauer]

67.773

\(509\)

12504

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }+2 y^{\prime } x -v \left (v +1\right ) y&=0 \end {array} \]

[_Gegenbauer]

80.715

\(510\)

12505

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }-2 y^{\prime } x -\left (v +2\right ) \left (v -1\right ) y&=0 \end {array} \]

[_Gegenbauer]

702.639

\(511\)

12508

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }+2 \left (n +1\right ) x y^{\prime }-\left (v +n +1\right ) \left (v -n \right ) y&=0 \end {array} \]

[_Gegenbauer]

66.958

\(512\)

12509

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }-2 \left (n -1\right ) x y^{\prime }-\left (v -n +1\right ) \left (v +n \right ) y&=0 \end {array} \]

[_Gegenbauer]

66.132

\(513\)

12510

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }-2 \left (v -1\right ) x y^{\prime }-2 v y&=0 \end {array} \]

[[_2nd_order, _exact, _linear, _homogeneous]]

0.032

\(514\)

12512

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }+a x y^{\prime }+\left (b \,x^{2}+c x +d \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

49.316

\(515\)

12513

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+c y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

119.335

\(516\)

12516

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x +1\right ) y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+c y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

79.384

\(517\)

12520

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (-1+x \right ) y^{\prime \prime }+\left (2 x -1\right ) y^{\prime }-v \left (v +1\right ) y&=0 \end {array} \]

[_Jacobi]

65.512

\(518\)

12522

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (-1+x \right ) y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+c y&=0 \end {array} \]

[_Jacobi]

79.884

\(519\)

12523

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (-1+x \right ) y^{\prime \prime }+\left (\left (1+a \right ) x +b \right ) y^{\prime }-l y&=0 \end {array} \]

[_Jacobi]

97.276

\(520\)

12525

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (2+x \right ) y^{\prime \prime }+2 \left (n +1+\left (n +1-2 l \right ) x -l \,x^{2}\right ) y^{\prime }+\left (2 l \left (p -n -1\right ) x +2 p l +m \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

135.568

\(521\)

12529

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-1+x \right ) \left (x -2\right ) y^{\prime \prime }-\left (2 x -3\right ) y^{\prime }+y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

295.003

\(522\)

12532

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x \left (-1+x \right ) y^{\prime \prime }+\left (2 x -1\right ) y^{\prime }+\left (a x +b \right ) y&=0 \end {array} \]

[_Jacobi]

65.829

\(523\)

12533

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x \left (-1+x \right ) y^{\prime \prime }+\left (\left (2 v +5\right ) x -2 v -3\right ) y^{\prime }+\left (v +1\right ) y&=0 \end {array} \]

[_Jacobi]

74.620

\(524\)

12537

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 x^{2} y^{\prime \prime }-\left (-4 k x +4 m^{2}+x^{2}-1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.602

\(525\)

12539

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 x^{2} y^{\prime \prime }+4 y^{\prime } x +\left (-x^{2}+2 \left (1-m +2 l \right ) x -m^{2}+1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

34.238

\(526\)

12549

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (4 x -1\right ) y^{\prime \prime }+\left (\left (4 a +2\right ) x -a \right ) y^{\prime }+a \left (-1+a \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

68.414

\(527\)

12555

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 48 x \left (-1+x \right ) y^{\prime \prime }+\left (152 x -40\right ) y^{\prime }+53 y&=0 \end {array} \]

[_Jacobi]

62.296

\(528\)

12557

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 144 x \left (-1+x \right ) y^{\prime \prime }+\left (120 x -48\right ) y^{\prime }+y&=0 \end {array} \]

[_Jacobi]

62.209

\(529\)

12558

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 144 x \left (-1+x \right ) y^{\prime \prime }+\left (168 x -96\right ) y^{\prime }+y&=0 \end {array} \]

[_Jacobi]

61.691

\(530\)

12559

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \,x^{2} y^{\prime \prime }+b x y^{\prime }+\left (c \,x^{2}+d x +f \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

19.120

\(531\)

12560

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \operatorname {a2} \,x^{2} y^{\prime \prime }+\left (\operatorname {a1} \,x^{2}+\operatorname {b1} x \right ) y^{\prime }+\left (\operatorname {a0} \,x^{2}+\operatorname {b0} x +\operatorname {c0} \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

25.172

\(532\)

12565

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \operatorname {A2} \left (a x +b \right )^{2} y^{\prime \prime }+\operatorname {A1} \left (a x +b \right ) y^{\prime }+\operatorname {A0} \left (a x +b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

84.069

\(533\)

12566

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{2}+b x +c \right ) y^{\prime \prime }+\left (d x +f \right ) y^{\prime }+g y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

126.912

\(534\)

12568

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -y+2 y^{\prime } x +x^{3} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

15.806

\(535\)

12572

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime }-\left (x^{2}-1\right ) y^{\prime }+y x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

43.961

\(536\)

12574

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x^{2}+1\right ) y^{\prime \prime }+\left (2 x^{2}+1\right ) y^{\prime }-v \left (v +1\right ) x y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

97.138

\(537\)

12576

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x^{2}+1\right ) y^{\prime \prime }+\left (2 \left (n +1\right ) x^{2}+2 n +1\right ) y^{\prime }-\left (v -n \right ) \left (v +n +1\right ) x y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

139.096

\(538\)

12577

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x^{2}+1\right ) y^{\prime \prime }-\left (2 \left (n -1\right ) x^{2}+2 n -1\right ) y^{\prime }+\left (v +n \right ) \left (-v +n -1\right ) x y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

138.898

\(539\)

12579

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x^{2}-1\right ) y^{\prime \prime }+\left (x^{2}-1\right ) y^{\prime }-y x&=0 \end {array} \]

[[_elliptic, _class_II]]

204.388

\(540\)

12580

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x^{2}-1\right ) y^{\prime \prime }+\left (3 x^{2}-1\right ) y^{\prime }+y x&=0 \end {array} \]

[[_elliptic, _class_I]]

55.043

\(541\)

12581

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x^{2}-1\right ) y^{\prime \prime }+\left (a \,x^{2}+b \right ) y^{\prime }+c x y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

119.052

\(542\)

12588

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (\left (a +b +1\right ) x +\alpha +\beta -1\right ) y^{\prime }}{x \left (-1+x \right )}-\frac {\left (a b x -\alpha \beta \right ) y}{x^{2} \left (-1+x \right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

132.551

\(543\)

12590

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=\frac {2 y^{\prime }}{x \left (x -2\right )}-\frac {y}{x^{2} \left (x -2\right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

50.600

\(544\)

12592

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (\left (\alpha +\beta +1\right ) x^{2}-\left (\alpha +\beta +1+a \left (\gamma +\delta \right )-\delta \right ) x +a \gamma \right ) y^{\prime }}{x \left (-1+x \right ) \left (x -a \right )}-\frac {\left (\alpha \beta x -q \right ) y}{x \left (-1+x \right ) \left (x -a \right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

305.266

\(545\)

12593

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (A \,x^{2}+B x +C \right ) y^{\prime }}{\left (x -a \right ) \left (x -b \right ) \left (x -c \right )}-\frac {\left (\operatorname {DD} x +E \right ) y}{\left (x -a \right ) \left (x -b \right ) \left (x -c \right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

317.525

\(546\)

12596

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (3 x -1\right ) y^{\prime }}{2 x \left (-1+x \right )}+\frac {v \left (v +1\right ) y}{4 x^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

26.742

\(547\)

12597

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (\left (1+a \right ) x -1\right ) y^{\prime }}{x \left (-1+x \right )}-\frac {\left (\left (a^{2}-b^{2}\right ) x +c^{2}\right ) y}{4 x^{2} \left (-1+x \right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

76.212

\(548\)

12598

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (3 x -1\right ) y^{\prime }}{2 x \left (-1+x \right )}-\frac {\left (a x +b \right ) y}{4 x \left (-1+x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

22.992

\(549\)

12602

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (a \left (b +2\right ) x^{2}+\left (c -d +1\right ) x \right ) y^{\prime }}{\left (a x +1\right ) x^{2}}-\frac {\left (a b x -c d \right ) y}{\left (a x +1\right ) x^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

166.060

\(550\)

12604

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (2 a x +b \right ) y^{\prime }}{x \left (a x +b \right )}-\frac {\left (a v x -b \right ) y}{\left (a x +b \right ) x^{2}}+A x \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

139.455

\(551\)

12606

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (x^{2} a \left (1-a \right )-b \left (x +b \right )\right ) y}{x^{4}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.415

\(552\)

12607

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left ({\mathrm e}^{\frac {2}{x}}-v^{2}\right ) y}{x^{4}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.741

\(553\)

12611

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {y^{\prime }}{x}-\frac {\left (b \,x^{2}+a \left (x^{4}+1\right )\right ) y}{x^{4}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.398

\(554\)

12612

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (x^{2}+1\right ) y^{\prime }}{x^{3}}-\frac {y}{x^{4}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

23.482

\(555\)

12619

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (2 x^{2}+1\right ) y^{\prime }}{x \left (x^{2}+1\right )}-\frac {\left (-v \left (v +1\right ) x^{2}-n^{2}\right ) y}{x^{2} \left (x^{2}+1\right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

95.514

\(556\)

12620

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (a \,x^{2}+a -1\right ) y^{\prime }}{x \left (x^{2}+1\right )}-\frac {\left (b \,x^{2}+c \right ) y}{x^{2} \left (x^{2}+1\right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

128.359

\(557\)

12622

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {2 x y^{\prime }}{x^{2}-1}-\frac {v \left (v +1\right ) y}{x^{2} \left (x^{2}-1\right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

35.931

\(558\)

12623

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {2 x y^{\prime }}{x^{2}-1}+\frac {v \left (v +1\right ) y}{x^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

45.496

\(559\)

12626

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (a \,x^{2}+a -2\right ) y^{\prime }}{x \left (x^{2}-1\right )}-\frac {b y}{x^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

132.911

\(560\)

12627

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=\frac {\left (2 b c \,x^{c} \left (x^{2}-1\right )+2 \left (-1+a \right ) x^{2}-2 a \right ) y^{\prime }}{x \left (x^{2}-1\right )}-\frac {\left (b^{2} c^{2} x^{2 c} \left (x^{2}-1\right )+b c \,x^{c +2} \left (2 a -c -1\right )-b c \,x^{c} \left (2 a -c +1\right )+x^{2} \left (a \left (-1+a \right )-v \left (v +1\right )\right )-a \left (1+a \right )\right ) y}{x^{2} \left (x^{2}-1\right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

368.672

\(561\)

12630

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {2 x y^{\prime }}{x^{2}+1}-\frac {\left (a^{2} \left (x^{2}+1\right )^{2}-n \left (n +1\right ) \left (x^{2}+1\right )+m^{2}\right ) y}{\left (x^{2}+1\right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

110.524

\(562\)

12631

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {a x y^{\prime }}{x^{2}+1}-\frac {b y}{\left (x^{2}+1\right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

90.465

\(563\)

12634

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {2 x y^{\prime }}{x^{2}-1}-\frac {\left (-a^{2}-\lambda \left (x^{2}-1\right )\right ) y}{\left (x^{2}-1\right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

88.512

\(564\)

12635

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {2 x y^{\prime }}{x^{2}-1}-\frac {\left (\left (x^{2}-1\right ) \left (a \,x^{2}+b x +c \right )-k^{2}\right ) y}{\left (x^{2}-1\right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

106.790

\(565\)

12636

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {2 x y^{\prime }}{x^{2}-1}-\frac {\left (-a^{2} \left (x^{2}-1\right )^{2}-n \left (n +1\right ) \left (x^{2}-1\right )-m^{2}\right ) y}{\left (x^{2}-1\right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

103.963

\(566\)

12637

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=\frac {2 x \left (2 a -1\right ) y^{\prime }}{x^{2}-1}-\frac {\left (x^{2} \left (2 a \left (2 a -1\right )-v \left (v +1\right )\right )+2 a +v \left (v +1\right )\right ) y}{\left (x^{2}-1\right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

151.182

\(567\)

12638

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {2 x \left (n +1-2 a \right ) y^{\prime }}{x^{2}-1}-\frac {\left (4 a \,x^{2} \left (a -n \right )-\left (x^{2}-1\right ) \left (2 a +\left (v -n \right ) \left (v +n +1\right )\right )\right ) y}{\left (x^{2}-1\right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

188.963

\(568\)

12647

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (-x^{2} \left (a^{2}-1\right )+2 \left (a +3\right ) b x -b^{2}\right ) y}{4 x^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.550

\(569\)

12651

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (3 x -1\right ) y^{\prime }}{2 x \left (-1+x \right )}-\frac {\left (v \left (v +1\right ) \left (-1+x \right )-a^{2} x \right ) y}{4 x^{2} \left (-1+x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

51.638

\(570\)

12652

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (3 x -1\right ) y^{\prime }}{2 x \left (-1+x \right )}-\frac {\left (-v \left (v +1\right ) \left (-1+x \right )^{2}-4 n^{2} x \right ) y}{4 x^{2} \left (-1+x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

50.933

\(571\)

12655

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {b x y^{\prime }}{\left (x^{2}-1\right ) a}-\frac {\left (c \,x^{2}+d x +e \right ) y}{a \left (x^{2}-1\right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

122.282

\(572\)

12656

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (b \,x^{2}+c x +d \right ) y}{a \,x^{2} \left (-1+x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.165

\(573\)

12661

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (3 x^{2}-1\right ) y^{\prime }}{\left (x^{2}-1\right ) x}-\frac {\left (x^{2}-1-\left (2 v +1\right )^{2}\right ) y}{\left (x^{2}-1\right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

136.334

\(574\)

12666

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\left (\frac {1-\operatorname {a1} -\operatorname {b1}}{x -\operatorname {c1}}+\frac {1-\operatorname {a2} -\operatorname {b2}}{x -\operatorname {c2}}+\frac {1-\operatorname {a3} -\operatorname {b3}}{x -\operatorname {c3}}\right ) y^{\prime }-\frac {\left (\frac {\operatorname {a1} \operatorname {b1} \left (\operatorname {c1} -\operatorname {c3} \right ) \left (\operatorname {c1} -\operatorname {c2} \right )}{x -\operatorname {c1}}+\frac {\operatorname {a2} \operatorname {b2} \left (\operatorname {c2} -\operatorname {c1} \right ) \left (\operatorname {c2} -\operatorname {c3} \right )}{x -\operatorname {c2}}+\frac {\operatorname {a3} \operatorname {b3} \left (\operatorname {c3} -\operatorname {c2} \right ) \left (\operatorname {c3} -\operatorname {c1} \right )}{x -\operatorname {c3}}\right ) y}{\left (x -\operatorname {c1} \right ) \left (x -\operatorname {c2} \right ) \left (x -\operatorname {c3} \right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1064.491

\(575\)

12670

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\left (\frac {\left (1-\operatorname {al1} -\operatorname {bl1} \right ) \operatorname {b1}}{\operatorname {b1} x -\operatorname {a1}}+\frac {\left (1-\operatorname {al2} -\operatorname {bl2} \right ) \operatorname {b2}}{\operatorname {b2} x -\operatorname {a2}}+\frac {\left (1-\operatorname {al3} -\operatorname {bl3} \right ) \operatorname {b3}}{\operatorname {b3} x -\operatorname {a3}}\right ) y^{\prime }-\frac {\left (\frac {\operatorname {al1} \operatorname {bl1} \left (\operatorname {a1} \operatorname {b2} -\operatorname {a2} \operatorname {b1} \right ) \left (-\operatorname {a1} \operatorname {b3} +\operatorname {a3} \operatorname {b1} \right )}{\operatorname {b1} x -\operatorname {a1}}+\frac {\operatorname {al2} \operatorname {bl2} \left (\operatorname {a2} \operatorname {b3} -\operatorname {a3} \operatorname {b2} \right ) \left (\operatorname {a1} \operatorname {b2} -\operatorname {a2} \operatorname {b1} \right )}{\operatorname {b2} x -\operatorname {a2}}+\frac {\operatorname {al3} \operatorname {bl3} \left (-\operatorname {a1} \operatorname {b3} +\operatorname {a3} \operatorname {b1} \right ) \left (\operatorname {a2} \operatorname {b3} -\operatorname {a3} \operatorname {b2} \right )}{\operatorname {b3} x -\operatorname {a3}}\right ) y}{\left (\operatorname {b1} x -\operatorname {a1} \right ) \left (\operatorname {b2} x -\operatorname {a2} \right ) \left (\operatorname {b3} x -\operatorname {a3} \right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1311.950

\(576\)

12673

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (a p \,x^{b}+q \right ) y^{\prime }}{x \left (a \,x^{b}-1\right )}-\frac {\left (a r \,x^{b}+s \right ) y}{x^{2} \left (a \,x^{b}-1\right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

38.004

\(577\)

12674

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=\frac {y}{{\mathrm e}^{x}+1} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

2.855

\(578\)

12677

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (-a^{2} \sinh \left (x \right )^{2}-n \left (n -1\right )\right ) y}{\sinh \left (x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.198

\(579\)

