5.3.50 Problems 4901 to 5000

Table 5.133: Problems not solved by Sympy

#

ODE

Mathematica

Maple

Sympy

15841

\[ {} 3 \sin \left (t \right )-\sin \left (3 t \right ) = \left (\cos \left (4 y\right )-4 \cos \left (y\right )\right ) y^{\prime } \]

15848

\[ {} \frac {x -2}{x^{2}-4 x +3} = \frac {\left (1-\frac {1}{y}\right )^{2} y^{\prime }}{y^{2}} \]

15853

\[ {} y^{\prime } = t^{2} y^{2}+y^{2}-t^{2}-1 \]

15868

\[ {} y^{\prime } = \sqrt {\frac {y}{t}} \]

15881

\[ {} y^{\prime } = \sqrt {y}\, \cos \left (t \right ) \]

15931

\[ {} y+y^{\prime } = \left \{\begin {array}{cc} 4 & 0\le t <2 \\ 0 & 2\le t \end {array}\right . \]

15932

\[ {} y+y^{\prime } = \left \{\begin {array}{cc} t & 0\le t <1 \\ 0 & 1\le t \end {array}\right . \]

15953

\[ {} y^{2}-\frac {y}{2 \sqrt {t}}+\left (2 t y-\sqrt {t}+1\right ) y^{\prime } = 0 \]

15956

\[ {} \sec \left (t \right )^{2} y+2 t +\tan \left (t \right ) y^{\prime } = 0 \]

15958

\[ {} t -\sin \left (t \right ) y+\left (y^{6}+\cos \left (t \right )\right ) y^{\prime } = 0 \]

15959

\[ {} y \sin \left (2 t \right )+\left (\sqrt {y}+\cos \left (2 t \right )\right ) y^{\prime } = 0 \]

15966

\[ {} 2 t +y^{3}+\left (3 t y^{2}+4\right ) y^{\prime } = 0 \]

15968

\[ {} 2 t y+\left (t^{2}+y^{2}\right ) y^{\prime } = 0 \]

15969

\[ {} 2 t y^{3}+\left (1+3 t^{2} y^{2}\right ) y^{\prime } = 0 \]

15973

\[ {} 3 t^{2} y+3 y^{2}-1+\left (t^{3}+6 t y\right ) y^{\prime } = 0 \]

15975

\[ {} 2 t -y^{2} \sin \left (t y\right )+\left (\cos \left (t y\right )-t y \sin \left (t y\right )\right ) y^{\prime } = 0 \]

15976

\[ {} 1-y^{2} \cos \left (t y\right )+\left (t y \cos \left (t y\right )+\sin \left (t y\right )\right ) y^{\prime } = 0 \]

15977

\[ {} 2 t \sin \left (y\right )-2 t y \sin \left (t^{2}\right )+\left (t^{2} \cos \left (y\right )+\cos \left (t^{2}\right )\right ) y^{\prime } = 0 \]

15979

\[ {} \frac {2 t^{2} y \cos \left (t^{2}\right )-y \sin \left (t^{2}\right )}{t^{2}}+\frac {\left (2 t y+\sin \left (t^{2}\right )\right ) y^{\prime }}{t} = 0 \]

15986

\[ {} {\mathrm e}^{y}-2 t y+\left (t \,{\mathrm e}^{y}-t^{2}\right ) y^{\prime } = 0 \]

15987

\[ {} 2 t y \,{\mathrm e}^{t^{2}}+2 t \,{\mathrm e}^{-y}+\left ({\mathrm e}^{t^{2}}-t^{2} {\mathrm e}^{-y}+1\right ) y^{\prime } = 0 \]

15988

\[ {} y^{2}-2 \sin \left (2 t \right )+\left (1+2 t y\right ) y^{\prime } = 0 \]

15989

\[ {} \cos \left (t \right )^{2}-\sin \left (t \right )^{2}+y+\left (\sec \left (y\right ) \tan \left (y\right )+t \right ) y^{\prime } = 0 \]

15990

\[ {} \frac {1}{t^{2}+1}-y^{2}-2 t y y^{\prime } = 0 \]

15991

\[ {} \frac {2 t}{t^{2}+1}+y+\left ({\mathrm e}^{y}+t \right ) y^{\prime } = 0 \]

15992

\[ {} -2 x -y \cos \left (x y\right )+\left (2 y-x \cos \left (x y\right )\right ) y^{\prime } = 0 \]

15993

\[ {} -4 x^{3}+6 y \sin \left (6 x y\right )+\left (4 y^{3}+6 x \sin \left (6 x y\right )\right ) y^{\prime } = 0 \]

15999

\[ {} 5 t y+4 y^{2}+1+\left (t^{2}+2 t y\right ) y^{\prime } = 0 \]

16002

\[ {} 2 t -y^{2} \sin \left (t y\right )+\left (\cos \left (t y\right )-t y \sin \left (t y\right )\right ) y^{\prime } = 0 \]

