5.3.6 Problems 501 to 600

Table 5.45: Problems not solved by Sympy

#

ODE

Mathematica

Maple

Sympy

3494

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

3495

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

3498

\[ {} 2 y y^{\prime \prime \prime }+2 \left (3 y^{\prime }+y\right ) y^{\prime \prime }+2 {y^{\prime }}^{2} = \sin \left (x \right ) \]

3500

\[ {} y^{\prime \prime }+4 x y^{\prime }+\left (4 x^{2}+6\right ) y = {\mathrm e}^{-x^{2}} \sin \left (2 x \right ) \]

3512

\[ {} y^{\prime \prime }+\frac {y}{z^{3}} = 0 \]

3524

\[ {} y^{\prime } = \frac {x^{2} y-32}{-x^{2}+16}+32 \]

3549

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

3551

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

3557

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

3579

\[ {} y^{\prime } = \frac {\left (1-y \,{\mathrm e}^{x y}\right ) {\mathrm e}^{-x y}}{x} \]

3580

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

3607

\[ {} y^{\prime } = y^{3} \sin \left (x \right ) \]

3609

\[ {} m v^{\prime } = m g -k v^{2} \]

3626

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

3644

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

3650

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

3651

\[ {} y^{\prime } = \frac {4 y-2 x}{x +y} \]

3653

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

3655

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

3678

\[ {} y^{\prime }+p \left (x \right ) y+q \left (x \right ) y^{2} = r \left (x \right ) \]

3681

\[ {} \frac {y^{\prime }}{y}+p \left (x \right ) \ln \left (y\right ) = q \left (x \right ) \]

3684

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

3690

\[ {} 4 \,{\mathrm e}^{2 x}+2 x y-y^{2}+\left (x -y\right )^{2} y^{\prime } = 0 \]

3692

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

3694

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

3695

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

3748

\[ {} y^{\prime \prime }+6 y^{\prime }+9 y = \frac {2 \,{\mathrm e}^{-3 x}}{x^{2}+1} \]

3752

\[ {} y^{\prime \prime }-10 y^{\prime }+25 y = \frac {2 \,{\mathrm e}^{5 x}}{x^{2}+4} \]

3757

\[ {} y^{\prime \prime }-2 m y^{\prime }+m^{2} y = \frac {{\mathrm e}^{m x}}{x^{2}+1} \]

3760

\[ {} y^{\prime \prime }+2 y^{\prime }+17 y = \frac {64 \,{\mathrm e}^{-x}}{3+\sin \left (4 x \right )^{2}} \]

3761

\[ {} y^{\prime \prime }+4 y^{\prime }+4 y = \frac {4 \,{\mathrm e}^{-2 x}}{x^{2}+1}+2 x^{2}-1 \]

3765

\[ {} y^{\prime \prime \prime }+3 y^{\prime \prime }+3 y^{\prime }+y = \frac {2 \,{\mathrm e}^{-x}}{x^{2}+1} \]

3784

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

3786

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

3790

\[ {} x y^{\prime \prime }-\left (2 x +1\right ) y^{\prime }+2 y = 8 x^{2} {\mathrm e}^{2 x} \]

3887

\[ {} [x_{1}^{\prime }\left (t \right ) = x_{2} \left (t \right )+3 x_{3} \left (t \right ), x_{2}^{\prime }\left (t \right ) = 2 x_{1} \left (t \right )+3 x_{2} \left (t \right )-2 x_{3} \left (t \right ), x_{3}^{\prime }\left (t \right ) = 2 x_{2} \left (t \right )+2 x_{3} \left (t \right )] \]

3892

\[ {} \left [x_{1}^{\prime }\left (t \right ) = t \cot \left (t^{2}\right ) x_{1} \left (t \right )+\frac {t \cos \left (t^{2}\right ) x_{3} \left (t \right )}{2}, x_{2}^{\prime }\left (t \right ) = \frac {x_{2} \left (t \right )}{t}-x_{3} \left (t \right )+2-t \sin \left (t \right ), x_{3}^{\prime }\left (t \right ) = \csc \left (t^{2}\right ) x_{1} \left (t \right )+x_{2} \left (t \right )-x_{3} \left (t \right )+1-t \cos \left (t \right )\right ] \]

