2.3.97 Problems 9601 to 9700

Table 2.767: Main lookup table. Sorted by time used to solve.

#

ID

ODE

Solved?

Maple

Mma

Sympy

time(sec)

9601

9451

\begin{align*} y^{\prime \prime }-y^{\prime }+y&=3 \,{\mathrm e}^{-t} \\ y \left (0\right ) &= 3 \\ y^{\prime }\left (0\right ) &= 2 \\ \end{align*}

Using Laplace transform method.

1.299

9602

9804

\begin{align*} y^{\prime \prime }-6 y^{\prime }+9 y&={\mathrm e}^{x} \\ \end{align*}

1.299

9603

16116

\begin{align*} y^{\prime \prime }+4 y^{\prime }+13 y&=3 \cos \left (2 t \right ) \\ \end{align*}

1.299

9604

16471

\begin{align*} y^{\prime \prime }+y^{\prime }-6 y&=0 \\ y \left (0\right ) &= 8 \\ y^{\prime }\left (0\right ) &= -9 \\ \end{align*}

1.299

9605

16792

\begin{align*} y^{\prime \prime }-6 y^{\prime }+9 y&={\mathrm e}^{t} \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

Using Laplace transform method.

1.299

9606

18263

\begin{align*} y^{\prime \prime }-6 y^{\prime }+9 y&=9 x^{2}-12 x +2 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 3 \\ \end{align*}

1.299

9607

20711

\begin{align*} y-2 y^{\prime }+y^{\prime \prime }&=x \sin \left (x \right ) \\ \end{align*}

1.299

9608

22502

\begin{align*} y&=y^{\prime } x +1+4 {y^{\prime }}^{2} \\ \end{align*}

1.299

9609

23507

\begin{align*} y^{\prime \prime }+2 y^{\prime }-3 y&={\mathrm e}^{2 x} \left (x +3\right ) \\ \end{align*}

1.299

9610

1493

\begin{align*} y^{\prime \prime }+4 y&=\left \{\begin {array}{cc} 1 & 0\le t <1 \\ 0 & 1\le t <\infty \end {array}\right . \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

Using Laplace transform method.

1.300

9611

7095

\begin{align*} y^{\prime \prime }-y^{\prime }-2 y&=5 \sin \left (x \right ) \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= -1 \\ \end{align*}

1.300

9612

9720

\begin{align*} {y^{\prime }}^{2}-y^{\prime } x y \left (x +y\right )+x^{3} y^{3}&=0 \\ \end{align*}

1.300

9613

12318

\begin{align*} 2 y-y^{\prime } x +y^{\prime \prime }&=0 \\ \end{align*}

1.300

9614

16495

\begin{align*} y^{\prime \prime }-8 y^{\prime }+15 y&=0 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 1 \\ \end{align*}

1.300

9615

16822

\begin{align*} y^{\prime }+\frac {2 y}{2 x -1}&=0 \\ \end{align*}

Series expansion around \(x=0\).

1.300

9616

17537

\begin{align*} 4 t^{2} y^{\prime \prime }+4 y^{\prime } t +\left (16 t^{2}-1\right ) y&=16 t^{{3}/{2}} \\ y \left (\pi \right ) &= 0 \\ y^{\prime }\left (2 \pi \right ) &= 0 \\ \end{align*}

1.300

9617

21636

\begin{align*} y^{\prime \prime }+y x&=0 \\ \end{align*}

Series expansion around \(x=0\).

1.300

9618

10887

\begin{align*} \left (-x^{2}+4\right ) y^{\prime \prime }+y^{\prime } x +2 y&=0 \\ \end{align*}

1.301

9619

16117

\begin{align*} y^{\prime \prime }+4 y^{\prime }+20 y&=-\cos \left (5 t \right ) \\ \end{align*}

1.301

9620

16192

\begin{align*} y^{\prime } x&=\sin \left (x \right ) \\ y \left (0\right ) &= 4 \\ \end{align*}

1.301

9621

21280

\begin{align*} x^{\prime }+x&={\mathrm e}^{t} \\ x \left (0\right ) &= 0 \\ \end{align*}

Using Laplace transform method.

1.301

9622

8902

\begin{align*} y^{\prime \prime }+\left (-1+3 i\right ) y^{\prime }-3 i y&=0 \\ y \left (0\right ) &= 2 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

1.302

9623

22193

\begin{align*} \left (x^{2}-1\right ) y^{\prime \prime }+y^{\prime } x -y&=0 \\ \end{align*}

Series expansion around \(x=0\).