12678

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {2 n \cosh \left (x \right ) y^{\prime }}{\sinh \left (x \right )}-\left (-a^{2}+n^{2}\right ) y \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

25.432

\(580\)

12679

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (2 n +1\right ) \cos \left (x \right ) y^{\prime }}{\sin \left (x \right )}-\left (v +n +1\right ) \left (v -n \right ) y \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.555

\(581\)

12683

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \cos \left (x \right )^{2} y^{\prime \prime }-\left (a \cos \left (x \right )^{2}+n \left (n -1\right )\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.947

\(582\)

12686

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {a y}{\sin \left (x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.024

\(583\)

12687

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \sin \left (x \right )^{2} y^{\prime \prime }-\left (a \sin \left (x \right )^{2}+n \left (n -1\right )\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.745

\(584\)

12688

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (-a^{2} \cos \left (x \right )^{2}-\left (3-2 a \right ) \cos \left (x \right )-3+3 a \right ) y}{\sin \left (x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.834

\(585\)

12689

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \sin \left (x \right )^{2} y^{\prime \prime }-\left (a^{2} \cos \left (x \right )^{2}+b \cos \left (x \right )+\frac {b^{2}}{\left (2 a -3\right )^{2}}+3 a +2\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

16.651

\(586\)

12690

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (-\left (a^{2} b^{2}-\left (1+a \right )^{2}\right ) \sin \left (x \right )^{2}-a \left (1+a \right ) b \sin \left (2 x \right )-a \left (-1+a \right )\right ) y}{\sin \left (x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.151

\(587\)

12691

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (a \cos \left (x \right )^{2}+b \sin \left (x \right )^{2}+c \right ) y}{\sin \left (x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.620

\(588\)

12693

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\cos \left (x \right ) y^{\prime }}{\sin \left (x \right )}-\frac {\left (v \left (v +1\right ) \sin \left (x \right )^{2}-n^{2}\right ) y}{\sin \left (x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.868

\(589\)

12696

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\sin \left (x \right ) y^{\prime }}{\cos \left (x \right )}-\frac {\left (2 x^{2}+x^{2} \sin \left (x \right )^{2}-24 \cos \left (x \right )^{2}\right ) y}{4 x^{2} \cos \left (x \right )^{2}}+\sqrt {\cos \left (x \right )} \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

20.151

\(590\)

12698

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {4 \sin \left (3 x \right ) y}{\sin \left (x \right )^{3}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.991

\(591\)

12699

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (4 v \left (v +1\right ) \sin \left (x \right )^{2}-\cos \left (x \right )^{2}+2-4 n^{2}\right ) y}{4 \sin \left (x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.465

\(592\)

12701

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (-a \cos \left (x \right )^{2} \sin \left (x \right )^{2}-m \left (m -1\right ) \sin \left (x \right )^{2}-n \left (n -1\right ) \cos \left (x \right )^{2}\right ) y}{\cos \left (x \right )^{2} \sin \left (x \right )^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

8.230

\(593\)

12704

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=-\frac {\left (2 f \left (x \right ) {g^{\prime }\left (x \right )}^{2} g \left (x \right )-\left (g \left (x \right )^{2}-1\right ) \left (f \left (x \right ) g^{\prime \prime }\left (x \right )+2 f^{\prime }\left (x \right ) g^{\prime }\left (x \right )\right )\right ) y^{\prime }}{f \left (x \right ) g^{\prime }\left (x \right ) \left (g \left (x \right )^{2}-1\right )}-\frac {\left (\left (g \left (x \right )^{2}-1\right ) \left (f^{\prime }\left (x \right ) \left (f \left (x \right ) g^{\prime \prime }\left (x \right )+2 f^{\prime }\left (x \right ) g^{\prime }\left (x \right )\right )-f \left (x \right ) f^{\prime \prime }\left (x \right ) g^{\prime }\left (x \right )\right )-\left (2 f^{\prime }\left (x \right ) g \left (x \right )+v \left (v +1\right ) f \left (x \right ) g^{\prime }\left (x \right )\right ) f \left (x \right ) {g^{\prime }\left (x \right )}^{2}\right ) y}{f \left (x \right )^{2} g^{\prime }\left (x \right ) \left (g \left (x \right )^{2}-1\right )} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

7.609

\(594\)

12709

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+y a \,x^{3}-b x&=0 \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.061

\(595\)

12710

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-a \,x^{b} y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.060

\(596\)

12713

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a y+2 a x y^{\prime }+y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.057

\(597\)

12714

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-x^{2} y^{\prime \prime }+\left (a +b -1\right ) x y^{\prime }-a b y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.076

\(598\)

12715

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+x^{2 c -2} y^{\prime }+\left (c -1\right ) x^{2 c -3} y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.125

\(599\)

12722

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-6 y^{\prime \prime } x +2 \left (4 x^{2}+2 a -1\right ) y^{\prime }-8 a x y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.072

\(600\)

12723

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a^{3} x^{3} y+3 a^{2} x^{2} y^{\prime }+3 a x y^{\prime \prime }+y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.076

\(601\)

12725

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} f \left (x \right ) y+y^{\prime }+f \left (x \right ) y^{\prime \prime }+y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.066

\(602\)

12726

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+f \left (x \right ) \left (x^{2} y^{\prime \prime }-2 y^{\prime } x +2 y\right )&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.074

\(603\)

12728

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{\prime \prime \prime }+3 y^{\prime \prime }+y x&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.059

\(604\)

12729

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{\prime \prime \prime }+3 y^{\prime \prime }-a \,x^{2} y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.062

\(605\)

12730

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{\prime \prime \prime }+\left (a +b \right ) y^{\prime \prime }-y^{\prime } x -a y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.065

\(606\)

12731

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{\prime \prime \prime }-\left (x +2 v \right ) y^{\prime \prime }-\left (x -2 v -1\right ) y^{\prime }+\left (-1+x \right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.066

\(607\)

12733

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x y^{\prime \prime \prime }+3 y^{\prime \prime }+a x y-b&=0 \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.060

\(608\)

12734

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x y^{\prime \prime \prime }-4 \left (x +\nu -1\right ) y^{\prime \prime }+\left (2 x +6 \nu -5\right ) y^{\prime }+\left (1-2 \nu \right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.076

\(609\)

12737

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (2 x -1\right ) y^{\prime \prime \prime }-8 y^{\prime } x +8 y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.060

\(610\)

12739

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \,x^{2} y-6 y^{\prime }+x^{2} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.062

\(611\)

12743

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime }-3 \left (x -m \right ) x y^{\prime \prime }+\left (2 x^{2}+4 \left (n -m \right ) x +m \left (2 m -1\right )\right ) y^{\prime }-2 n \left (2 x -2 m +1\right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.097

\(612\)

12744

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime }+4 y^{\prime \prime } x +\left (x^{2}+2\right ) y^{\prime }+3 y x -f \left (x \right )&=0 \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.069

\(613\)

12747

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \,x^{2} y+6 y^{\prime }+6 y^{\prime \prime } x +x^{2} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.066

\(614\)

12748

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime }-3 \left (p +q \right ) x y^{\prime \prime }+3 p \left (3 q +1\right ) y^{\prime }-x^{2} y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.066

\(615\)

12749

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime }-2 \left (n +1\right ) x y^{\prime \prime }+\left (a \,x^{2}+6 n \right ) y^{\prime }-2 a x y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.074

\(616\)

12750

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime }-\left (x^{2}-2 x \right ) y^{\prime \prime }-\left (x^{2}+\nu ^{2}-\frac {1}{4}\right ) y^{\prime }+\left (x^{2}-2 x +\nu ^{2}-\frac {1}{4}\right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.076

\(617\)

12752

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime }-2 \left (x^{2}-x \right ) y^{\prime \prime }+\left (x^{2}-2 x +\frac {1}{4}-\nu ^{2}\right ) y^{\prime }+\left (\nu ^{2}-\frac {1}{4}\right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.074

\(618\)

12753

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime }-\left (x^{4}-6 x \right ) y^{\prime \prime }-\left (2 x^{3}-6\right ) y^{\prime }+2 x^{2} y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.068

\(619\)

12755

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -2 y x +\left (x^{2}+2\right ) y^{\prime }-2 y^{\prime \prime } x +\left (x^{2}+2\right ) y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.065

\(620\)

12756

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x \left (-1+x \right ) y^{\prime \prime \prime }+3 \left (2 x -1\right ) y^{\prime \prime }+\left (2 a x +b \right ) y^{\prime }+a y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.070

\(621\)

12757

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }+\left (-\nu ^{2}+1\right ) x y^{\prime }+\left (a \,x^{3}+\nu ^{2}-1\right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.070

\(622\)

12758

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }+\left (4 x^{3}+\left (-4 \nu ^{2}+1\right ) x \right ) y^{\prime }+\left (4 \nu ^{2}-1\right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.067

\(623\)

12762

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -2 \left (x^{2}+4\right ) y+x \left (x^{2}+8\right ) y^{\prime }-4 x^{2} y^{\prime \prime }+x^{3} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.072

\(624\)

12765

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }+\left (x +3\right ) x^{2} y^{\prime \prime }+5 \left (x -6\right ) x y^{\prime }+\left (4 x +30\right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.069

\(625\)

12767

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -12 y+3 \left (2 x^{2}+1\right ) y^{\prime \prime }+x \left (x^{2}+1\right ) y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.063

\(626\)

12768

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x +3\right ) x^{2} y^{\prime \prime \prime }-3 x \left (2+x \right ) y^{\prime \prime }+6 \left (x +1\right ) y^{\prime }-6 y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.067

\(627\)

12769

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 \left (x -\operatorname {a1} \right ) \left (x -\operatorname {a2} \right ) \left (x -\operatorname {a3} \right ) y^{\prime \prime \prime }+\left (9 x^{2}-6 \left (\operatorname {a1} +\operatorname {a2} +\operatorname {a3} \right ) x +3 \operatorname {a1} \operatorname {a2} +3 \operatorname {a3} \operatorname {a1} +3 \operatorname {a2} \operatorname {a3} \right ) y^{\prime \prime }-2 \left (\left (n^{2}+n -3\right ) x +b \right ) y^{\prime }-n \left (n +1\right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.080

\(628\)

12770

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} \left (x +1\right ) y^{\prime \prime \prime }-\left (2+4 x \right ) x^{2} y^{\prime \prime }+\left (4+10 x \right ) x y^{\prime }-4 \left (1+3 x \right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.075

\(629\)

12772

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} \left (x^{2}+1\right ) y^{\prime \prime \prime }-\left (4 x^{2}+2\right ) x^{2} y^{\prime \prime }+\left (10 x^{2}+4\right ) x y^{\prime }-4 \left (3 x^{2}+1\right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.076

\(630\)

12773

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{6} y^{\prime \prime \prime }+x^{2} y^{\prime \prime }-2 y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.063

\(631\)

12774

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{6} y^{\prime \prime \prime }+6 x^{5} y^{\prime \prime }+a y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.059

\(632\)

12775

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (x^{4}+2 x^{2}+2 x +1\right ) y^{\prime \prime \prime }-\left (2 x^{6}+3 x^{4}-6 x^{2}-6 x -1\right ) y^{\prime \prime }+\left (x^{6}-6 x^{3}-15 x^{2}-12 x -2\right ) y^{\prime }+\left (x^{4}+4 x^{3}+8 x^{2}+6 x +1\right ) y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.083

\(633\)

12776

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x -a \right )^{3} \left (x -b \right )^{3} y^{\prime \prime \prime }-c y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.070

\(634\)

12779

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime } \sin \left (x \right )^{2}+3 y^{\prime \prime } \sin \left (x \right ) \cos \left (x \right )+\left (\cos \left (2 x \right )+4 \nu \left (\nu +1\right ) \sin \left (x \right )^{2}\right ) y^{\prime }+2 \nu \left (\nu +1\right ) y \sin \left (2 x \right )&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.091

\(635\)

12780

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+y^{\prime } x +n y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.056

\(636\)

12781

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-y^{\prime } x -n y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.056

\(637\)

12791

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a^{4} x^{4} y+4 a^{3} x^{3} y^{\prime }+6 a^{2} x^{2} y^{\prime \prime }+4 a x y^{\prime \prime \prime }+y^{\prime \prime \prime \prime }&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.099

\(638\)

12794

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime } x -\left (6 x^{2}+1\right ) y^{\prime \prime \prime }+12 x^{3} y^{\prime \prime }-\left (9 x^{2}-7\right ) x^{2} y^{\prime }+2 \left (x^{2}-3\right ) x^{3} y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.100

\(639\)

12795

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime \prime }-2 \left (\nu ^{2} x^{2}+6\right ) y^{\prime \prime }+\nu ^{2} \left (\nu ^{2} x^{2}+4\right ) y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.080

\(640\)

12799

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime \prime }+6 x y^{\prime \prime \prime }+6 y^{\prime \prime }-\lambda ^{2} y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.075

\(641\)

12801

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime \prime }+8 x y^{\prime \prime \prime }+12 y^{\prime \prime }-\lambda ^{2} y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.076

\(642\)

12802

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime \prime }+\left (2 n -2 \nu +4\right ) x y^{\prime \prime \prime }+\left (n -\nu +1\right ) \left (n -\nu +2\right ) y^{\prime \prime }-\frac {b^{4} y}{16}&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.089

\(643\)

12803

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime \prime }+2 x^{2} y^{\prime \prime \prime }-y^{\prime \prime } x +y^{\prime }-a^{4} x^{3} y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.080

\(644\)

12805

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime \prime \prime }-2 n \left (n +1\right ) x^{2} y^{\prime \prime }+4 n \left (n +1\right ) x y^{\prime }+\left (a \,x^{4}+n \left (n +1\right ) \left (n +3\right ) \left (-2+n \right )\right ) y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.092

\(645\)

12806

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime \prime \prime }+4 x^{3} y^{\prime \prime \prime }-\left (4 n^{2}-1\right ) x^{2} y^{\prime \prime }+\left (4 n^{2}-1\right ) x y^{\prime }-4 x^{4} y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.186

\(646\)

12807

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime \prime \prime }+4 x^{3} y^{\prime \prime \prime }-\left (4 n^{2}-1\right ) x^{2} y^{\prime \prime }-\left (4 n^{2}-1\right ) x y^{\prime }+\left (-4 x^{4}+4 n^{2}-1\right ) y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.089

\(647\)

12808

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime \prime \prime }+4 x^{3} y^{\prime \prime \prime }-\left (4 n^{2}+3\right ) x^{2} y^{\prime \prime }+\left (12 n^{2}-3\right ) x y^{\prime }-\left (4 x^{4}+12 n^{2}-3\right ) y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.095

\(648\)

12809

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime \prime \prime }+6 x^{3} y^{\prime \prime \prime }+\left (4 x^{4}+\left (-\rho ^{2}-\sigma ^{2}+7\right ) x^{2}\right ) y^{\prime \prime }+\left (16 x^{3}+\left (-\rho ^{2}-\sigma ^{2}+1\right ) x \right ) y^{\prime }+\left (\rho ^{2} \sigma ^{2}+8 x^{2}\right ) y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.098

\(649\)

12810

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime \prime \prime }+6 x^{3} y^{\prime \prime \prime }+\left (4 x^{4}+\left (-2 \mu ^{2}-2 \nu ^{2}+7\right ) x^{2}\right ) y^{\prime \prime }+\left (16 x^{3}+\left (-2 \mu ^{2}-2 \nu ^{2}+1\right ) x \right ) y^{\prime }+\left (8 x^{2}+\left (\mu ^{2}-\nu ^{2}\right )^{2}\right ) y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.097

\(650\)

12813

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime \prime \prime }+\left (6-4 a \right ) x^{3} y^{\prime \prime \prime }+\left (4 b^{2} c^{2} x^{2 c}+6 \left (-1+a \right )^{2}-2 c^{2} \left (\mu ^{2}+\nu ^{2}\right )+1\right ) x^{2} y^{\prime \prime }+\left (4 \left (3 c -2 a +1\right ) b^{2} c^{2} x^{2 c}+\left (2 a -1\right ) \left (2 c^{2} \left (\mu ^{2}+\nu ^{2}\right )-2 a \left (-1+a \right )-1\right )\right ) x y^{\prime }+\left (4 \left (a -c \right ) \left (a -2 c \right ) b^{2} c^{2} x^{2 c}+\left (c \mu +c \nu +a \right ) \left (c \mu +c \nu -a \right ) \left (c \mu -c \nu +a \right ) \left (c \mu -c \nu -a \right )\right ) y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.146

\(651\)

12814

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime \prime \prime }+\left (6-4 a -4 c \right ) x^{3} y^{\prime \prime \prime }+\left (-2 \nu ^{2} c^{2}+2 a^{2}+4 \left (a +c -1\right )^{2}+4 \left (-1+a \right ) \left (c -1\right )-1\right ) x^{2} y^{\prime \prime }+\left (2 \nu ^{2} c^{2}-2 a^{2}-\left (2 a -1\right ) \left (2 c -1\right )\right ) \left (2 a +2 c -1\right ) x y^{\prime }+\left (\left (-\nu ^{2} c^{2}+a^{2}\right ) \left (-\nu ^{2} c^{2}+a^{2}+4 a c +4 c^{2}\right )-b^{4} c^{4} x^{4 c}\right ) y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.129