3960

\[ {} 3 y+y^{\prime } = \left \{\begin {array}{cc} 1 & 0\le t <1 \\ 0 & 1\le t \end {array}\right . \]

3961

\[ {} y^{\prime }-3 y = \left \{\begin {array}{cc} \sin \left (t \right ) & 0\le t <\frac {\pi }{2} \\ 1 & \frac {\pi }{2}\le t \end {array}\right . \]

3970

\[ {} y^{\prime \prime }-2 y^{\prime }+5 y = 2 \sin \left (t \right )+\operatorname {Heaviside}\left (t -\frac {\pi }{2}\right ) \left (1+\cos \left (t \right )\right ) \]

3971

\[ {} -y+y^{\prime } = \left \{\begin {array}{cc} 2 & 0\le t <1 \\ -1 & 1\le t \end {array}\right . \]

3972

\[ {} -y+y^{\prime } = \left \{\begin {array}{cc} 2 & 0\le t <1 \\ -1 & 1\le t \end {array}\right . \]

3976

\[ {} y^{\prime }-5 y = 2 \,{\mathrm e}^{-t}+\delta \left (t -3\right ) \]

4004

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

4005

\[ {} y^{\prime \prime }+x y^{\prime }-4 y = 6 \,{\mathrm e}^{x} \]

4007

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

4009

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

4010

\[ {} x^{2} y^{\prime \prime }+x \left (1-x \right ) y^{\prime }-7 y = 0 \]

4013

\[ {} x^{2} y^{\prime \prime }-x \cos \left (x \right ) y^{\prime }+5 y \,{\mathrm e}^{2 x} = 0 \]

4016

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

4020

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

4022

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

4030

\[ {} x^{2} y^{\prime \prime }-\left (2 \sqrt {5}-1\right ) x y^{\prime }+\left (\frac {19}{4}-3 x^{2}\right ) y = 0 \]

4031

\[ {} x^{2} y^{\prime \prime }+\left (-2 x^{5}+9 x \right ) y^{\prime }+\left (10 x^{4}+5 x^{2}+25\right ) y = 0 \]

4077

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

4078

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

4079

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

4088

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

4089

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

4107

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

4111

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

4112

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

4113

\[ {} y^{\prime } = \frac {3 x -y+1}{3 y-x +5} \]

4114

\[ {} 3 y-7 x +7+\left (7 y-3 x +3\right ) y^{\prime } = 0 \]

4117

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

4139

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

4178

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

4207

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

4208

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

4211

\[ {} \sqrt {\left (x +a \right ) \left (x +b \right )}\, \left (2 y^{\prime }-3\right )+y = 0 \]

4212

\[ {} \sqrt {\left (x +a \right ) \left (x +b \right )}\, y^{\prime }+y = \sqrt {x +a}-\sqrt {x +b} \]

4238

\[ {} x y y^{\prime } = \sqrt {y^{2}-9} \]

4251

\[ {} \sin \left (x \right ) \tan \left (y\right )+1+\cos \left (x \right ) \sec \left (y\right )^{2} y^{\prime } = 0 \]

4252

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

4253

\[ {} 2 y^{2}-4 x +5 = \left (4-2 y+4 x y\right ) y^{\prime } \]

4256

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

4259

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

4261

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

4262

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

4277

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

4278

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

4282

\[ {} \left ({\mathrm e}^{x}-3 x^{2} y^{2}\right ) y^{\prime }+y \,{\mathrm e}^{x} = 2 x y^{3} \]

4287

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

4292

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

4293

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

4298

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

4299

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

4314

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

4316

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

4320

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

4324

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

4326

\[ {} 3 x^{2}+6 x y^{2}+\left (6 x^{2} y+4 y^{3}\right ) y^{\prime } = 0 \]

4327

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

4328

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

4331

\[ {} 2 x \left (3 x +y-y \,{\mathrm e}^{-x^{2}}\right )+\left (x^{2}+3 y^{2}+{\mathrm e}^{-x^{2}}\right ) y^{\prime } = 0 \]

4332

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

4336

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

4337

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

4338

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

4340

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