2.2.80 Problems 7901 to 8000

Table 2.177: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

7901

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

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

0.959

7902

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

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

3.145

7903

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

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

1.118

7904

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

[[_homogeneous, ‘class G‘], _rational, _Bernoulli]

1.577

7905

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

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

1.793

7906

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

[_rational]

1.114

7907

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

[_linear]

0.841

7908

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

[_separable]

7.219

7909

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

[_linear]

0.277

7910

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

[[_homogeneous, ‘class G‘], _rational]

0.618

7911

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

[[_homogeneous, ‘class G‘], _rational]

1.323

7912

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

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

1.072

7913

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

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

0.934

7914

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

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

1.606

7915

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

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

2.490

7916

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

[_separable]

0.250

7917

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

[[_linear, ‘class A‘]]

3.393

7918

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

[_separable]

4.986

7919

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

[_linear]

8.018

7920

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} i^{\prime }-6 i&=10 \sin \left (2 t \right ) \end {array} \]

[[_linear, ‘class A‘]]

4.208

7921

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

[[_1st_order, _with_linear_symmetries], _Bernoulli]

2.852

7922

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

[_rational, [_1st_order, ‘_with_symmetry_[F(x)*G(y),0]‘], [_Abel, ‘2nd type‘, ‘class B‘]]

5.776

7923

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

[_exact, [_1st_order, ‘_with_symmetry_[F(x),G(x)]‘], [_Abel, ‘2nd type‘, ‘class A‘]]

17.599

7924

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

[[_homogeneous, ‘class G‘], _rational, _Bernoulli]

8.190

7925

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

[_linear]

5.217

7926

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

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

4.502

7927

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

[_separable]

5.621

7928

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

[‘y=_G(x,y’)‘]

4.380

7929

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

[_Bernoulli]

10.000

7930

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

[_linear]

26.454

7931

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

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

14.448

7932

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

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

6.606

7933

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

[[_homogeneous, ‘class G‘], _rational, _Bernoulli]

10.168

7934

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

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

8.953

7935

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

[_linear]

5.787

7936

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} L i^{\prime }+R i&=E \sin \left (2 t \right )\\ i \left (0\right )&=0\\ \end {array} \]

[[_linear, ‘class A‘]]

4.878

7937

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

[‘y=_G(x,y’)‘]

5.542

7938

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

[_rational]

27.955

7939

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

[_Bernoulli]

6.576

7940

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

[_Abel]

5.428

7941

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

[‘y=_G(x,y’)‘]

4.114

7942

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

[_separable]

0.802

7943

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

[_quadrature]

0.132

7944

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

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

3.143

7945

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

[[_homogeneous, ‘class G‘], _rational]

2.865

7946

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

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

0.770

7947

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

[[_1st_order, _with_linear_symmetries], _rational]

2.630

7948

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

[[_1st_order, _with_linear_symmetries], _Clairaut]

0.397

7949

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 16 y^{3} {y^{\prime }}^{2}-4 y^{\prime } x +y&=0 \end {array} \]

[[_1st_order, _with_linear_symmetries], _rational]

1.577

7950

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

[[_homogeneous, ‘class G‘], _rational, _Clairaut]

0.336

7951

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

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

5.752

7952

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

[[_1st_order, _with_linear_symmetries]]

3.506

7953

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

[[_1st_order, _with_linear_symmetries], _dAlembert]

2.873

7954

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

[[_1st_order, _with_linear_symmetries], _dAlembert]

148.123

7955

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

[_quadrature]

9.805

7956

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

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

2.250

7957

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

[[_1st_order, _with_linear_symmetries], _Clairaut]

0.366

7958

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

[[_1st_order, _with_linear_symmetries], _rational]

1.925

7959

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

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

3.321

7960

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

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

3.435

7961

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

[_quadrature]

87.997

7962

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

[[_homogeneous, ‘class G‘], _rational]

2.573

7963

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

[[_1st_order, _with_linear_symmetries], _dAlembert]

3.232

7964

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

[_quadrature]

0.579

7965

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

[[_1st_order, _with_linear_symmetries]]

1.383

7966

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

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

31.186

7967

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

[[_2nd_order, _missing_x]]

0.156

7968

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-6 y^{\prime \prime }+12 y^{\prime }-8 y&=0 \end {array} \]

[[_3rd_order, _missing_x]]

0.040

7969

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

[[_2nd_order, _with_linear_symmetries]]

0.944

7970

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.209

7971

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

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

2.114

7972

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

[[_3rd_order, _with_linear_symmetries]]

0.270

7973

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

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

2.134

7974

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

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

2.135

7975

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

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

2.478

7976

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

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1]]

0.438

7977

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

[[_2nd_order, _missing_x]]

0.843

7978

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

[[_3rd_order, _missing_x]]

0.038

7979

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+6 y^{\prime }+9 y&=0 \end {array} \]

[[_2nd_order, _missing_x]]

0.176

7980

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }-6 y^{\prime \prime \prime }+12 y^{\prime \prime }-8 y^{\prime }&=0 \end {array} \]

[[_high_order, _missing_x]]

0.048

7981

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-4 y^{\prime }+13 y&=0 \end {array} \]

[[_2nd_order, _missing_x]]

0.902

7982

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }+25 y&=0 \end {array} \]

[[_2nd_order, _missing_x]]

0.587

7983

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

[[_3rd_order, _missing_x]]

0.751

7984

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

[[_high_order, _missing_x]]

0.040

7985

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }-6 y^{\prime \prime \prime }+13 y^{\prime \prime }-12 y^{\prime }+4 y&=0 \end {array} \]

[[_high_order, _missing_x]]

0.049

7986

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\left (6\right )}+9 y^{\prime \prime \prime \prime }+24 y^{\prime \prime }+16 y&=0 \end {array} \]

[[_high_order, _missing_x]]

0.066

7987

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

[[_2nd_order, _missing_x]]

0.230

7988

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-4 y^{\prime }&=5 \end {array} \]

[[_2nd_order, _missing_x]]

1.973

7989

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-4 y^{\prime \prime }&=5 \end {array} \]

[[_3rd_order, _missing_x]]

0.084

7990

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

[[_high_order, _missing_x]]

0.105

7991

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

[[_3rd_order, _missing_y]]

0.088

7992

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-6 y^{\prime }+9 y&={\mathrm e}^{2 x} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

1.025

7993

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

[[_2nd_order, _with_linear_symmetries]]

1.044

7994

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.092

7995

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.145

7996

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.457

7997

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.165

7998

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.224

7999

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.110

8000

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.316