\(652\)

12815

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \nu ^{4} x^{4} y^{\prime \prime \prime \prime }+\left (4 \nu -2\right ) \nu ^{3} x^{3} y^{\prime \prime \prime }+\left (\nu -1\right ) \left (2 \nu -1\right ) \nu ^{2} x^{2} y^{\prime \prime }-\frac {b^{4} x^{\frac {2}{\nu }} y}{16}&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.114

\(653\)

12818

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime } \sin \left (x \right )^{4}+2 y^{\prime \prime \prime } \sin \left (x \right )^{3} \cos \left (x \right )+y^{\prime \prime } \sin \left (x \right )^{2} \left (\sin \left (x \right )^{2}-3\right )+y^{\prime } \sin \left (x \right ) \cos \left (x \right ) \left (2 \sin \left (x \right )^{2}+3\right )+\left (a^{4} \sin \left (x \right )^{4}-3\right ) y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.114

\(654\)

12819

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime } \sin \left (x \right )^{6}+4 y^{\prime \prime \prime } \sin \left (x \right )^{5} \cos \left (x \right )-6 y^{\prime \prime } \sin \left (x \right )^{6}-4 y^{\prime } \sin \left (x \right )^{5} \cos \left (x \right )+y \sin \left (x \right )^{6}-f&=0 \end {array} \]

[[_high_order, _linear, _nonhomogeneous]]

0.106

\(655\)

12822

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }-2 a^{2} y^{\prime \prime }+a^{4} y-\lambda \left (a x -b \right ) \left (y^{\prime \prime }-a^{2} y\right )&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.099

\(656\)

12828

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{\left (5\right )}-m n y^{\prime \prime \prime \prime }+a x y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.082

\(657\)

12831

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime \prime }-a y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.068

\(658\)

12832

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{10} y^{\left (5\right )}-a y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.083

\(659\)

12833

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{{5}/{2}} y^{\left (5\right )}-a y&=0 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.090

\(660\)

12854

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=\frac {f \left (\frac {y}{\sqrt {x}}\right )}{x^{{3}/{2}}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

15.336

\(661\)

12857

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+5 a y^{\prime }-6 y^{2}+6 a^{2} y&=0 \end {array} \]

[[_2nd_order, _missing_x]]

121.720

\(662\)

12858

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+3 a y^{\prime }-2 y^{3}+2 a^{2} y&=0 \end {array} \]

[[_2nd_order, _missing_x]]

45.677

\(663\)

12864

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (3 a +y\right ) y^{\prime }-y^{3}+a y^{2}+2 a^{2} y&=0 \end {array} \]

[[_2nd_order, _missing_x]]

52.214

\(664\)

12866

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (3 y+f \left (x \right )\right ) y^{\prime }+y^{3}+f \left (x \right ) y^{2}&=0 \end {array} \]

[[_2nd_order, _with_potential_symmetries]]

2.240

\(665\)

12867

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-3 y y^{\prime }-3 a y^{2}-4 a^{2} y-b&=0 \end {array} \]

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

56.821

\(666\)

12868

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (3 y+f \left (x \right )\right ) y^{\prime }+y^{3}+f \left (x \right ) y^{2}&=0 \end {array} \]

[[_2nd_order, _with_potential_symmetries]]

2.261

\(667\)

12877

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-a \left (-y+y^{\prime } x \right )^{v}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.211

\(668\)

12885

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=2 a \left (c +b x +y\right ) \left (1+{y^{\prime }}^{2}\right )^{{3}/{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

1.213

\(669\)

12894

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x -x^{2} {y^{\prime }}^{2}+2 y^{\prime }+y^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

0.910

\(670\)

12895

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +a \left (-y+y^{\prime } x \right )^{2}-b&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.013

\(671\)

12900

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+a \left (-y+y^{\prime } x \right )^{2}-b \,x^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.119

\(672\)

12905

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y+a y^{3}+9 x^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

0.694

\(673\)

12907

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime }-a \left (-y+y^{\prime } x \right )^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.240

\(674\)

12911

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime }-x \left (x^{2}+2 y\right ) y^{\prime }+4 y^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

1.560

\(675\)

12912

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime }-x^{2} y^{\prime } \left (x +y^{\prime }\right )+4 y^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.570

\(676\)

12913

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right )^{3}+x^{4} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.517

\(677\)

12915

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{2}+b x +c \right )^{{3}/{2}} y^{\prime \prime }-F \left (\frac {y}{\sqrt {a \,x^{2}+b x +c}}\right )&=0 \end {array} \]

[NONE]

93.335

\(678\)

12932

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime }-{y^{\prime }}^{2}+\left (\tan \left (x \right )+\cot \left (x \right )\right ) y y^{\prime }+\left (\cos \left (x \right )^{2}-n^{2} \cot \left (x \right )^{2}\right ) y^{2} \ln \left (y\right )&=0 \end {array} \]

[[_2nd_order, _reducible, _mu_xy]]

7.048

\(679\)

12933

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime }-{y^{\prime }}^{2}-f \left (x \right ) y y^{\prime }-g \left (x \right ) y^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

2.218

\(680\)

12939

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime }+a {y^{\prime }}^{2}+b y y^{\prime }+c y^{2}+d y^{1-a}&=0 \end {array} \]

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_xy]]

405.297

\(681\)

12944

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y^{\prime } \left (1+y^{\prime }\right )+\left (x -y\right ) y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

1.002

\(682\)

12945

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x -y\right ) y^{\prime \prime }-\left (1+y^{\prime }\right ) \left (1+{y^{\prime }}^{2}\right )&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

1.245

\(683\)

12946

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x -y\right ) y^{\prime \prime }-h \left (y^{\prime }\right )&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

4.866

\(684\)

12964

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 3 y y^{\prime \prime }-2 {y^{\prime }}^{2}-a \,x^{2}-b x -c&=0 \end {array} \]

[NONE]

0.741

\(685\)

12976

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} f \left (x \right )+a y y^{\prime }+x {y^{\prime }}^{2}+x y y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _exact, _nonlinear], [_2nd_order, _reducible, _mu_xy]]

2.741

\(686\)

12980

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y y^{\prime \prime }-2 x {y^{\prime }}^{2}+\left (1+y\right ) y^{\prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

1.080

\(687\)

12983

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y y^{\prime \prime }+\left (\frac {a x}{\sqrt {b^{2}-x^{2}}}-x \right ) {y^{\prime }}^{2}-y y^{\prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.014

\(688\)

12986

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (-1+y\right ) y^{\prime \prime }-2 x^{2} {y^{\prime }}^{2}-2 x \left (-1+y\right ) y^{\prime }-2 y \left (-1+y\right )^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

4.032

\(689\)

12987

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (x +y\right ) y^{\prime \prime }-\left (-y+y^{\prime } x \right )^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.342

\(690\)

12988

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (x -y\right ) y^{\prime \prime }+a \left (-y+y^{\prime } x \right )^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.342

\(691\)

12989

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x^{2} y y^{\prime \prime }-x^{2} \left (1+{y^{\prime }}^{2}\right )+y^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

0.809

\(692\)

12990

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \,x^{2} y y^{\prime \prime }+b \,x^{2} {y^{\prime }}^{2}+c x y y^{\prime }+d y^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.233

\(693\)

12991

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x +1\right )^{2} y y^{\prime \prime }-x \left (x +1\right )^{2} {y^{\prime }}^{2}+2 \left (x +1\right )^{2} y y^{\prime }-a \left (2+x \right ) y^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

2.509

\(694\)

12992

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 8 \left (-x^{3}+1\right ) y y^{\prime \prime }-4 \left (-x^{3}+1\right ) {y^{\prime }}^{2}-12 x^{2} y y^{\prime }+3 x y^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.656

\(695\)

12998

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x +y^{2}\right ) y^{\prime \prime }-2 \left (x -y^{2}\right ) {y^{\prime }}^{3}+y^{\prime } \left (1+4 y y^{\prime }\right )&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1]]

1.683

\(696\)

12999

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+y^{2}\right ) y^{\prime \prime }-\left (1+{y^{\prime }}^{2}\right ) \left (-y+y^{\prime } x \right )&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

1.460

\(697\)

13000

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+y^{2}\right ) y^{\prime \prime }-2 \left (1+{y^{\prime }}^{2}\right ) \left (-y+y^{\prime } x \right )&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

1.464

\(698\)

13001

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 \left (1-y\right ) y y^{\prime \prime }-\left (1-2 y\right ) {y^{\prime }}^{2}+f \left (x \right ) \left (1-y\right ) y y^{\prime }&=0 \end {array} \]

[_Liouville, [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

3.376

\(699\)

13008

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{2} y^{\prime \prime }-a&=0 \end {array} \]

[[_Emden, _Fowler], [_2nd_order, _with_linear_symmetries]]

0.504

\(700\)

13009

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a^{2}-x^{2}\right ) \left (a^{2}-y^{2}\right ) y^{\prime \prime }+\left (a^{2}-x^{2}\right ) y {y^{\prime }}^{2}-x \left (a^{2}-y^{2}\right ) y^{\prime }&=0 \end {array} \]

[_Liouville, [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

1.775

\(701\)

13011

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x +y\right ) \left (-y+y^{\prime } x \right )^{3}+x^{3} y^{2} y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.848

\(702\)

13020

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (c +2 b x +a \,x^{2}+y^{2}\right )^{2} y^{\prime \prime }+d y&=0 \end {array} \]

[NONE]

1.162

\(703\)

13027

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right ) y^{\prime \prime }+4 {y^{\prime }}^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.347

\(704\)

13030

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left ({y^{\prime }}^{2}+a \left (-y+y^{\prime } x \right )\right ) y^{\prime \prime }-b&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.438

\(705\)

13032

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} {y^{\prime \prime }}^{2}-a y-b&=0 \end {array} \]

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_x_y1]]

0.051

\(706\)

13034

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 \left (x^{2}+1\right ) {y^{\prime \prime }}^{2}-x \left (x +4 y^{\prime }\right ) y^{\prime \prime }+2 \left (x +y^{\prime }\right ) y^{\prime }-2 y&=0 \end {array} \]

[NONE]

0.056

\(707\)

13035

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 {y^{\prime }}^{2}-2 \left (y+3 y^{\prime } x \right ) y^{\prime \prime }+3 x^{2} {y^{\prime \prime }}^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

7.675

\(708\)

13036

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (2-9 x \right ) x^{2} {y^{\prime \prime }}^{2}-6 \left (1-6 x \right ) x y^{\prime } y^{\prime \prime }+6 y y^{\prime \prime }-36 x {y^{\prime }}^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

36.933

\(709\)

13046

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime }+x \left (-1+y\right ) y^{\prime \prime }+x {y^{\prime }}^{2}+\left (1-y\right ) y^{\prime }&=0 \end {array} \]

[[_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries], [_3rd_order, _reducible, _mu_y2]]

0.082

\(710\)

13047

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{3} y^{\prime }-y^{\prime } y^{\prime \prime }+y y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _missing_x], [_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries]]

0.073

\(711\)

13048

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 15 {y^{\prime }}^{3}-18 y y^{\prime } y^{\prime \prime }+4 y^{2} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _missing_x], [_3rd_order, _with_linear_symmetries]]

0.072

\(712\)

13049

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 40 {y^{\prime }}^{3}-45 y y^{\prime } y^{\prime \prime }+9 y^{2} y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _missing_x], [_3rd_order, _with_linear_symmetries]]

0.069

\(713\)

13056

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 9 {y^{\prime \prime }}^{2} y^{\left (5\right )}-45 y^{\prime \prime } y^{\prime \prime \prime } y^{\prime \prime \prime \prime }+40 y^{\prime \prime \prime }&=0 \end {array} \]

[[_high_order, _missing_x], [_high_order, _missing_y], [_high_order, _with_linear_symmetries]]

0.251

\(714\)

13077

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x f \left (t \right )+y g \left (t \right )\\ y^{\prime }&=-x g \left (t \right )+y f \left (t \right )\\ \end {array} \]

system_of_ODEs

0.024

\(715\)

13078

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }+\left (a x+b y\right ) f \left (t \right )&=g \left (t \right )\\ y^{\prime }+\left (c x+d y\right ) f \left (t \right )&=h \left (t \right )\\ \end {array} \]

system_of_ODEs

0.026

\(716\)

13079

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x \cos \left (t \right )\\ y^{\prime }&=x \,{\mathrm e}^{-\sin \left (t \right )}\\ \end {array} \]

system_of_ODEs

0.023

\(717\)

13080

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }+y&=0\\ y^{\prime } t +x&=0\\ \end {array} \]

system_of_ODEs

0.018

\(718\)

13081

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }+2 x&=t\\ y^{\prime } t -\left (t +2\right ) x-t y&=-t\\ \end {array} \]

system_of_ODEs

0.024

\(719\)

13082

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }+2 x-2 y&=t\\ y^{\prime } t +x+5 y&=t^{2}\\ \end {array} \]

system_of_ODEs

0.023

\(720\)

13083

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t^{2} \left (1-\sin \left (t \right )\right ) x^{\prime }&=t \left (1-2 \sin \left (t \right )\right ) x+t^{2} y\\ t^{2} \left (1-\sin \left (t \right )\right ) y^{\prime }&=\left (t \cos \left (t \right )-\sin \left (t \right )\right ) x+t \left (1-t \cos \left (t \right )\right ) y\\ \end {array} \]

system_of_ODEs

0.044

\(721\)

13084

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }+y^{\prime }+y&=f \left (t \right )\\ x^{\prime \prime }+y^{\prime \prime }+y^{\prime }+x+y&=g \left (t \right )\\ \end {array} \]

system_of_ODEs

0.044

\(722\)

13085

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x^{\prime }+y^{\prime }-3 x&=0\\ x^{\prime \prime }+y^{\prime }-2 y&={\mathrm e}^{2 t}\\ \end {array} \]

system_of_ODEs

0.039

\(723\)

13086

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }+x-y^{\prime }&=2 t\\ x^{\prime \prime }+y^{\prime }-9 x+3 y&=\sin \left (2 t \right )\\ \end {array} \]

system_of_ODEs

0.045

\(724\)

13087

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }-x+2 y&=0\\ x^{\prime \prime }-2 y^{\prime }&=2 t -\cos \left (2 t \right )\\ \end {array} \]

system_of_ODEs

0.035

\(725\)

13088

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }-y^{\prime } t -2 y&=0\\ t x^{\prime \prime }+2 x^{\prime }+t x&=0\\ \end {array} \]

system_of_ODEs

0.039

\(726\)

13089

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+a y&=0\\ y^{\prime \prime }-a^{2} y&=0\\ \end {array} \]

system_of_ODEs

0.040

\(727\)

13090

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=a x+b y\\ y^{\prime \prime }&=c x+d y\\ \end {array} \]

system_of_ODEs

0.037

\(728\)

13091

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=a_{1} x+b_{1} y+c_{1}\\ y^{\prime \prime }&=a_{2} x+b_{2} y+c_{2}\\ \end {array} \]

system_of_ODEs

0.037

\(729\)

13092

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+x+y&=-5\\ y^{\prime \prime }-4 x-3 y&=-3\\ \end {array} \]

system_of_ODEs

0.032

\(730\)

13094

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+6 x+7 y&=0\\ y^{\prime \prime }+3 x+2 y&=2 t\\ \end {array} \]

system_of_ODEs

0.036

\(731\)

13095

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }-a y^{\prime }+b x&=0\\ y^{\prime \prime }+a x^{\prime }+b y&=0\\ \end {array} \]

system_of_ODEs

0.039

\(732\)

13096

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a_{1} x^{\prime \prime }+b_{1} x^{\prime }+c_{1} x-A y^{\prime }&=B \,{\mathrm e}^{i \omega t}\\ a_{2} y^{\prime \prime }+b_{2} y^{\prime }+c_{2} y+A x^{\prime }&=0\\ \end {array} \]

system_of_ODEs

0.046

\(733\)

13097

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+a \left (x^{\prime }-y^{\prime }\right )+b_{1} x&=c_{1} {\mathrm e}^{i \omega t}\\ y^{\prime \prime }+a \left (y^{\prime }-x^{\prime }\right )+b_{2} y&=c_{2} {\mathrm e}^{i \omega t}\\ \end {array} \]

system_of_ODEs

0.048

\(734\)

13098

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \operatorname {a11} x^{\prime \prime }+\operatorname {b11} x^{\prime }+\operatorname {c11} x+\operatorname {a12} y^{\prime \prime }+\operatorname {b12} y^{\prime }+\operatorname {c12} y&=0\\ \operatorname {a21} x^{\prime \prime }+\operatorname {b21} x^{\prime }+\operatorname {c21} x+\operatorname {a22} y^{\prime \prime }+\operatorname {b22} y^{\prime }+\operatorname {c22} y&=0\\ \end {array} \]

system_of_ODEs

0.061

\(735\)

