2.2.140 Problems 13901 to 14000

Table 2.297: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

13901

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

[[_2nd_order, _with_linear_symmetries]]

6.278

13902

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

[[_2nd_order, _with_linear_symmetries]]

11.768

13903

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

[[_2nd_order, _with_linear_symmetries]]

3.127

13904

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

[[_2nd_order, _with_linear_symmetries]]

17.770

13905

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

[[_2nd_order, _with_linear_symmetries]]

63.690

13906

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

[[_2nd_order, _with_linear_symmetries]]

11.385

13907

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

[[_2nd_order, _with_linear_symmetries]]

48.273

13908

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

[[_2nd_order, _with_linear_symmetries]]

11.938

13909

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

[[_2nd_order, _with_linear_symmetries]]

21.479

13910

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

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

21.832

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

13912

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

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

4.536

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

13914

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

[[_2nd_order, _with_linear_symmetries]]

155.439

13915

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

[[_2nd_order, _with_linear_symmetries]]

4.943

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

13917

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

[[_2nd_order, _with_linear_symmetries]]

66.439

13918

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

[[_2nd_order, _with_linear_symmetries]]

40.944

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

13920

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

[[_2nd_order, _with_linear_symmetries]]

227.337

13921

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

[[_2nd_order, _with_linear_symmetries]]

2.254

13922

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

[[_2nd_order, _with_linear_symmetries]]

91.251

13923

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

[[_2nd_order, _with_linear_symmetries]]

128.500

13924

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

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

9.470

13925

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

[[_2nd_order, _with_linear_symmetries]]

0.241

13926

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

[[_2nd_order, _with_linear_symmetries]]

0.474

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

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

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

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

13931

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

[[_2nd_order, _with_linear_symmetries]]

4.621

13932

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

[[_2nd_order, _with_linear_symmetries]]

0.936

13933

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

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

3.628

13934

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

[[_2nd_order, _with_linear_symmetries]]

0.987

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

13936

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

[[_2nd_order, _with_linear_symmetries]]

9.091

13937

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

[[_2nd_order, _with_linear_symmetries]]

1.743

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

13939

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

[[_2nd_order, _with_linear_symmetries]]

13.560

13940

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

[[_2nd_order, _with_linear_symmetries]]

8.375

13941

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

[[_2nd_order, _with_linear_symmetries]]

2.559

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

13943

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

[[_2nd_order, _with_linear_symmetries]]

2.222

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

13945

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

[[_2nd_order, _with_linear_symmetries]]

7.701

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

13947

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

[[_2nd_order, _with_linear_symmetries]]

8.132

13948

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

[[_2nd_order, _with_linear_symmetries]]

3.483

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

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

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

13952

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

[[_2nd_order, _with_linear_symmetries]]

8.751

13953

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

[[_2nd_order, _with_linear_symmetries]]

9.768

13954

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

[[_2nd_order, _with_linear_symmetries]]

8.340

13955

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

[[_2nd_order, _with_linear_symmetries]]

17.019

13956

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

[[_2nd_order, _exact, _linear, _homogeneous]]

2.698

13957

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

[[_2nd_order, _with_linear_symmetries]]

9.418

13958

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

[[_2nd_order, _with_linear_symmetries]]

11.053

13959

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

[[_2nd_order, _with_linear_symmetries]]

12.339

13960

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

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

12.932

13961

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

[[_2nd_order, _exact, _linear, _homogeneous]]

1.183

13962

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

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

4.993

13963

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

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

18.889

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

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

13966

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

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

70.948

13967

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

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

196.236

13968

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

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

77.605

13969

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

[_linear]

24.410

13970

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

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

36.941

13971

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

[_separable]

360.832

13972

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

[_separable]

7.221

13973

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

[_separable]

27.225

13974

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

[_separable]

7.783

13975

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

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

1001.870

13976

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

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

91.020

13977

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

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

22.852

13978

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

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

73.819

13979

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

[_separable]

48.609

13980

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

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

61.589

13981

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

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

302.869

13982

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

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

695.319

13983

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

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

41.317

13984

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

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

1.339

13985

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

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

98.677

13986

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

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

46.528

13987

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

[_linear]

410.188

13988

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

[_linear]

5.612

13989

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

[_linear]

10.139

13990

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

[_linear]

17.092

13991

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

[_linear]

8.178

13992

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

[_rational, _Bernoulli]

11.044

13993

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

[_separable]

26.298

13994

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

[_separable]

42.181

13995

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 y^{\prime } x +3 y+{\mathrm e}^{x} x^{4} y^{5}&=0 \end {array} \]

[_Bernoulli]

12.974

13996

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

[[_1st_order, _with_linear_symmetries]]

43.099

13997

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

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

205.211

13998

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

[_separable]

0.581

13999

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

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

87.480

14000

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

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

29.738