16003

\[ {} -1+{\mathrm e}^{t y} y+y \cos \left (t y\right )+\left (1+{\mathrm e}^{t y} t +t \cos \left (t y\right )\right ) y^{\prime } = 0 \]

16017

\[ {} \cos \left (\frac {t}{t +y}\right )+{\mathrm e}^{\frac {2 y}{t}} y^{\prime } = 0 \]

16018

\[ {} y \ln \left (\frac {t}{y}\right )+\frac {t^{2} y^{\prime }}{t +y} = 0 \]

16026

\[ {} t^{2}+t y+y^{2}-t y y^{\prime } = 0 \]

16031

\[ {} 2 t^{2}-7 t y+5 y^{2}+t y y^{\prime } = 0 \]

16036

\[ {} t y y^{\prime }-t^{2} {\mathrm e}^{-\frac {y}{t}}-y^{2} = 0 \]

16039

\[ {} y^{\prime }+2 y = t^{2} \sqrt {y} \]

16040

\[ {} -2 y+y^{\prime } = t^{2} \sqrt {y} \]

16044

\[ {} t^{3}+y^{2} \sqrt {t^{2}+y^{2}}-t y \sqrt {t^{2}+y^{2}}\, y^{\prime } = 0 \]

16053

\[ {} y^{\prime }+\cot \left (x \right ) y = y^{4} \]

16054

\[ {} t y^{\prime }-{y^{\prime }}^{3} = y \]

16055

\[ {} t y^{\prime }-y-2 \left (-y+t y^{\prime }\right )^{2} = y^{\prime }+1 \]

16057

\[ {} 1+y-t y^{\prime } = \ln \left (y^{\prime }\right ) \]

16058

\[ {} 1+2 y-2 t y^{\prime } = \frac {1}{{y^{\prime }}^{2}} \]

16059

\[ {} y = -t y^{\prime }+\frac {{y^{\prime }}^{5}}{5} \]

16060

\[ {} y = t {y^{\prime }}^{2}+3 {y^{\prime }}^{2}-2 {y^{\prime }}^{3} \]

16062

\[ {} y = t \left (2-y^{\prime }\right )+2 {y^{\prime }}^{2}+1 \]

16063

\[ {} t^{{1}/{3}} y^{{2}/{3}}+t +\left (t^{{2}/{3}} y^{{1}/{3}}+y\right ) y^{\prime } = 0 \]

16081

\[ {} t^{2}-y+\left (y-t \right ) y^{\prime } = 0 \]

16082

\[ {} t^{2} y+\sin \left (t \right )+\left (\frac {t^{3}}{3}-\cos \left (y\right )\right ) y^{\prime } = 0 \]

16083

\[ {} \tan \left (y\right )-t +\left (t \sec \left (y\right )^{2}+1\right ) y^{\prime } = 0 \]

16091

\[ {} y = t y^{\prime }+3 {y^{\prime }}^{4} \]

16093

\[ {} y-t y^{\prime } = -2 {y^{\prime }}^{3} \]

16097

\[ {} {\mathrm e}^{t y} y-2 t +t \,{\mathrm e}^{t y} y^{\prime } = 0 \]

16098

\[ {} \sin \left (y\right )-\cos \left (t \right ) y+\left (t \cos \left (y\right )-\sin \left (t \right )\right ) y^{\prime } = 0 \]

16100

\[ {} \frac {y}{t}+\ln \left (y\right )+\left (\frac {t}{y}+\ln \left (t \right )\right ) y^{\prime } = 0 \]

16101

\[ {} y^{\prime } = -x +y^{2} \]

16103

\[ {} y^{\prime } = t y^{3} \]

16133

\[ {} y^{\prime \prime }+b \left (t \right ) y^{\prime }+c \left (t \right ) y = 0 \]

16177

\[ {} {y^{\prime \prime }}^{2}-5 y^{\prime \prime } y^{\prime }+4 y^{2} = 0 \]

16178

\[ {} {y^{\prime \prime }}^{2}-2 y^{\prime \prime } y^{\prime }+y^{2} = 0 \]

16208

\[ {} y^{\prime \prime }+4 y^{\prime } = 8 \,{\mathrm e}^{4 t}-4 \,{\mathrm e}^{-4 t} \]

16225

\[ {} y^{\prime \prime }-3 y^{\prime } = {\mathrm e}^{-3 t}-{\mathrm e}^{3 t} \]

16266

\[ {} y^{\prime \prime }+8 y^{\prime }+16 y = \frac {{\mathrm e}^{-4 t}}{t^{2}+1} \]

16289

\[ {} t^{2} y^{\prime \prime }-4 t y^{\prime }+\left (t^{2}+6\right ) y = t^{3}+2 t \]

16291

\[ {} t y^{\prime \prime }+2 y^{\prime }+t y = -t \]

16293

\[ {} 4 t^{2} y^{\prime \prime }+4 t y^{\prime }+\left (16 t^{2}-1\right ) y = 16 t^{{3}/{2}} \]