13099

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }-2 x^{\prime }-y^{\prime }+y&=0\\ y^{\prime \prime \prime }-y^{\prime \prime }+2 x^{\prime }-x&=t\\ \end {array} \]

system_of_ODEs

0.050

\(736\)

13100

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+y^{\prime \prime }+y^{\prime }&=\sinh \left (2 t \right )\\ 2 x^{\prime \prime }+y^{\prime \prime }&=2 t\\ \end {array} \]

system_of_ODEs

0.062

\(737\)

13101

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }-x^{\prime }+y^{\prime }&=0\\ x^{\prime \prime }+y^{\prime \prime }-x&=0\\ \end {array} \]

system_of_ODEs

0.046

\(738\)

13111

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=a x+g y+\beta z\\ y^{\prime }&=g x+b y+\alpha z\\ z^{\prime }&=\beta x+\alpha y+c z\\ \end {array} \]

system_of_ODEs

210.419

\(739\)

13112

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }&=2 x-t\\ t^{3} y^{\prime }&=-x+t^{2} y+t\\ t^{4} z^{\prime }&=-x-t^{2} y+t^{3} z+t\\ \end {array} \]

system_of_ODEs

0.044

\(740\)

13113

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a t x^{\prime }&=b c \left (y-z\right )\\ b t y^{\prime }&=c a \left (z-x\right )\\ c t z^{\prime }&=a b \left (x-y\right )\\ \end {array} \]

system_of_ODEs

0.037

\(741\)

13114

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=a x_{2}+b x_{3} \cos \left (c t \right )+b x_{4} \sin \left (c t \right )\\ x_{2}^{\prime }&=-a x_{1}+b x_{3} \sin \left (c t \right )-b x_{4} \cos \left (c t \right )\\ x_{3}^{\prime }&=-b x_{1} \cos \left (c t \right )-b x_{2} \sin \left (c t \right )+a x_{4}\\ x_{4}^{\prime }&=-b x_{1} \sin \left (c t \right )+b x_{2} \cos \left (c t \right )-a x_{3}\\ \end {array} \]

system_of_ODEs

0.059

\(742\)

13115

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-x \left (x+y\right )\\ y^{\prime }&=y \left (x+y\right )\\ \end {array} \]

system_of_ODEs

0.033

\(743\)

13116

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=\left (a y+b \right ) x\\ y^{\prime }&=\left (c x+d \right ) y\\ \end {array} \]

system_of_ODEs

0.035

\(744\)

13118

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=h \left (a -x\right ) \left (c -x-y\right )\\ y^{\prime }&=k \left (b -y\right ) \left (c -x-y\right )\\ \end {array} \]

system_of_ODEs

0.031

\(745\)

13119

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=y^{2}-\cos \left (x\right )\\ y^{\prime }&=-y \sin \left (x\right )\\ \end {array} \]

system_of_ODEs

0.036

\(746\)

13123

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (t^{2}+1\right ) x^{\prime }&=-t x+y\\ \left (t^{2}+1\right ) y^{\prime }&=-x-t y\\ \end {array} \]

system_of_ODEs

0.025

\(747\)

13124

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+y^{2}-t^{2}\right ) x^{\prime }&=-2 t x\\ \left (x^{2}+y^{2}-t^{2}\right ) y^{\prime }&=-2 t y\\ \end {array} \]

system_of_ODEs

0.040

\(748\)

13125

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} {x^{\prime }}^{2}+t x^{\prime }+a y^{\prime }-x&=0\\ x^{\prime } y^{\prime }+y^{\prime } t -y&=0\\ \end {array} \]

system_of_ODEs

0.063

\(749\)

13126

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x&=t x^{\prime }+f \left (x^{\prime }, y^{\prime }\right )\\ y&=y^{\prime } t +g \left (x^{\prime }, y^{\prime }\right )\\ \end {array} \]

system_of_ODEs

0.067

\(750\)

13129

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=y-z\\ y^{\prime }&=x^{2}+y\\ z^{\prime }&=x^{2}+z\\ \end {array} \]

system_of_ODEs

0.040

\(751\)

13130

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a x^{\prime }&=\left (b -c \right ) y z\\ b y^{\prime }&=\left (c -a \right ) z x\\ c z^{\prime }&=\left (a -b \right ) x y\\ \end {array} \]

system_of_ODEs

0.046

\(752\)

13137

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x-y\right ) \left (x-z\right ) x^{\prime }&=f \left (t \right )\\ \left (-x+y\right ) \left (y-z\right ) y^{\prime }&=f \left (t \right )\\ \left (z-x\right ) \left (z-y\right ) z^{\prime }&=f \left (t \right )\\ \end {array} \]

system_of_ODEs

0.063

\(753\)

13425

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\lambda \arcsin \left (x \right )^{n} \left (y-a \,x^{m}-b \right )^{2}+a m \,x^{m -1} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘], _Riccati]

49.902

\(754\)

13433

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\lambda \arccos \left (x \right )^{n} \left (y-a \,x^{m}-b \right )^{2}+a m \,x^{m -1} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘], _Riccati]

59.064

\(755\)

13440

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\lambda \arctan \left (x \right )^{n} \left (y-a \,x^{m}-b \right )^{2}+a m \,x^{m -1} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘], _Riccati]

40.299

\(756\)

13447

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\lambda \operatorname {arccot}\left (x \right )^{n} \left (y-a \,x^{m}-b \right )^{2}+a m \,x^{m -1} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘], _Riccati]

76.116

\(757\)

13473

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime } x&=f \left (x \right ) \left (y+a \ln \left (x \right )\right )^{2}-a \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘], _Riccati]

20.693

\(758\)

13485

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y^{2} f^{\prime }\left (x \right )}{g \left (x \right )}-\frac {g^{\prime }\left (x \right )}{f \left (x \right )} \end {array} \]

[_Riccati]

11.232

\(759\)

13498

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-y&=-\frac {2 x}{9}+A +\frac {B}{\sqrt {x}} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

170.941

\(760\)

13501

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-y&=\frac {A}{x}-\frac {A^{2}}{x^{3}} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

41.207

\(761\)

13504

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-y&=-\frac {2 x}{9}+6 A^{2} \left (1+\frac {2 A}{\sqrt {x}}\right ) \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

112.604

\(762\)

13506

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-y&=\frac {4}{9} x +2 A \,x^{2}+2 A^{2} x^{3} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class A‘]]

66.859

\(763\)

13508

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-y&=\frac {A}{x} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

94.641

\(764\)

13514

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-y&=-\frac {9 x}{100}+\frac {A}{x^{{5}/{3}}} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

104.809

\(765\)

13517

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-y&=-\frac {2 x}{9}+\frac {A}{\sqrt {x}} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

81.233

\(766\)

13522

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-y&=\frac {A}{\sqrt {x}} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

71.268

\(767\)

13532

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-y&=A \,x^{2}-\frac {9}{625 A} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class A‘]]

59.359

\(768\)

13533

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-y&=-\frac {6}{25} x -A \,x^{2} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class A‘]]

74.827

\(769\)

13534

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-y&=\frac {6}{25} x -A \,x^{2} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class A‘]]

74.200

\(770\)

13554

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }&=\left (a x +b \right ) y+1 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class A‘]]

71.404

\(771\)

13555

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }&=\frac {y}{\left (a x +b \right )^{2}}+1 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

52.368

\(772\)

13556

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }&=\left (a -\frac {1}{a x}\right ) y+1 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

94.578

\(773\)

13560

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }&=a \,{\mathrm e}^{\lambda x} y+1 \end {array} \]

[[_Abel, ‘2nd type‘, ‘class A‘]]

35.587

\(774\)

13569

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }+x \left (a \,x^{2}+b \right ) y+x&=0 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class A‘]]

103.806

\(775\)

13570

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }+a \left (1-\frac {1}{x}\right ) y&=a^{2} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

102.100

\(776\)

13571

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-a \left (1-\frac {b}{x}\right ) y&=a^{2} b \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

103.992

\(777\)

13573

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }&=a \left (-n b +x \right ) x^{n -1} y+c \left (x^{2}-\left (2 n +1\right ) b x +n \left (n +1\right ) b^{2}\right ) x^{2 n -1} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class A‘]]

254.065

\(778\)

13575

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }-a \left (1-\frac {b}{\sqrt {x}}\right ) y&=\frac {a^{2} b}{\sqrt {x}} \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

99.102

\(779\)

13607

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }&=\left (a \,{\mathrm e}^{\lambda x}+b \right ) y+c \left (a^{2} {\mathrm e}^{2 \lambda x}+a b \left (\lambda x +1\right ) {\mathrm e}^{\lambda x}+b^{2} \lambda x \right ) \end {array} \]

[[_Abel, ‘2nd type‘, ‘class A‘]]

168.229

\(780\)

13610

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }+a \left (2 b x +1\right ) {\mathrm e}^{b x} y&=-a^{2} b \,x^{2} {\mathrm e}^{2 b x} \end {array} \]

[[_Abel, ‘2nd type‘, ‘class A‘]]

67.049

\(781\)

13632

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (\left (m -1\right ) \left (A x +B \right ) y+m \left (d \,x^{2}+e x +F \right )\right ) y^{\prime }&=\left (A \left (1-n \right ) x -B n \right ) y^{2}+\left (d \left (2-n \right ) x^{2}+e \left (1-n \right ) x -F n \right ) y \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

391.308

\(782\)

13634

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (y x +a \,x^{n}+b \,x^{2}\right ) y^{\prime }&=y^{2}+c \,x^{n}+b x y \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

285.628

\(783\)

13638

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-y^{3}+3 y a^{2} x^{2}-2 a^{3} x^{3}+a \end {array} \]

[_Abel]

7.413

\(784\)

13639

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-y^{3}+\left (a x +b \right ) y^{2} \end {array} \]

[_Abel]

22.784

\(785\)

13640

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-y^{3}+\frac {y^{2}}{\left (a x +b \right )^{2}} \end {array} \]

[_rational, _Abel]

22.636

\(786\)

13653

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime }&=y^{3}-3 a^{2} x^{4} y+2 a^{3} x^{6}+2 a \,x^{3} \end {array} \]

[_rational, _Abel]

7.002

\(787\)

13656

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-y^{3}+a \,{\mathrm e}^{\lambda x} y^{2} \end {array} \]

[_Abel]

15.174

\(788\)

13657

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-y^{3}+3 a^{2} {\mathrm e}^{2 \lambda x} y-2 a^{3} {\mathrm e}^{3 \lambda x}+a \lambda \,{\mathrm e}^{\lambda x} \end {array} \]

[_Abel]

8.889

\(789\)

13665

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (a \,x^{2}+b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.285

\(790\)

13667

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (a \,x^{2}+b x c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.619

\(791\)

13669

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-a \left (a \,x^{2 n}+n \,x^{n -1}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.272

\(792\)

13671

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \,x^{2 n}+b \,x^{n -1}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.220

\(793\)

13674

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+a y^{\prime }-\left (b \,x^{2}+c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.085

\(794\)

13679

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+y^{\prime } x +\left (n -1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.569

\(795\)

13680

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 n y-2 y^{\prime } x +y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.450

\(796\)

13681

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} b y+a x y^{\prime }+y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.505

\(797\)

13682

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+a x y^{\prime }+b x y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.352

\(798\)

13683

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+a x y^{\prime }+\left (b x +c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.758

\(799\)

13684

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+2 a x y^{\prime }+\left (b \,x^{4}+a^{2} x^{2}+c x +a \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.448

\(800\)

13689

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+\left (c x +d \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.330

\(801\)

13690

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+c \left (\left (a -c \right ) x^{2}+b x +1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.806

\(802\)

13692

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+\left (\alpha \,x^{2}+\beta x +\gamma \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

14.128

\(803\)

13706

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+a \,x^{n} y^{\prime }+b \,x^{n -1} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.365

\(804\)

13708

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+a \,x^{n} y^{\prime }+\left (b \,x^{2 n}+c \,x^{n -1}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.874

\(805\)

13710

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+2 a \,x^{n} y^{\prime }+\left (a^{2} x^{2 n}+b \,x^{2 m}+x^{n -1} a n +c \,x^{m -1}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

12.626

\(806\)

13725

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +a y^{\prime }+\left (b x +c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

12.227

\(807\)

13727

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (1-3 n \right ) y^{\prime }-a^{2} n^{2} x^{2 n -1} y&=0 \end {array} \]

[[_Emden, _Fowler]]

11.799

\(808\)

13731

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (b -x \right ) y^{\prime }-a y&=0 \end {array} \]

[_Laguerre]

11.247

\(809\)

13732

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (a x +b \right ) y^{\prime }+c \left (\left (a -c \right ) x +b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.421

\(810\)

13734

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a b x +a n +b m \right ) y+\left (m +n +\left (a +b \right ) x \right ) y^{\prime }+y^{\prime \prime } x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

14.959

\(811\)

13735

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (a x +b \right ) y^{\prime }+\left (c x +d \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

12.400

\(812\)

13740

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (a b \,x^{2}+b -5\right ) y^{\prime }+2 a^{2} \left (b -2\right ) x^{3} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

42.425

\(813\)

13746

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (a \,x^{2}+b x +2\right ) y^{\prime }+\left (c \,x^{2}+d x +b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

38.293

\(814\)

13754

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (x^{n}+1-n \right ) y^{\prime }+b \,x^{2 n -1} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

16.453

\(815\)

13760

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x +\left (a \,x^{n}+b \right ) y^{\prime }+\left (c \,x^{2 n -1}+d \,x^{n -1}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.256

\(816\)

13767

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a_{1} x +a_{0} \right ) y^{\prime \prime }+\left (b_{1} x +b_{0} \right ) y^{\prime }-m b_{1} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

35.821

\(817\)

13768

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a x +b \right ) y^{\prime \prime }+s \left (c x +d \right ) y^{\prime }-s^{2} \left (\left (a +c \right ) x +b +d \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

39.095

\(818\)

13769

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a_{2} x +b_{2} \right ) y^{\prime \prime }+\left (a_{1} x +b_{1} \right ) y^{\prime }+\left (a_{0} x +b_{0} \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

41.766

\(819\)

13776

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (a \,x^{2}+b x +c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.349

\(820\)

13781

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (a \,x^{2 n}+b \,x^{n}+c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

6.064

\(821\)

13792

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\lambda x y^{\prime }+\left (a \,x^{2}+b x +c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

32.503

\(822\)

13794

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+a x y^{\prime }+x^{n} \left (b \,x^{n}+c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

22.621

\(823\)

13795

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+c y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

32.958

\(824\)

13796

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+a \,x^{2} y^{\prime }+\left (b \,x^{2}+c x +d \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.864

\(825\)

13797

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (a \,x^{2}+b \right ) y^{\prime }+c \left (\left (a -c \right ) x^{2}+b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

36.957

\(826\)

13799

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (a \,x^{2}+b x \right ) y^{\prime }+\left (k \left (a -k \right ) x^{2}+\left (a n +b k -2 k n \right ) x +n \left (b -n -1\right )\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

42.447

\(827\)

13800

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a_{2} x^{2} y^{\prime \prime }+\left (a_{1} x^{2}+b_{1} x \right ) y^{\prime }+\left (a_{0} x^{2}+b_{0} x +c_{0} \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

42.099

\(828\)

13802

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }-2 x \left (x^{2}-a \right ) y^{\prime }+\left (2 n \,x^{2}+\left (\left (-1\right )^{n}-1\right ) a \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

43.853

\(829\)

13807

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+\left (a \,x^{n}+b \right ) y^{\prime } x +\left (\alpha \,x^{2 n}+\beta \,x^{n}+\gamma \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

34.704

\(830\)

13808

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+x \left (2 a \,x^{n}+b \right ) y^{\prime }+\left (a^{2} x^{2 n}+a \left (b +n -1\right ) x^{n}+\alpha \,x^{2 m}+\beta \,x^{m}+\gamma \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

35.917

\(831\)

13810

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) y^{\prime \prime }+n \left (n -1\right ) y&=0 \end {array} \]

[_Gegenbauer]

9.141

\(832\)

13811

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-a^{2}+x^{2}\right ) y^{\prime \prime }+b y^{\prime }-6 y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

23.171

\(833\)

13814

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n \left (n +1\right ) y-2 y^{\prime } x +\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[_Gegenbauer]

103.766

\(834\)

13815

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) y^{\prime \prime }-2 y^{\prime } x +\nu \left (\nu +1\right ) y&=0 \end {array} \]

[_Gegenbauer]

102.347

\(835\)

13817

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }+2 \left (n +1\right ) x y^{\prime }-\left (\nu +n +1\right ) \left (\nu -n \right ) y&=0 \end {array} \]

[_Gegenbauer]

92.155

\(836\)

13818

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }-2 \left (n -1\right ) x y^{\prime }-\left (\nu -n +1\right ) \left (\nu +n \right ) y&=0 \end {array} \]

[_Gegenbauer]

92.947

\(837\)

13819

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }+\left (2 a +1\right ) y^{\prime }-b \left (2 a +b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

104.248

\(838\)

13820

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) y^{\prime \prime }+\left (2 a -3\right ) x y^{\prime }+\left (n +1\right ) \left (n +2 a -1\right ) y&=0 \end {array} \]

[_Gegenbauer]

90.771

\(839\)

13821

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) y^{\prime \prime }+\left (\beta -\alpha -\left (\alpha +\beta +2\right ) x \right ) y^{\prime }+n \left (n +\alpha +\beta +1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

146.510

\(840\)

13822

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) y^{\prime \prime }+\left (\alpha -\beta +\left (\alpha +\beta -2\right ) x \right ) y^{\prime }+\left (n +1\right ) \left (n +\alpha +\beta \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

135.358

\(841\)

13827

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{2}+b \right ) y^{\prime \prime }+\left (2 n +1\right ) a x y^{\prime }+c y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

480.287

\(842\)

13828

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) y^{\prime \prime }-y^{\prime } x +\left (2 a \,x^{2}+b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

55.661

\(843\)

13829

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+c y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

134.397

\(844\)

13830

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{2}+b \right ) y^{\prime \prime }+\left (c \,x^{2}+d \right ) y^{\prime }+\lambda \left (\left (-a \lambda +c \right ) x^{2}+d -b \lambda \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

30.177

\(845\)

13831

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{2}+b \right ) y^{\prime \prime }+\left (\lambda \left (a +c \right ) x^{2}+\left (c -a \right ) x +2 b \lambda \right ) y^{\prime }+\lambda ^{2} \left (c \,x^{2}+b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

163.405

\(846\)

13832

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (-1+x \right ) y^{\prime \prime }+\left (\left (\alpha +\beta +1\right ) x -\gamma \right ) y^{\prime }+\alpha \beta y&=0 \end {array} \]

[_Jacobi]

161.223

\(847\)

13833

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (a +x \right ) y^{\prime \prime }+\left (b x +c \right ) y^{\prime }+d y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

114.745

\(848\)

13834

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x \left (-1+x \right ) y^{\prime \prime }+\left (2 x -1\right ) y^{\prime }+\left (a x +b \right ) y&=0 \end {array} \]

[_Jacobi]

63.365

\(849\)

13840

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a_{2} x^{2}+b_{2} x +c_{2} \right ) y^{\prime \prime }+\left (b_{1} x +c_{1} \right ) y^{\prime }+c_{0} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

154.702

\(850\)

13841

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{2}+b x +c \right ) y^{\prime \prime }-\left (-k^{2}+x^{2}\right ) y^{\prime }+\left (k +x \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

163.325

\(851\)

13842

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{2}+b x +c \right ) y^{\prime \prime }+\left (k^{3}+x^{3}\right ) y^{\prime }-\left (k^{2}-k x +x^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

163.308

\(852\)

13844

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime }+\left (a \,x^{2}+b \right ) y^{\prime }+c x y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

85.323

\(853\)

13845

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime }+\left (a \,x^{2}+b x \right ) y^{\prime }+b y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

84.246

\(854\)

13846

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime }+\left (a \,x^{2}+b x \right ) y^{\prime }+c y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

85.403

\(855\)

13847

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime }+\left (a \,x^{2}+b x \right ) y^{\prime }+\left (c x +d \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

91.427

\(856\)

13848

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime }+\left (a \,x^{3}+a b x -x^{2}+b \right ) y^{\prime }+a^{2} b x y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

111.617

\(857\)

13851

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x^{2}+a \right ) y^{\prime \prime }+\left (b \,x^{2}+c \right ) y^{\prime }+s x y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

152.938

\(858\)

13852

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (a x +b \right ) y^{\prime \prime }+\left (c \,x^{2}+\left (a \lambda +2 b \right ) x +b \lambda \right ) y^{\prime }+\lambda \left (c -2 a \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

185.289

\(859\)

13855

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (x +a_{2} \right ) y^{\prime \prime }+x \left (b_{1} x +a_{1} \right ) y^{\prime }+\left (b_{0} x +a_{0} \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

152.330

\(860\)

13856

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{3}+b \,x^{2}+c x \right ) y^{\prime \prime }+\left (\alpha \,x^{2}+\beta x +2 c \right ) y^{\prime }+\left (\beta -2 b \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

231.887

\(861\)

13857

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{3}+b \,x^{2}+c x \right ) y^{\prime \prime }+\left (\alpha \,x^{2}+\beta x +2 c \right ) y^{\prime }-\left (x \alpha +2 b -\beta \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

227.031

\(862\)

13858

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{3}+b \,x^{2}+c x \right ) y^{\prime \prime }+\left (-2 a \,x^{2}-\left (b +1\right ) x +k \right ) y^{\prime }+2 \left (a x +1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

225.673

\(863\)

13864

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (-1+x \right ) \left (x -a \right ) y^{\prime \prime }+\left (\left (\alpha +\beta +1\right ) x^{2}-\left (\alpha +\beta +1+a \left (\gamma +d \right )-a \right ) x +a \gamma \right ) y^{\prime }+\left (\alpha \beta x -q \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

337.888

\(864\)

13869

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{3}+b \,x^{2}+c x +d \right ) y^{\prime \prime }+\left (\lambda ^{3}+x^{3}\right ) y^{\prime }-\left (\lambda ^{2}-\lambda x +x^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

947.481

\(865\)

13878

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \,x^{2} \left (-1+x \right )^{2} y^{\prime \prime }+\left (b \,x^{2}+c x +d \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.451

\(866\)

13879

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (x^{2}+a \right ) y^{\prime \prime }+\left (b \,x^{2}+c \right ) x y^{\prime }+d y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

154.238

\(867\)

13886

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right )^{2} y^{\prime \prime }+2 x \left (x^{2}-1\right ) y^{\prime }-\left (\nu \left (\nu +1\right ) \left (x^{2}-1\right )+n^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

116.653

\(868\)

13887

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right )^{2} y^{\prime \prime }-2 x \left (-x^{2}+1\right ) y^{\prime }+\left (\nu \left (\nu +1\right ) \left (-x^{2}+1\right )-\mu ^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

114.550

\(869\)

13888

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} a \left (x^{2}-1\right )^{2} y^{\prime \prime }+b x \left (x^{2}-1\right ) y^{\prime }+\left (c \,x^{2}+d x +e \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

135.901

\(870\)

13896

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right )^{2} y^{\prime \prime }+2 x \left (x^{2}-1\right ) y^{\prime }+\left (\left (x^{2}-1\right ) \left (a^{2} x^{2}-\lambda \right )-m^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

115.211

\(871\)

13897

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+1\right )^{2} y^{\prime \prime }+2 x \left (x^{2}+1\right ) y^{\prime }+\left (\left (x^{2}+1\right ) \left (a^{2} x^{2}-\lambda \right )+m^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

115.885

\(872\)

13911

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (x^{n}+1\right ) y^{\prime \prime }+\left (\left (a -b \right ) x^{n}+a -n \right ) y^{\prime }+b \left (1-a \right ) x^{n -1} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

54.361

\(873\)

13913

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (a^{2} x^{2 n}-1\right ) y^{\prime \prime }+x \left (a^{2} \left (n +1\right ) x^{2 n}+n -1\right ) y^{\prime }-\nu \left (\nu +1\right ) a^{2} n^{2} x^{2 n} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

140.036

\(874\)

13916

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,x^{n}+b \right )^{2} y^{\prime \prime }+\left (a \,x^{n}+b \right ) \left (c \,x^{n}+d \right ) y^{\prime }+n \left (-a d +b c \right ) x^{n -1} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

26.097

\(875\)

13919

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (a \,x^{n}+b \right )^{2} y^{\prime \prime }+\left (n +1\right ) x \left (a^{2} x^{2 n}-b^{2}\right ) y^{\prime }+c y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

171.732

\(876\)

13927

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+a \left (\lambda \,{\mathrm e}^{\lambda x}-a \,{\mathrm e}^{2 \lambda x}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.224

\(877\)

13928

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (a^{2} {\mathrm e}^{2 x}+a \left (2 b +1\right ) {\mathrm e}^{x}+b^{2}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.406

\(878\)

13929

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (a \,{\mathrm e}^{2 \lambda x}+b \,{\mathrm e}^{\lambda x}+c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.185

\(879\)

13930

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \,{\mathrm e}^{4 \lambda x}+b \,{\mathrm e}^{3 \lambda x}+{\mathrm e}^{2 \lambda x} c -\frac {\lambda ^{2}}{4}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.481

\(880\)

13935

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-y^{\prime }+\left (a \,{\mathrm e}^{3 \lambda x}+b \,{\mathrm e}^{2 \lambda x}+\frac {1}{4}-\frac {\lambda ^{2}}{4}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.025

\(881\)

13938

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a +b \right ) {\mathrm e}^{\lambda x} y^{\prime }+a \,{\mathrm e}^{\lambda x} \left (b \,{\mathrm e}^{\lambda x}+\lambda \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

12.431

\(882\)

13942

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \,{\mathrm e}^{2 \lambda x}+\lambda \right ) y^{\prime }-a \lambda \,{\mathrm e}^{2 \lambda x} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.980

\(883\)

13944

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \,{\mathrm e}^{\lambda x}+b \right ) y^{\prime }+c \left (a \,{\mathrm e}^{\lambda x}+b -c \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

12.954

\(884\)

13946

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a +b \,{\mathrm e}^{\lambda x}+b -3 \lambda \right ) y^{\prime }+a^{2} \lambda \left (b -\lambda \right ) {\mathrm e}^{2 \lambda x} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

14.642

\(885\)

13949

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \,{\mathrm e}^{\lambda x}+2 b -\lambda \right ) y^{\prime }+\left ({\mathrm e}^{2 \lambda x} c +a b \,{\mathrm e}^{\lambda x}+b^{2}-b \lambda \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

14.726

\(886\)

13950

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \,{\mathrm e}^{x}+b \right ) y^{\prime }+\left (c \left (a -c \right ) {\mathrm e}^{2 x}+\left (a k +b c -2 c k +c \right ) {\mathrm e}^{x}+k \left (b -k \right )\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.173

\(887\)

13951

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (a \,{\mathrm e}^{\lambda x}+b \right ) y^{\prime }+\left (\alpha \,{\mathrm e}^{2 \lambda x}+\beta \,{\mathrm e}^{\lambda x}+\gamma \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.715

\(888\)

13964

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,{\mathrm e}^{\lambda x}+b \right ) y^{\prime \prime }+\left (c \,{\mathrm e}^{\lambda x}+d \right ) y^{\prime }+k \left (\left (-a k +c \right ) {\mathrm e}^{\lambda x}+d -b k \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

16.536

\(889\)

13965

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (a \,{\mathrm e}^{\lambda x}+b \right ) y^{\prime \prime }+\left (c \,{\mathrm e}^{\lambda x}+d \right ) y^{\prime }+\left (n \,{\mathrm e}^{\lambda x}+m \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

14.769

\(890\)

14035

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+y^{2}\right ) \left (x +y y^{\prime }\right )&=\left (x^{2}+y^{2}+x \right ) \left (-y+y^{\prime } x \right ) \end {array} \]

[_rational]

13.581

\(891\)

14139

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 x^{2} y^{\prime \prime }+4 x^{3} y^{\prime }+\left (x^{2}+1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

36.778

\(892\)

14165

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -2 y+2 y^{\prime } x -x^{2} y^{\prime \prime }+\left (x^{2}-2 x +2\right ) y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.099

\(893\)

14166

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y-y^{\prime } x -y^{\prime \prime }+x y^{\prime \prime \prime }&=-x^{2}+1 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.102

\(894\)

14173

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime }-5 y^{\prime \prime } x +\left (4 x^{4}+5\right ) y^{\prime }-8 x^{3} y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.106

\(895\)

14175

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right )^{2}+x^{2} y y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

1.321

\(896\)

14176

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime }-\left (-y+y^{\prime } x \right )^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.703

\(897\)

14177

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime }-{y^{\prime }}^{2}&=\ln \left (y\right ) y^{2}-y^{2} x^{2} \end {array} \]

[[_2nd_order, _reducible, _mu_xy]]

0.839

\(898\)

14246

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x x^{\prime }&=1-t x \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class A‘]]

75.792

\(899\)

14558

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+y^{\prime } x +x^{2} y&=0\\ y \left (1\right )&=0\\ y^{\prime }\left (1\right )&=0\\ \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

12.413

\(900\)

14832

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t^{3} x^{\prime \prime \prime }-\left (t +3\right ) t^{2} x^{\prime \prime }+2 t \left (t +3\right ) x^{\prime }-2 \left (t +3\right ) x&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.115

\(901\)

14841

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (t^{4}+t^{2}\right ) x^{\prime \prime }+2 t^{3} x^{\prime }+3 x&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

82.876

\(902\)

14842

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }-\tan \left (t \right ) x^{\prime }+x&=0 \end {array} \]

[_Lienard]

9.522

\(903\)

14870

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x-x^{2}\\ y^{\prime }&=2 y-y^{2}\\ \end {array} \]

system_of_ODEs

0.032

\(904\)

15114

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=y\\ y^{\prime }&=\frac {y^{2}}{x}\\ \end {array} \]

system_of_ODEs

0.037

\(905\)

15126

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+y x&=\sin \left (x \right ) \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.097

\(906\)

15127

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }+y^{\prime \prime }&=1 \end {array} \]

[[_2nd_order, _missing_x], [_2nd_order, _exact, _nonlinear], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

199.025

\(907\)

15130

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+y x&=\cosh \left (x \right ) \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.099

\(908\)

15132

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+y x&=\cosh \left (x \right ) \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.094

\(909\)

15137

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y^{\prime \prime }+3 y^{\prime }+4 x^{2} y&=1 \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

10.340

\(910\)

15156

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\left (-1+x \right ) y^{\prime }+x^{2} y&=\tan \left (x \right )\\ y \left (0\right )&=0\\ y^{\prime }\left (0\right )&=0\\ \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

12.686

\(911\)

15158

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }-4 x^{2} y^{\prime }+\left (x^{2}+1\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.226

\(912\)

15165

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+x^{2} y^{\prime }+2 \left (1-x \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

10.133

\(913\)

15256

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+3 y^{\prime }+\frac {y}{t}&=t \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

27.455

\(914\)

15258

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t^{3} y^{\prime \prime }-2 y^{\prime } t +y&=t^{4} \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

24.260

\(915\)

15319

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n \left (n +1\right ) y-2 y^{\prime } x +\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[_Gegenbauer]

109.434

\(916\)

15733

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=\frac {2 y_{1}}{x}-\frac {y_{2}}{x^{2}}-3+\frac {1}{x}-\frac {1}{x^{2}}\\ y_{2}^{\prime }&=2 y_{1}+1-6 x\\ \end {array} \]

system_of_ODEs

0.040

\(917\)

15734

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=\frac {5 y_{1}}{x}+\frac {4 y_{2}}{x}-2 x\\ y_{2}^{\prime }&=-\frac {6 y_{1}}{x}-\frac {5 y_{2}}{x}+5 x\\ \end {array} \]

system_of_ODEs

0.038

\(918\)

15754

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=\frac {5 y_{1}}{x}+\frac {4 y_{2}}{x}\\ y_{2}^{\prime }&=-\frac {6 y_{1}}{x}-\frac {5 y_{2}}{x}\\ \end {array} \]

system_of_ODEs

0.040

\(919\)

15755

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=\frac {5 y_{1}}{x}+\frac {4 y_{2}}{x}-2 x\\ y_{2}^{\prime }&=-\frac {6 y_{1}}{x}-\frac {5 y_{2}}{x}+5 x\\ \end {array} \]

system_of_ODEs

0.039

\(920\)

16435

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+x^{2} y^{\prime }-4 y&=x^{3} \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

13.749

\(921\)

16436

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+x^{2} y^{\prime }-4 y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

12.172

\(922\)

16437

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+x^{2} y^{\prime }&=4 y \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.396

\(923\)

16932

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }+2 x&=15 y\\ y^{\prime } t&=x\\ \end {array} \]

system_of_ODEs

0.053

\(924\)

17824

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x^{2}\\ y^{\prime }&={\mathrm e}^{t}\\ \end {array} \]

system_of_ODEs

0.025

\(925\)

17847

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\sin \left (y x \right )\\ y \left (0\right )&=0\\ \end {array} \]

[‘y=_G(x,y’)‘]

4.926

\(926\)

17957

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }-2 \,{\mathrm e}^{x} y&=2 \sqrt {{\mathrm e}^{x} y} \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

149.232

\(927\)

17963

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=y \left ({\mathrm e}^{x}+\ln \left (y\right )\right ) \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

14.955

\(928\)

17966

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+x \sin \left (2 y\right )&=2 x \,{\mathrm e}^{-x^{2}} \cos \left (y\right )^{2} \end {array} \]

[‘y=_G(x,y’)‘]

39.392

\(929\)

18378

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+x \sin \left (y\right )&=0\\ y \left (0\right )&=\frac {\pi }{2}\\ y^{\prime }\left (0\right )&=0\\ y^{\prime \prime }\left (0\right )&=0\\ \end {array} \]

Series expansion around \(x=0\).