16294

\[ {} t^{2} \left (\ln \left (t \right )-1\right ) y^{\prime \prime }-t y^{\prime }+y = -\frac {3 \left (1+\ln \left (t \right )\right )}{4 \sqrt {t}} \]

16295

\[ {} \left (\sin \left (t \right )-t \cos \left (t \right )\right ) y^{\prime \prime }-t \sin \left (t \right ) y^{\prime }+\sin \left (t \right ) y = t \]

16333

\[ {} \frac {31 y^{\prime \prime \prime }}{100}+\frac {56 y^{\prime \prime }}{5}-\frac {49 y^{\prime }}{5}+\frac {53 y}{10} = 0 \]

16334

\[ {} 2 y y^{\prime \prime }+y^{2} = {y^{\prime }}^{2} \]

16365

\[ {} t^{2} \ln \left (t \right ) y^{\prime \prime \prime }-t y^{\prime \prime }+y^{\prime } = 1 \]

16366

\[ {} \left (t^{2}+t \right ) y^{\prime \prime \prime }+\left (-t^{2}+2\right ) y^{\prime \prime }-\left (t +2\right ) y^{\prime } = -2-t \]

16418

\[ {} \left (x^{2}+1\right )^{2} y^{\prime \prime }+2 x \left (x^{2}+1\right ) y^{\prime }+4 y = 0 \]

16419

\[ {} \left (x^{2}+1\right )^{2} y^{\prime \prime }+2 x \left (x^{2}+1\right ) y^{\prime }+4 y = \arctan \left (x \right ) \]

16420

\[ {} \left (x^{2}+1\right )^{2} y^{\prime \prime }+2 x \left (x^{2}+1\right ) y^{\prime }+4 y = 0 \]

16421

\[ {} \left (x^{2}+1\right )^{2} y^{\prime \prime }+2 x \left (x^{2}+1\right ) y^{\prime }+4 y = \arctan \left (x \right ) \]

16422

\[ {} \left (x^{4}-1\right ) y^{\prime \prime }+\left (x^{3}-x \right ) y^{\prime }+y \left (x^{2}-1\right ) = 0 \]

16423

\[ {} \left (x^{4}-1\right ) y^{\prime \prime }+\left (x^{3}-x \right ) y^{\prime }+\left (4 x^{2}-4\right ) y = 0 \]

16424

\[ {} \left (x^{4}-1\right ) y^{\prime \prime }+\left (x^{3}-x \right ) y^{\prime }+y \left (x^{2}-1\right ) = 0 \]

16442

\[ {} y^{\prime \prime }-y^{\prime }-2 y = {\mathrm e}^{-x} \]

16452

\[ {} y^{\prime \prime }+x y^{\prime } = \sin \left (x \right ) \]

16453

\[ {} y^{\prime \prime }+y^{\prime }+x y = \cos \left (x \right ) \]

16454

\[ {} y^{\prime \prime }+\left (-1+y^{2}\right ) y^{\prime }+y = 0 \]

16455

\[ {} y^{\prime \prime }+\left (\frac {{y^{\prime }}^{2}}{3}-1\right ) y^{\prime }+y = 0 \]

16460

\[ {} y^{\prime \prime }-\cos \left (x \right ) y = \sin \left (x \right ) \]

16461

\[ {} x^{2} y^{\prime \prime }+6 y = 0 \]

16462

\[ {} x \left (1+x \right ) y^{\prime \prime }+\frac {y^{\prime }}{x^{2}}+5 y = 0 \]

16479

\[ {} x^{2} y^{\prime \prime }+x y^{\prime }+\left (-k^{2}+x^{2}\right ) y = 0 \]

16486

\[ {} x^{2} y^{\prime \prime }+x y^{\prime }+\left (16 x^{2}-25\right ) y = 0 \]

16544

\[ {} y^{\prime \prime }+2 y^{\prime }-3 y = {\mathrm e}^{x} x \]

16548

\[ {} x^{2} y^{\prime \prime }-7 x y^{\prime }+\left (-2 x^{2}+7\right ) y = 0 \]

16551

\[ {} t \left (y y^{\prime \prime }+{y^{\prime }}^{2}\right )+y y^{\prime } = 1 \]

16580

\[ {} [x^{\prime }\left (t \right ) = x \left (t \right )^{2}, y^{\prime }\left (t \right ) = {\mathrm e}^{t}] \]

16593

\[ {} y^{\prime } = x^{2}+y^{2} \]

16597

\[ {} y^{\prime } = \sqrt {x^{2}-y}-x \]

16600

\[ {} y^{\prime } = \sin \left (y\right )-\cos \left (x \right ) \]

16603

\[ {} y^{\prime } = \sin \left (x y\right ) \]

16613

\[ {} y^{\prime } = -y^{2}+x^{2} \]

16627

\[ {} y^{\prime } = -y^{2}+x^{2} \]

16628

\[ {} y^{\prime } = x +y^{2} \]