[NONE]

0.057

\(930\)

18402

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=-2 t x_{1}^{2}\\ x_{2}^{\prime }&=\frac {x_{2}+t}{t}\\ \end {array} \]

system_of_ODEs

0.033

\(931\)

18403

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&={\mathrm e}^{t -x_{1}}\\ x_{2}^{\prime }&=2 \,{\mathrm e}^{x_{1}}\\ \end {array} \]

system_of_ODEs

0.031

\(932\)

18404

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=y\\ y^{\prime }&=\frac {y^{2}}{x}\\ \end {array} \]

system_of_ODEs

0.031

\(933\)

18405

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=\frac {x_{1}^{2}}{x_{2}}\\ x_{2}^{\prime }&=x_{2}-x_{1}\\ \end {array} \]

system_of_ODEs

0.029

\(934\)

18406

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=\frac {{\mathrm e}^{-x}}{t}\\ y^{\prime }&=\frac {x \,{\mathrm e}^{-y}}{t}\\ \end {array} \]

system_of_ODEs

0.033

\(935\)

18408

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=\frac {t -y}{-x+y}\\ y^{\prime }&=\frac {x-t}{-x+y}\\ \end {array} \]

system_of_ODEs

0.032

\(936\)

18417

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=y\\ y^{\prime \prime }&=x\\ \end {array} \]

system_of_ODEs

0.029

\(937\)

18418

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+y^{\prime }+x&=0\\ x^{\prime }+y^{\prime \prime }&=0\\ \end {array} \]

system_of_ODEs

0.050

\(938\)

18419

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=3 x+y\\ y^{\prime }&=-2 x\\ \end {array} \]

system_of_ODEs

0.031

\(939\)

18421

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x^{2}+y^{2}\\ y^{\prime }&=2 x y\\ \end {array} \]

system_of_ODEs

0.029

\(940\)

18422

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-\frac {1}{y}\\ y^{\prime }&=\frac {1}{x}\\ \end {array} \]

system_of_ODEs

0.028

\(941\)

18423

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=\frac {x}{y}\\ y^{\prime }&=\frac {y}{x}\\ \end {array} \]

system_of_ODEs

0.028

\(942\)

18424

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=\frac {y}{x-y}\\ y^{\prime }&=\frac {x}{x-y}\\ \end {array} \]

system_of_ODEs

0.031

\(943\)

18425

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=\sin \left (x\right ) \cos \left (y\right )\\ y^{\prime }&=\cos \left (x\right ) \sin \left (y\right )\\ \end {array} \]

system_of_ODEs

0.030

\(944\)

18426

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} {\mathrm e}^{t} x^{\prime }&=\frac {1}{y}\\ {\mathrm e}^{t} y^{\prime }&=\frac {1}{x}\\ \end {array} \]

system_of_ODEs

0.035

\(945\)

18439

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-4 x-2 y+\frac {2}{{\mathrm e}^{t}-1}\\ y^{\prime }&=6 x+3 y-\frac {3}{{\mathrm e}^{t}-1}\\ \end {array} \]

system_of_ODEs

0.030

\(946\)

18631

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-2 t x+y\\ y^{\prime }&=3 x-y\\ \end {array} \]

system_of_ODEs

0.025

\(947\)

18634

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-x+t y\\ y^{\prime }&=t x-y\\ \end {array} \]

system_of_ODEs

0.021

\(948\)

18705

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-x+y+x^{2}\\ y^{\prime }&=y-2 x y\\ \end {array} \]

system_of_ODEs

0.027

\(949\)

18706

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=2 y \,x^{2}-3 x^{2}-4 y\\ y^{\prime }&=-2 x \,y^{2}+6 x y\\ \end {array} \]

system_of_ODEs

0.043

\(950\)

18707

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=3 x-x^{2}\\ y^{\prime }&=2 x y-3 y+2\\ \end {array} \]

system_of_ODEs

0.029

\(951\)

18708

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x-x y\\ y^{\prime }&=y+2 x y\\ \end {array} \]

system_of_ODEs

0.027

\(952\)

18714

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-x+2 x y\\ y^{\prime }&=y-x^{2}-y^{2}\\ \end {array} \]

system_of_ODEs

0.026

\(953\)

18720

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) y^{\prime \prime }-2 y^{\prime } x +\alpha \left (\alpha +1\right ) y&=0 \end {array} \]

[_Gegenbauer]

104.460

\(954\)

18731

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (t -1\right ) y^{\prime \prime }-3 y^{\prime } t +4 y&=\sin \left (t \right )\\ y \left (-2\right )&=2\\ y^{\prime }\left (-2\right )&=1\\ \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

24.595

\(955\)

18732

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t \left (t -4\right ) y^{\prime \prime }+3 y^{\prime } t +4 y&=2\\ y \left (3\right )&=0\\ y^{\prime }\left (3\right )&=-1\\ \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

114.015

\(956\)

19061

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-2 y+x y\\ y^{\prime }&=x+4 x y\\ \end {array} \]

system_of_ODEs

0.029

\(957\)

19062

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=1+5 y\\ y^{\prime }&=1-6 x^{2}\\ \end {array} \]

system_of_ODEs

0.029

\(958\)

19107

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-x^{3}+3 x y^{2}+2 y^{3}\right ) y^{\prime }+2 x^{3}+3 x^{2} y+y^{2}-y^{3}&=0 \end {array} \]

[_rational]

14.360

\(959\)

19151

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n \,x^{3} y^{\prime \prime }&=\left (y-y^{\prime } x \right )^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

2.055

\(960\)

19152

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{2} \left (x^{2} y^{\prime \prime }-y^{\prime } x +y\right )&=x^{3} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.597

\(961\)

19153

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{2} y^{\prime \prime }-3 y^{2} y^{\prime } x +4 y^{3}+x^{6}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.439

\(962\)

19158

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y y^{\prime \prime }+x^{2} {y^{\prime }}^{2}-5 y y^{\prime } x&=4 y^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.465

\(963\)

19161

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 40 {y^{\prime \prime \prime }}^{3}-45 y^{\prime \prime } y^{\prime \prime \prime } y^{\prime \prime \prime \prime }+9 {y^{\prime \prime }}^{2} y^{\left (5\right )}&=0 \end {array} \]

[[_high_order, _missing_x], [_high_order, _missing_y], [_high_order, _with_linear_symmetries]]

0.488

\(964\)

19166

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n \left (n +1\right ) y-2 y^{\prime } x +\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[_Gegenbauer]

109.759

\(965\)

19170

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -y+y^{\prime } x -y^{\prime \prime }+x y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.110

\(966\)

19174

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -2 y x +\left (x^{2}+2\right ) y^{\prime }-2 y^{\prime \prime } x +\left (x^{2}+2\right ) y^{\prime \prime \prime }&=x^{4}+12 \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.146

\(967\)

19177

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\frac {y}{x^{2} \ln \left (x \right )}&={\mathrm e}^{x} \left (\frac {2}{x}+\ln \left (x \right )\right ) \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

5.429

\(968\)

19211

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y^{2}}{z}\\ z^{\prime }&=\frac {y}{2}\\ \end {array} \]

system_of_ODEs

0.023

\(969\)

19212

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=1-\frac {1}{z}\\ z^{\prime }&=\frac {1}{y-x}\\ \end {array} \]

system_of_ODEs

0.028

\(970\)

19216

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {z^{2}}{y}\\ z^{\prime }&=\frac {y^{2}}{z}\\ \end {array} \]

system_of_ODEs

0.037

\(971\)

19217

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y^{2}}{z}\\ z^{\prime }&=\frac {z^{2}}{y}\\ \end {array} \]

system_of_ODEs

0.046

\(972\)

19221

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+z^{\prime }-2 z&={\mathrm e}^{2 x}\\ z^{\prime }+2 y^{\prime }-3 y&=0\\ \end {array} \]

system_of_ODEs

0.048

\(973\)

19223

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+\frac {2 z}{x^{2}}&=1\\ z^{\prime }+y&=x\\ \end {array} \]

system_of_ODEs

0.044

\(974\)

19224

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }-x-3 y&=t\\ y^{\prime } t -x+y&=0\\ \end {array} \]

system_of_ODEs

0.033

\(975\)

19225

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }+6 x-y-3 z&=0\\ y^{\prime } t +23 x-6 y-9 z&=0\\ t z^{\prime }+x+y-2 z&=0\\ \end {array} \]

system_of_ODEs

0.049

\(976\)

19493

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+3 y^{\prime } x +x^{2} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.683

\(977\)

19631

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+x^{2} y&=0\\ y \left (0\right )&=y_{0}\\ y^{\prime }\left (0\right )&=\operatorname {yd}_{0}\\ \end {array} \]

Using Laplace transform method.

[[_Emden, _Fowler]]

8.374

\(978\)

19702

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }-\frac {x^{2} {y^{\prime }}^{2}}{2 y}+4 y^{\prime } x +4 y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

2.114

\(979\)

19705

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \cos \left (x \right ) y^{\prime }+\sin \left (x \right ) y^{\prime \prime }+n y \sin \left (x \right )&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.348

\(980\)

19998

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right )^{2}&=a \left (1+{y^{\prime }}^{2}\right ) \left (x^{2}+y^{2}\right )^{{3}/{2}} \end {array} \]

[[_1st_order, _with_linear_symmetries]]

235.887

\(981\)

19999

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right )^{2}&={y^{\prime }}^{2}-\frac {2 y y^{\prime }}{x}+1 \end {array} \]

[_rational, [_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

273.206

\(982\)

20100

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (5+2 x \right )^{2} y^{\prime \prime }-6 \left (5-2 x \right ) y^{\prime }+8 y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

56.629

\(983\)

20108

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 16 \left (x +1\right )^{4} y^{\prime \prime \prime \prime }+96 \left (x +1\right )^{3} y^{\prime \prime \prime }+104 \left (x +1\right )^{2} y^{\prime \prime }+8 \left (x +1\right ) y^{\prime }+y&=x^{2}+4 x +3 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.164

\(984\)

20120

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \sqrt {x}\, y^{\prime \prime }+2 y^{\prime } x +3 y&=x \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.352

\(985\)

20191

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-2 b y^{\prime }+b^{2} x^{2} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.621

\(986\)

20196

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime }+x^{2} y^{\prime \prime }-2 y^{\prime } x +2 y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.112

\(987\)

20202

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right )^{2}+x^{2} y y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

1.294

\(988\)

20209

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }-3 x-4 y&=0\\ x+y^{\prime \prime }+y&=0\\ \end {array} \]

system_of_ODEs

0.029

\(989\)

20274

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }-\frac {\tan \left (y\right )}{x +1}&=\left (x +1\right ) {\mathrm e}^{x} \sec \left (y\right ) \end {array} \]

[‘y=_G(x,y’)‘]

130.940

\(990\)

20318

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&={\mathrm e}^{x -y} \left ({\mathrm e}^{x}-{\mathrm e}^{y}\right ) \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)]‘]]

288.439

\(991\)

20430

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right )^{2}&=a \left (1+{y^{\prime }}^{2}\right ) \left (x^{2}+y^{2}\right )^{{3}/{2}} \end {array} \]

[[_1st_order, _with_linear_symmetries]]

240.253

\(992\)

20433

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right )^{2}&={y^{\prime }}^{2}-\frac {2 y y^{\prime }}{x}+1 \end {array} \]

[_rational, [_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

275.272

\(993\)

20529

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 3 y x +\left (x^{2}+2\right ) y^{\prime }+4 y^{\prime \prime } x +x^{2} y^{\prime \prime \prime }&=2 \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.113

\(994\)

20584

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x^{2} y y^{\prime \prime }+y^{2}&=x^{2} {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.049

\(995\)

20586

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime }&=\left (x^{3}+2 y x \right ) y^{\prime }-4 y^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

2.233

\(996\)

20587

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime }-x^{3} y^{\prime }&=x^{2} {y^{\prime }}^{2}-4 y^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

2.845

\(997\)

20609

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-y^{\prime \prime } x -y^{\prime }+y x&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.161

\(998\)

20649

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-y+y^{\prime } x \right )^{2}+x^{2} y y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

1.262

\(999\)

20676

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }+y&=0\\ y^{\prime } t +x&=0\\ \end {array} \]

system_of_ODEs

0.021

\(1000\)

20754

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (2 x -1\right )^{3} y^{\prime \prime \prime }+\left (2 x -1\right ) y^{\prime }-2 y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.142

\(1001\)

20756

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 16 \left (x +1\right )^{4} y^{\prime \prime \prime \prime }+96 \left (x +1\right )^{3} y^{\prime \prime \prime }+104 \left (x +1\right )^{2} y^{\prime \prime }+8 \left (x +1\right ) y^{\prime }+y&=x^{2}+4 x +3 \end {array} \]

[[_high_order, _with_linear_symmetries]]

0.191

\(1002\)

20758

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x^{2} y y^{\prime \prime }+4 y^{2}&=x^{2} {y^{\prime }}^{2}+2 y y^{\prime } x \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

1.484

\(1003\)

20764

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \sqrt {x}\, y^{\prime \prime }+2 y^{\prime } x +3 y&=x \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.339

\(1004\)

20766

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x^{2} \cos \left (y\right ) y^{\prime \prime }-2 x^{2} \sin \left (y\right ) {y^{\prime }}^{2}+x \cos \left (y\right ) y^{\prime }-\sin \left (y\right )&=\ln \left (x \right ) \end {array} \]

[[_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

12.747

\(1005\)

20780

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime }&=\left (y-y^{\prime } x \right )^{3} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.201

\(1006\)

20786

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\cot \left (x \right ) y^{\prime }-\left (1-\cot \left (x \right )\right ) y&={\mathrm e}^{x} \sin \left (x \right ) \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

7.947

\(1007\)

20805

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (1-\cot \left (x \right )\right ) y^{\prime }-\cot \left (x \right ) y&=\sin \left (x \right )^{2} \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

8.252

\(1008\)

20810

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }&=t -2 x\\ y^{\prime } t&=t x+t y+2 x-t\\ \end {array} \]

system_of_ODEs

0.024

\(1009\)

20891

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x -y^{\prime } x +y&={\mathrm e}^{x}\\ y \left (0\right )&=1\\ y^{\prime }\left (0\right )&=2\\ \end {array} \]

Series expansion around \(x=0\).

[[_2nd_order, _with_linear_symmetries]]

1.728

\(1010\)

20991

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x \cos \left (t \right )-\sin \left (t \right ) y\\ y^{\prime }&=x \sin \left (t \right )+y \cos \left (t \right )\\ \end {array} \]

system_of_ODEs

0.019

\(1011\)

20992

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=\left (3 t -1\right ) x-\left (1-t \right ) y+t \,{\mathrm e}^{t^{2}}\\ y^{\prime }&=-\left (t +2\right ) x+\left (-2+t \right ) y-{\mathrm e}^{t^{2}}\\ \end {array} \]

system_of_ODEs

0.021

\(1012\)

21001

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} w_{1}^{\prime }&=w_{2}\\ w_{2}^{\prime }&=\frac {a w_{1}}{z^{2}}\\ \end {array} \]

system_of_ODEs

0.019

\(1013\)

21167

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x x^{\prime \prime }-{x^{\prime }}^{2}+{\mathrm e}^{t} x^{2}&=0\\ x \left (0\right )&=1\\ x^{\prime }\left (0\right )&=-1\\ \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

1.143

\(1014\)

21168

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x x^{\prime \prime }-{x^{\prime }}^{2}+{\mathrm e}^{t} x^{2}&=0\\ x \left (0\right )&=-1\\ x^{\prime }\left (0\right )&=-1\\ \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

0.818

\(1015\)

21181

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime \prime }-x^{\prime }&=0\\ x \left (0\right )&=1\\ x \left (\infty \right )&=0\\ \end {array} \]

[[_3rd_order, _missing_x]]

2.962

\(1016\)

21189

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime \prime \prime }-4 x^{\prime \prime }+x&=0\\ x \left (0\right )&=0\\ x \left (\infty \right )&=0\\ x^{\prime }\left (0\right )&=1\\ \end {array} \]

[[_high_order, _missing_x]]

12.342

\(1017\)

21235

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }+t y&=-1\\ x^{\prime }+y^{\prime }&=2\\ \end {array} \]

system_of_ODEs

0.026

\(1018\)

21236

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }+y&=3 t\\ y^{\prime }-t x^{\prime }&=0\\ \end {array} \]

system_of_ODEs

0.027

\(1019\)

21237

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }-t y&=1\\ y^{\prime }-t x^{\prime }&=3\\ \end {array} \]

system_of_ODEs

0.027

\(1020\)

21238

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t^{2} x^{\prime }-y&=1\\ y^{\prime }-2 x&=0\\ \end {array} \]

system_of_ODEs

0.024

\(1021\)

21240

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }+y^{\prime }&=1\\ y^{\prime }+x+{\mathrm e}^{x^{\prime }}&=1\\ \end {array} \]

system_of_ODEs

0.045

\(1022\)

21241

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x x^{\prime }+y&=2 t\\ y^{\prime }+2 x^{2}&=1\\ \end {array} \]

system_of_ODEs

0.033

\(1023\)

21249

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x-x y\\ y^{\prime }&=-y+x y\\ \end {array} \]

system_of_ODEs

0.030

\(1024\)

21251

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=2 x-2 x y\\ y^{\prime }&=-y+x y\\ \end {array} \]

system_of_ODEs

0.030

\(1025\)

21252

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x-4 x y\\ y^{\prime }&=-2 y+x y\\ \end {array} \]

system_of_ODEs

0.043

\(1026\)

21253

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x \left (3-y\right )\\ y^{\prime }&=y \left (x-5\right )\\ \end {array} \]

system_of_ODEs

0.030

\(1027\)

21276

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t^{2} x^{\prime \prime }+t x^{\prime }+\left (t^{2}-1\right ) x&=0\\ x^{\prime }\left (0\right )&=a\\ \end {array} \]

[_Bessel]

39.519

\(1028\)

21317

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-x^{3}\\ y^{\prime }&=-y^{3}\\ \end {array} \]

system_of_ODEs

0.031

\(1029\)

21616

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} n \left (n +1\right ) y-2 y^{\prime } x +\left (-x^{2}+1\right ) y^{\prime \prime }&=0 \end {array} \]

[_Gegenbauer]

105.357

\(1030\)

21733

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-\sqrt {1-y^{2}}\\ x^{\prime }&=x+2 y\\ \end {array} \]

system_of_ODEs

0.031

\(1031\)

21782

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-x^{2}-y\\ y^{\prime }&=x\\ \end {array} \]

system_of_ODEs

0.049

\(1032\)

21784

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=2 x y\\ y^{\prime }&=3 y^{2}-x^{2}\\ \end {array} \]

system_of_ODEs

0.036

\(1033\)

21785

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x^{2}\\ y^{\prime }&=2 y^{2}-x y\\ \end {array} \]

system_of_ODEs

0.038

\(1034\)

21895

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }-x+y&={\mathrm e}^{t}\\ x^{\prime }+x-y^{\prime }-y&=3 \,{\mathrm e}^{t}\\ \end {array} \]

system_of_ODEs

0.045

\(1035\)

21899

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+y-x^{\prime \prime }+x&={\mathrm e}^{t}\\ y^{\prime }-x^{\prime }+x&={\mathrm e}^{-t}\\ \end {array} \]

system_of_ODEs

0.046

\(1036\)

21900

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y^{\prime \prime \prime }+y^{\prime \prime } x +2 y^{\prime }+y x&=0\\ y \left (0\right )&=1\\ y^{\prime }\left (0\right )&=0\\ y^{\prime \prime }\left (0\right )&=-1\\ \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.046

\(1037\)

21925

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=1\\ x^{\prime }+x+y^{\prime \prime }-9 y+z^{\prime }+z&=0\\ 5 x+z^{\prime \prime }-4 z&=2\\ \end {array} \]

system_of_ODEs

0.057

\(1038\)

21951

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} s^{2} t^{\prime \prime }+s t t^{\prime }&=s \end {array} \]

[[_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

1.501

\(1039\)

21959

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} {y^{\prime \prime }}^{{3}/{2}}+y&=x \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

0.047

\(1040\)

21982

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 1+y x +y y^{\prime }&=0 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class A‘]]

134.378

\(1041\)

22257

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+z+y&=0\\ y^{\prime }+z^{\prime }&=0\\ \end {array} \]

system_of_ODEs

0.053

\(1042\)

22258

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} z^{\prime \prime }+y^{\prime }&=\cos \left (t \right )\\ y^{\prime \prime }-z&=\sin \left (t \right )\\ \end {array} \]

system_of_ODEs

0.056

\(1043\)

22259

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} w^{\prime \prime }-y+2 z&=3 \,{\mathrm e}^{-t}\\ -2 w^{\prime }+2 y^{\prime }+z&=0\\ 2 w^{\prime }-2 y+z^{\prime }+2 z^{\prime \prime }&=0\\ \end {array} \]

system_of_ODEs

0.086

\(1044\)

22264

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} u^{\prime \prime }-2 v&=2\\ u+v^{\prime }&=5 \,{\mathrm e}^{2 t}+1\\ \end {array} \]

system_of_ODEs

0.049

\(1045\)

22265

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} w^{\prime \prime }-2 z&=0\\ w^{\prime }+y^{\prime }-z&=2 t\\ w^{\prime }-2 y+z^{\prime \prime }&=0\\ \end {array} \]

system_of_ODEs

0.075

\(1046\)

22266

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} w^{\prime \prime }+y+z&=-1\\ w+y^{\prime \prime }-z&=0\\ -w-y^{\prime }+z^{\prime \prime }&=0\\ \end {array} \]

system_of_ODEs

0.075

\(1047\)

22376

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} U^{\prime }&=\frac {U+1}{\sqrt {s}+\sqrt {s U}} \end {array} \]

[_rational, [_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

39.298

\(1048\)

22476

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2}+y \left (x -y\right )^{2} \tan \left (\frac {y}{x}\right )-\left (x^{2}+x \left (x -y\right )^{2} \tan \left (\frac {y}{x}\right )\right ) y^{\prime }&=0 \end {array} \]

[‘y=_G(x,y’)‘]

52.750

\(1049\)

22597

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\sqrt {y+\sin \left (x \right )}-\cos \left (x \right ) \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

53.288

\(1050\)

22770

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (r^{2}+r \right ) R^{\prime \prime }+r R^{\prime }-n \left (n +1\right ) R&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

74.461

\(1051\)

22799

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }&=\frac {24 x +24 y}{x^{3}} \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.151

\(1052\)

22800

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{\prime \prime \prime }+2 y^{\prime \prime } x -y^{\prime } x -2 y x&=1 \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.141

\(1053\)

22885

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=x\\ y^{\prime \prime }&=y\\ \end {array} \]

system_of_ODEs

0.020

\(1054\)

22886

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=x-2\\ y^{\prime \prime }&=2+y\\ \end {array} \]

system_of_ODEs

0.029

\(1055\)

22890

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+2 y^{\prime }+8 x&=32 t\\ y^{\prime \prime }+3 x^{\prime }-2 y&=60 \,{\mathrm e}^{-t}\\ \end {array} \]

system_of_ODEs

0.046

\(1056\)

22895

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+y^{\prime }+x&=y+\sin \left (t \right )\\ y^{\prime \prime }+x^{\prime }-y&=2 t^{2}-x\\ \end {array} \]

system_of_ODEs

0.042

\(1057\)

22897

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=y z\\ y^{\prime }&=x z\\ z^{\prime }&=x y\\ \end {array} \]

system_of_ODEs

0.034

\(1058\)

22898

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x y\\ y^{\prime }&=1+y^{2}\\ z^{\prime }&=z\\ \end {array} \]

system_of_ODEs

0.030

\(1059\)

22906

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=-2 y\\ y^{\prime }&=y-x^{\prime }\\ \end {array} \]

system_of_ODEs

0.034

\(1060\)

22907

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=x-2\\ x^{\prime \prime }&=2+y\\ \end {array} \]

system_of_ODEs

0.032

\(1061\)

22908

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }+y^{\prime }&=\cos \left (t \right )\\ x+y^{\prime \prime }&=2\\ \end {array} \]

system_of_ODEs

0.031

\(1062\)

22911

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=y+4 \,{\mathrm e}^{-2 t}\\ y^{\prime \prime }&=x-{\mathrm e}^{-2 t}\\ \end {array} \]

system_of_ODEs

0.035

\(1063\)

22929

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=y+4 \,{\mathrm e}^{-2 t}\\ y^{\prime \prime }&=x-{\mathrm e}^{-2 t}\\ \end {array} \]

system_of_ODEs

0.031

\(1064\)

23093

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+y^{\prime \prime }&=t\\ x^{\prime \prime }-y^{\prime \prime }&=3 t\\ \end {array} \]

system_of_ODEs

0.066

\(1065\)

23240

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+x^{2} y&={\mathrm e}^{x} \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.131

\(1066\)

23255

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{\prime \prime \prime }+4 y^{\prime \prime } x -y x&=1 \end {array} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.124

\(1067\)

23365

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+y^{\prime }+6 x&=0\\ y^{\prime \prime }-x^{\prime }+6 y&=0\\ \end {array} \]

system_of_ODEs

0.059

\(1068\)

23434

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-\sin \left (x \right ) y&=0\\ y \left (0\right )&=0\\ y^{\prime }\left (0\right )&=1\\ y^{\prime \prime }\left (0\right )&=0\\ \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.081

\(1069\)

23436

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }-\ln \left (x +1\right ) y&=0\\ y \left (0\right )&=1\\ y^{\prime }\left (0\right )&=1\\ y^{\prime \prime }\left (0\right )&=0\\ y^{\prime \prime \prime }\left (0\right )&=0\\ \end {array} \]

Series expansion around \(x=0\).

[[_high_order, _with_linear_symmetries]]

0.087

\(1070\)

23440

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-3 x^{2} y^{\prime }+2 y x&=0\\ y \left (0\right )&=1\\ y^{\prime }\left (0\right )&=1\\ y^{\prime \prime }\left (0\right )&=0\\ \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.076

\(1071\)

23441

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+4 y^{\prime \prime }+2 y^{\prime }-x^{3} y&=0\\ y \left (0\right )&=1\\ y^{\prime }\left (0\right )&=1\\ y^{\prime \prime }\left (0\right )&=0\\ \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.076

\(1072\)

23446

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+y&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _missing_x]]

0.042

\(1073\)

23451

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-2 y x&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.040

\(1074\)

23566

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=x_{1}+\left (1-t \right ) x_{2}\\ x_{2}^{\prime }&=\frac {x_{1}}{t}-x_{2}\\ \end {array} \]

system_of_ODEs

0.031

\(1075\)

23575

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }&=3 x-2 y\\ y^{\prime } t&=x+y-t^{2}\\ \end {array} \]

system_of_ODEs

0.033

\(1076\)

23584

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }&=3 x-2 y\\ y^{\prime } t&=x+y-t^{2}\\ \end {array} \]

system_of_ODEs

0.041

\(1077\)

23775

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=y^{2}-x^{2}\\ y^{\prime }&=2 x y\\ \end {array} \]

system_of_ODEs

0.041

\(1078\)

23776

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=y\\ y^{\prime }&=-\sin \left (x\right )\\ \end {array} \]

system_of_ODEs

0.040

\(1079\)

23777

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=y\\ y^{\prime }&=-4 \sin \left (x\right )\\ \end {array} \]

system_of_ODEs

0.040

\(1080\)

23778

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x-x y\\ y^{\prime }&=-y+x y\\ \end {array} \]

system_of_ODEs

0.037

\(1081\)

23780

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=x_{2}\\ x_{2}^{\prime }&=\sin \left (x_{1}\right )\\ \end {array} \]

system_of_ODEs

0.033

\(1082\)

23782

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=x_{2}\\ x_{2}^{\prime }&=x_{1}-x_{1}^{3}\\ \end {array} \]

system_of_ODEs

0.042

\(1083\)

23799

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x-x y\\ y^{\prime }&=-y+x y\\ \end {array} \]

system_of_ODEs

0.044

\(1084\)

23816

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-x+x^{2}\\ y^{\prime }&=-3 y+x y\\ \end {array} \]

system_of_ODEs

0.045

\(1085\)

23819

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x-x y\\ y^{\prime }&=-y+x y\\ \end {array} \]

system_of_ODEs

0.042

\(1086\)

23932

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=-2\\ z^{\prime }&=x \,{\mathrm e}^{2 x +y}\\ \end {array} \]

system_of_ODEs

0.038

\(1087\)

23935

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }&=-x\\ y z^{\prime }&=2\\ \end {array} \]

system_of_ODEs

0.112

\(1088\)

23951

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime } x&=y\\ z^{\prime }&=3 y-x\\ \end {array} \]

system_of_ODEs

0.042

\(1089\)

24088

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-x^{2} y^{\prime \prime }-2 y&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.030

\(1090\)

24089

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{4}+1\right ) y^{\prime \prime \prime }-24 y x&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _exact, _linear, _homogeneous]]

0.027

\(1091\)

24092

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime }-y^{\prime }+y&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _with_linear_symmetries]]

0.026

\(1092\)

24335

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y \left (x \tan \left (x \right )+\ln \left (y\right )\right )+\tan \left (x \right ) y^{\prime }&=0 \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

86.959

\(1093\)

24399

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\tan \left (y\right ) \cot \left (x \right )-\sec \left (y\right ) \cos \left (x \right ) \end {array} \]

[‘y=_G(x,y’)‘]

325.100

\(1094\)

25086

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-y y^{\prime }&=6 \end {array} \]

[[_2nd_order, _missing_x], [_2nd_order, _exact, _nonlinear], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

221.332

\(1095\)

25169

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }-2 y_{1}&=2 y_{2}\\ y_{2}^{\prime \prime }+2 y_{2}^{\prime }+y_{2}&=-2 y_{1}\\ \end {array} \]

system_of_ODEs

0.046

\(1096\)

25170

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }+4 y_{1}&=10 y_{2}\\ y_{2}^{\prime \prime }-6 y_{2}^{\prime }+23 y_{2}&=9 y_{1}\\ \end {array} \]

system_of_ODEs

0.042

\(1097\)

25171

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }-2 y_{1}&=-2 y_{2}\\ y_{2}^{\prime \prime }+y_{2}^{\prime }+6 y_{2}&=4 y_{1}\\ \end {array} \]

system_of_ODEs

0.046

\(1098\)

25172

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime \prime }+2 y_{1}^{\prime }+6 y_{1}&=5 y_{2}\\ y_{2}^{\prime \prime }-2 y_{2}^{\prime }+6 y_{2}&=9 y_{1}\\ \end {array} \]

system_of_ODEs

0.062

\(1099\)

25173

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime \prime }+2 y_{1}&=-3 y_{2}\\ y_{2}^{\prime \prime }+2 y_{2}^{\prime }-9 y_{2}&=6 y_{1}\\ \end {array} \]

system_of_ODEs

0.050

\(1100\)

25176

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }-2 y_{1}&=-y_{2}\\ y_{2}^{\prime \prime }-y_{2}^{\prime }+y_{2}&=y_{1}\\ \end {array} \]

system_of_ODEs

0.044

\(1101\)

25177

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }+2 y_{1}&=5 y_{2}\\ y_{2}^{\prime \prime }-2 y_{2}^{\prime }+5 y_{2}&=2 y_{1}\\ \end {array} \]

system_of_ODEs

0.045

\(1102\)

25178

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime \prime }+2 y_{1}&=-3 y_{2}\\ y_{2}^{\prime \prime }+2 y_{2}^{\prime }-9 y_{2}&=6 y_{1}\\ \end {array} \]

system_of_ODEs

0.049

\(1103\)

25188

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+2 y^{\prime }+\sin \left (t \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

7.554

\(1104\)

25247

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t y^{\prime \prime \prime }+3 y^{\prime \prime }+y^{\prime } t +y&=0 \end {array} \]

Using Laplace transform method.

[[_3rd_order, _exact, _linear, _homogeneous]]

0.039

\(1105\)

25358

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=y_{2}\\ y_{2}^{\prime }&=y_{1} y_{2}\\ \end {array} \]

system_of_ODEs

0.034

\(1106\)

25360

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=\sin \left (t \right ) y_{1}\\ y_{2}^{\prime }&=y_{1}+\cos \left (t \right ) y_{2}\\ \end {array} \]

system_of_ODEs

0.027

\(1107\)

25387

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=y_{2} t\\ y_{2}^{\prime }&=-y_{1} t\\ \end {array} \]

system_of_ODEs

0.030

\(1108\)

25388

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=y_{1} t +y_{2} t\\ y_{2}^{\prime }&=-y_{1} t -y_{2} t\\ \end {array} \]

system_of_ODEs

0.032

\(1109\)

25389

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=\frac {y_{1}}{t}+y_{2}\\ y_{2}^{\prime }&=-y_{1}+\frac {y_{2}}{t}\\ \end {array} \]

system_of_ODEs

0.028

\(1110\)

25390

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=\left (2 t +1\right ) y_{1}+2 y_{2} t\\ y_{2}^{\prime }&=-2 y_{1} t +\left (1-2 t \right ) y_{2}\\ \end {array} \]

system_of_ODEs

0.032

\(1111\)

25391

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=y_{1}+y_{2}\\ y_{2}^{\prime }&=\frac {y_{1}}{t}+\frac {y_{2}}{t}\\ \end {array} \]

system_of_ODEs

0.029

\(1112\)

25392

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=\frac {y_{1}}{t}+1\\ y_{2}^{\prime }&=\frac {y_{2}}{t}+t\\ \end {array} \]

system_of_ODEs

0.028

\(1113\)

25393

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=-\frac {y_{2}}{t}+1\\ y_{2}^{\prime }&=\frac {y_{1}}{t}+\frac {2 y_{2}}{t}-1\\ \end {array} \]

system_of_ODEs

0.031

\(1114\)

25394

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=\frac {4 t y_{1}}{t^{2}+1}+\frac {6 y_{2} t}{t^{2}+1}-3 t\\ y_{2}^{\prime }&=-\frac {2 t y_{1}}{t^{2}+1}-\frac {4 y_{2} t}{t^{2}+1}+t\\ \end {array} \]

system_of_ODEs

0.034

\(1115\)

25396

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y_{1}^{\prime }&=y_{1} t +y_{2} t +4 t\\ y_{2}^{\prime }&=-y_{1} t -y_{2} t +4 t\\ \end {array} \]

system_of_ODEs

0.032

\(1116\)

25648

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (1-x \right ) y^{\prime \prime }-4 y^{\prime } x +5 y&=\cos \left (x \right ) \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

29.178

\(1117\)

25654

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \sin \left (t \right ) y^{\prime \prime \prime }-\cos \left (t \right ) y^{\prime }&=2 \end {array} \]

[[_3rd_order, _missing_y]]

3.082

\(1118\)

25688

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=4 y+{\mathrm e}^{t}\\ y^{\prime \prime }&=4 x-{\mathrm e}^{t}\\ \end {array} \]

system_of_ODEs

0.030

\(1119\)

25993

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-y+5 y^{\prime }&=t\\ 2 y^{\prime }-x^{\prime \prime }+4 x&=2\\ \end {array} \]

system_of_ODEs

0.058

\(1120\)

26004

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+y^{\prime }&=2\\ x^{\prime \prime }-y^{\prime \prime }&=0\\ \end {array} \]

system_of_ODEs

0.038

\(1121\)

26125

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=y\\ y^{\prime \prime }&=x\\ \end {array} \]

system_of_ODEs

0.016

\(1122\)

26127

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=\frac {1}{y}\\ y^{\prime }&=\frac {1}{x}\\ \end {array} \]

system_of_ODEs

0.021

\(1123\)

26307

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }+x \sin \left (2 y\right )&=x \,{\mathrm e}^{-x^{2}} \cos \left (y\right )^{2} \end {array} \]

[‘y=_G(x,y’)‘]

37.586

\(1124\)

26313

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+1\right ) \ln \left (x^{2}+1\right ) y^{\prime }-2 y x&=\ln \left (x^{2}+1\right )-2 x \arctan \left (x \right )\\ y \left (-\infty \right )&=-\frac {\pi }{2}\\ \end {array} \]

[_linear]

152.981

\(1125\)

26439

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y \left (1+\ln \left (y\right )\right ) y^{\prime \prime }+{y^{\prime }}^{2}&=2 x y \,{\mathrm e}^{x^{2}} \end {array} \]

[[_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

0.913

\(1126\)

26454

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} {y^{\prime \prime }}^{2}-y^{\prime \prime \prime } y^{\prime }&=\frac {{y^{\prime }}^{2}}{x^{2}} \end {array} \]

[[_3rd_order, _missing_y], [_3rd_order, _with_linear_symmetries]]

0.886

\(1127\)

26477

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y^{\prime } \left (y y^{\prime \prime }-{y^{\prime }}^{2}\right )-y {y^{\prime }}^{2}&=x^{4} y^{3} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_poly_yn]]

2.516

\(1128\)

26478

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} y^{\prime \prime }&=\left (y-y^{\prime } x \right )^{3}\\ y \left (1\right )&=1\\ y^{\prime }\left (1\right )&=1\\ \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.210

\(1129\)

26663

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x \left (1-x \ln \left (x \right )\right ) y^{\prime \prime }+\left (1+x^{2} \ln \left (x \right )\right ) y^{\prime }-\left (x +1\right ) y&=\left (1-x \ln \left (x \right )\right )^{2} {\mathrm e}^{x} \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

166.049

\(1130\)

26703

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime \prime \prime }+4 x y^{\prime \prime \prime }+2 y^{\prime \prime }&=0\\ y \left (1\right )&=0\\ y^{\prime }\left (1\right )&=0\\ y \left (0\right )&=y_{0}\\ \end {array} \]

[[_high_order, _missing_y]]

7.773

\(1131\)

26737

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x \cos \left (t \right )\\ 2 y^{\prime }&=\left ({\mathrm e}^{t}+{\mathrm e}^{-t}\right ) y\\ \end {array} \]

system_of_ODEs

0.033

\(1132\)

26749

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=\frac {1}{y}\\ y^{\prime }&=\frac {1}{x}\\ \end {array} \]

system_of_ODEs

0.023

\(1133\)

26750

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} t x^{\prime }&=t -2 x\\ y^{\prime } t&=t x+t y+2 x-t\\ \end {array} \]

system_of_ODEs

0.039

\(1134\)

26869

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (\cos \left (x +y\right )+\sin \left (x -y\right )\right ) y^{\prime }&=\cos \left (2 x \right ) \end {array} \]

[_separable]

47.006

\(1135\)

27198

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=x-\frac {x y}{2}\\ y^{\prime }&=2 x y-\frac {6 y}{5}\\ \end {array} \]

system_of_ODEs

0.024

\(1136\)

27315

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{3}+3 \ln \left (y\right )\right ) y&=y^{\prime } x \end {array} \]

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

18.997

\(1137\)

27327

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y \left (x +y^{2}\right )+x^{2} \left (-1+y\right ) y^{\prime }&=0 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class C‘]]

381.229

\(1138\)

27500

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3}-2 x y^{2}+3 x^{2} y y^{\prime }&=-y+y^{\prime } x \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

81.185

\(1139\)

27513

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {\left (3 x +y^{3}-1\right )^{2}}{y^{2}} \end {array} \]

[_rational]

72.204

\(1140\)

27518

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime } x -x^{2} \sqrt {1+y^{2}}&=\left (x +1\right ) \left (1+y^{2}\right ) \end {array} \]

[‘x=_G(y,y’)‘]

50.224

\(1141\)

27523

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (3 y x +x +y\right ) y+\left (4 y x +x +2 y\right ) x y^{\prime }&=0 \end {array} \]

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

643.986

\(1142\)

27524

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2}-1+\left (y^{2} x^{2}+x^{3}+x \right ) y^{\prime }&=0 \end {array} \]

[_rational, [_1st_order, ‘_with_symmetry_[F(x)*G(y),0]‘]]

70.276

\(1143\)

27560

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime \prime }&=y^{\prime } y^{\prime \prime } \end {array} \]

[[_3rd_order, _missing_x], [_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries], [_3rd_order, _reducible, _mu_y2], [_3rd_order, _reducible, _mu_poly_yn]]

0.039

\(1144\)

27567

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime } x -y^{\prime }&=x^{2} y y^{\prime } \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.625

\(1145\)

27569

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime }&={y^{\prime }}^{2}+15 y^{2} \sqrt {x} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

0.990

\(1146\)

27572

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y y^{\prime \prime }&=\left (y-y^{\prime } x \right )^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.633

\(1147\)

27573

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\frac {y^{\prime }}{x}+\frac {y}{x^{2}}&=\frac {{y^{\prime }}^{2}}{y} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.374

\(1148\)

27574

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y \left (y^{\prime \prime } x +y^{\prime }\right )&=x {y^{\prime }}^{2} \left (1-x \right ) \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.527

\(1149\)

27575

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y y^{\prime \prime }+{y^{\prime }}^{2}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1]]

0.960

\(1150\)

27576

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left ({y^{\prime }}^{2}-2 y y^{\prime \prime }\right )&=y^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.151

\(1151\)

27577

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x y y^{\prime \prime }&=y^{\prime } \left (y^{\prime }+y\right ) \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.395

\(1152\)

27578

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 x^{2} y^{3} y^{\prime \prime }&=x^{2}-y^{4} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.203

\(1153\)

27579

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime }&=\left (y-y^{\prime } x \right ) \left (y-y^{\prime } x -x \right ) \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

3.256

\(1154\)

27580

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \frac {y^{2}}{x^{2}}+{y^{\prime }}^{2}&=3 y^{\prime \prime } x +\frac {2 y y^{\prime }}{x} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.706

\(1155\)

27581

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }&=\left (2 y x -\frac {5}{x}\right ) y^{\prime }+4 y^{2}-\frac {4 y}{x^{2}} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

1.645

\(1156\)

27582

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (2 y y^{\prime \prime }-{y^{\prime }}^{2}\right )&=1-2 y y^{\prime } x \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1]]

1.513

\(1157\)

27583

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} \left (y y^{\prime \prime }-{y^{\prime }}^{2}\right )+y y^{\prime } x&=\left (2 y^{\prime } x -3 y\right ) \sqrt {x^{3}} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

2.159

\(1158\)

27584

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{4} \left ({y^{\prime }}^{2}-2 y y^{\prime \prime }\right )&=4 y y^{\prime } x^{3}+1 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1]]

2.411

\(1159\)

27585

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }+x y y^{\prime \prime }-x {y^{\prime }}^{2}&=x^{3} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.317

\(1160\)

27587

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} {y^{\prime \prime }}^{2}-y^{\prime \prime \prime } y^{\prime }&=\frac {{y^{\prime }}^{2}}{x^{2}} \end {array} \]

[[_3rd_order, _missing_y], [_3rd_order, _with_linear_symmetries]]

0.268

\(1161\)

27588

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime }+2 x^{2} y^{\prime \prime }&=x {y^{\prime }}^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_poly_yn], [_2nd_order, _reducible, _mu_xy]]

1.874

\(1162\)

27589

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} {y^{\prime }}^{2}+2 x y y^{\prime \prime }&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_y_y1]]

0.778

\(1163\)

27590

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x y^{2} \left (y^{\prime \prime } x +y^{\prime }\right )+1&=0 \end {array} \]

[[_Emden, _Fowler], [_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1]]

1.255

\(1164\)

27593

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y \left (2 y^{\prime \prime } x +y^{\prime }\right )&=x {y^{\prime }}^{2}+1 \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1]]

1.352

\(1165\)

27594

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+2 y {y^{\prime }}^{2}&=\left (2 x +\frac {1}{x}\right ) y^{\prime } \end {array} \]

[_Liouville, [_2nd_order, _reducible, _mu_xy]]

1.615

\(1166\)

27596

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime }&={y^{\prime }}^{2}+2 x y^{2} \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

0.860

\(1167\)

27598

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y y^{\prime \prime \prime }&=y^{\prime } \end {array} \]

[[_3rd_order, _missing_x], [_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries], [_3rd_order, _reducible, _mu_y2]]

0.033

\(1168\)

27600

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{2} y^{\prime \prime \prime }&={y^{\prime }}^{3} \end {array} \]

[[_3rd_order, _missing_x], [_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries]]

0.035

\(1169\)

27601

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y y^{\prime \prime }+1&=x \left (1-y\right ) y^{\prime } \end {array} \]

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1]]

1.630

\(1170\)

27606

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y y^{\prime \prime }&=2 x {y^{\prime }}^{2}\\ y \left (2\right )&=2\\ y^{\prime }\left (2\right )&={\frac {1}{2}}\\ \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

0.906

\(1171\)

27701

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (2 x +3\right )^{3} y^{\prime \prime \prime }+3 \left (2 x +3\right ) y^{\prime }-6 y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.042

\(1172\)

27720

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y-y^{\prime } x -y^{\prime \prime }+x y^{\prime \prime \prime }&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.036

\(1173\)

27722

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-2 x +3\right ) y^{\prime \prime \prime }-\left (x^{2}+1\right ) y^{\prime \prime }+2 y^{\prime } x -2 y&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.049

\(1174\)

27739

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-2 y^{\prime } x +\left (x +1\right )^{2} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

12.393

\(1175\)

27740

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-2 \,{\mathrm e}^{x} y^{\prime }+{\mathrm e}^{2 x} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.785

\(1176\)

27747

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-2 \left (-1+x \right ) y^{\prime }+x^{2} y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

11.452

\(1177\)

27748

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+\left (x^{4}+1\right ) y&=0 \end {array} \]

[_Titchmarsh]

9.308

\(1178\)

27749

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}+1\right ) y^{\prime \prime }-y&=0 \end {array} \]

[[_Emden, _Fowler]]

9.990

\(1179\)

27771

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-y^{\prime \prime } x +\left (x -2\right ) y^{\prime }+y&=0 \end {array} \]

Series expansion around \(x=0\).

[[_3rd_order, _exact, _linear, _homogeneous]]

0.023

\(1180\)

27814

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=2 x-3 y\\ y^{\prime \prime }&=x-2 y\\ \end {array} \]

system_of_ODEs

0.023

\(1181\)

27815

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=3 x+4 y\\ y^{\prime \prime }&=-x-y\\ \end {array} \]

system_of_ODEs

0.024

\(1182\)

27816

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=2 y\\ y^{\prime \prime }&=-2 x\\ \end {array} \]

system_of_ODEs

0.023

\(1183\)

27817

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }&=3 x-y-z\\ y^{\prime \prime }&=-x+3 y-z\\ z^{\prime \prime }&=-x-y+3 z\\ \end {array} \]

system_of_ODEs

0.030

\(1184\)

27819

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+x^{\prime }+y^{\prime }-2 y&=0\\ x^{\prime }+x-y^{\prime }&=0\\ \end {array} \]

system_of_ODEs

0.052

\(1185\)

27820

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }-2 y^{\prime \prime }+y^{\prime }+x-3 y&=0\\ 4 y^{\prime \prime }-2 x^{\prime \prime }-x^{\prime }-2 x+5 y&=0\\ \end {array} \]

system_of_ODEs

0.033

\(1186\)

27821

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }-x+2 y^{\prime \prime }-2 y&=0\\ x^{\prime }-x+y^{\prime }+y&=0\\ \end {array} \]

system_of_ODEs

0.026

\(1187\)

27822

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+2 x-2 y^{\prime }&=0\\ 3 x^{\prime }+y^{\prime \prime }-8 y&=0\\ \end {array} \]

system_of_ODEs

0.039

\(1188\)

27823

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+3 y^{\prime \prime }-x&=0\\ x^{\prime }+3 y^{\prime }-2 y&=0\\ \end {array} \]

system_of_ODEs

0.030

\(1189\)

27824

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+5 x^{\prime }+2 y^{\prime }+y&=0\\ 3 x^{\prime \prime }+5 x+y^{\prime }+3 y&=0\\ \end {array} \]

system_of_ODEs

0.029

\(1190\)

27825

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+4 x^{\prime }-2 x-2 y^{\prime }-y&=0\\ x^{\prime \prime }-4 x^{\prime }-y^{\prime \prime }+2 y^{\prime }+2 y&=0\\ \end {array} \]

system_of_ODEs

0.036

\(1191\)

27826

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x^{\prime \prime }+2 x^{\prime }+x+3 y^{\prime \prime }+y^{\prime }+y&=0\\ x^{\prime \prime }+4 x^{\prime }-x+3 y^{\prime \prime }+2 y^{\prime }-y&=0\\ \end {array} \]

system_of_ODEs

0.034

\(1192\)

27848

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=2 y-x\\ y^{\prime }&=4 y-3 x+\frac {{\mathrm e}^{3 t}}{1+{\mathrm e}^{2 t}}\\ \end {array} \]

system_of_ODEs

0.018

\(1193\)

27849

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-4 x-2 y+\frac {2}{{\mathrm e}^{t}-1}\\ y^{\prime }&=6 x+3 y-\frac {3}{{\mathrm e}^{t}-1}\\ \end {array} \]

system_of_ODEs

0.019

\(1194\)

27927

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {x}{z}\\ z^{\prime }&=-\frac {x}{y}\\ \end {array} \]

system_of_ODEs

0.022

\(1195\)

27928

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {y^{2}}{z-x}\\ z^{\prime }&=1+y\\ \end {array} \]

system_of_ODEs

0.021

\(1196\)

27929

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=\frac {z}{x}\\ z^{\prime }&=\frac {z \left (y+2 z-1\right )}{x \left (-1+y\right )}\\ \end {array} \]

system_of_ODEs

0.023

\(1197\)

27930

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime }&=y^{2} z\\ z^{\prime }&=\frac {z}{x}-y \,z^{2}\\ \end {array} \]

system_of_ODEs

0.023

\(1198\)

27931

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 z y^{\prime }&=y^{2}-z^{2}+1\\ z^{\prime }&=z+y\\ \end {array} \]

system_of_ODEs

0.023

\(1199\)

27952

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-\tan \left (x \right ) y^{\prime }-\frac {2 y}{1+\sin \left (x \right )}&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

9.820

\(1200\)

27953

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} -y+y^{\prime } x -y^{\prime \prime }+x y^{\prime \prime \prime }&=f \left (x \right )\\ y \left (1\right )&=0\\ y^{\prime }\left (1\right )&=0\\ y^{\prime \prime }\left (1\right )&=0\\ \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.072

\(1201\)

27964

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} w^{\prime \prime \prime }&=z w \end {array} \]

Series expansion around \(z=0\).

[[_3rd_order, _with_linear_symmetries]]

0.021

\(1202\)

27982

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} w^{\prime \prime }-2 w^{\prime } z +2 k w&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

14.067

\(1203\)

27983

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-2 y^{\prime } x +2 \lambda y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

13.430

\(1204\)

27986

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} z w^{\prime \prime \prime }+w&=0 \end {array} \]

[[_3rd_order, _with_linear_symmetries]]

0.033