1.302

9624

23786

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=2 y \\ \end{align*}

1.302

9625

586

\begin{align*} 10 x_{1}^{\prime }&=-x_{1}+x_{3} \\ 10 x_{2}^{\prime }&=x_{1}-x_{2} \\ 10 x_{3}^{\prime }&=x_{2}-x_{3} \\ \end{align*}

1.303

9626

1037

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2}-2 x_{3}+x_{4} \\ x_{2}^{\prime }&=3 x_{2}-5 x_{3}+3 x_{4} \\ x_{3}^{\prime }&=-13 x_{2}+22 x_{3}-12 x_{4} \\ x_{4}^{\prime }&=-27 x_{2}+45 x_{3}-25 x_{4} \\ \end{align*}

1.303

9627

19432

\begin{align*} x^{2} y^{\prime \prime }-4 y^{\prime } x +\left (x^{2}+6\right ) y&=0 \\ \end{align*}

1.303

9628

22294

\begin{align*} x^{\prime \prime }-3 x&=\sin \left (y \right ) \\ \end{align*}

1.303

9629

1641

\begin{align*} y^{\prime }-y&=x \sqrt {y} \\ y \left (0\right ) &= 4 \\ \end{align*}

1.304

9630

3360

\begin{align*} 4 x^{2} y^{\prime \prime }-3 \left (x^{2}+x \right ) y^{\prime }+2 y&=0 \\ \end{align*}

Series expansion around \(x=0\).

1.304

9631

3400

\begin{align*} 2 x^{2} y^{\prime \prime }+5 y^{\prime } x +\left (x +1\right ) y&=x \left (x^{2}+x +1\right ) \\ \end{align*}

Series expansion around \(x=0\).

1.304

9632

15987

\begin{align*} x^{\prime }&=-5 x-2 y \\ y^{\prime }&=-x-4 y \\ \end{align*}

1.304

9633

18386

\begin{align*} 4 y^{\prime \prime } x +2 y^{\prime }+y&=0 \\ \end{align*}

Series expansion around \(x=0\).

1.304

9634

16041

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=2 y-z \\ z^{\prime }&=-y+2 z \\ \end{align*}

1.305

9635

19697

\begin{align*} x^{\prime \prime }-x&={\mathrm e}^{t} \\ x \left (0\right ) &= 0 \\ x^{\prime }\left (0\right ) &= 1 \\ \end{align*}

1.305

9636

22152

\begin{align*} y-2 y^{\prime }+y^{\prime \prime }&=\frac {{\mathrm e}^{x}}{x^{5}} \\ \end{align*}

1.305

9637

23285

\begin{align*} y^{\prime \prime }+\frac {y^{\prime }}{x}&=0 \\ \end{align*}

1.305

9638

25848

\begin{align*} y^{3} \sin \left (2 x \right )-3 y^{2} \cos \left (x \right )^{2} y^{\prime }&=0 \\ \end{align*}

1.305

9639

837

\begin{align*} x^{2} y^{\prime \prime }-3 y^{\prime } x +4 y&=0 \\ \end{align*}

1.306

9640

7673

\begin{align*} y^{\prime \prime }+16 y&=16 \cos \left (4 x \right ) \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

1.306

9641

9611

\begin{align*} y^{\prime }+4 y&={\mathrm e}^{-4 t} \\ y \left (0\right ) &= 2 \\ \end{align*}

Using Laplace transform method.

1.306

9642

20997

\begin{align*} x^{\prime }&=-x+y-z \\ y^{\prime }&=2 x-y+2 z \\ z^{\prime }&=2 x+2 y-z \\ \end{align*}

1.306

9643

20999

\begin{align*} y^{\prime \prime }-2 y^{\prime }+5 y&={\mathrm e}^{x} \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

1.306

9644

23034

\begin{align*} x^{\prime \prime }-3 x^{\prime }-4 x&=3 \cos \left (2 t \right ) \\ \end{align*}

1.306

9645

23505

\begin{align*} y^{\prime \prime }-7 y^{\prime }-8 y&={\mathrm e}^{x} \left (x^{2}+2\right ) \\ \end{align*}

1.306

9646

23506

\begin{align*} y^{\prime \prime }-5 y^{\prime }+4 y&={\mathrm e}^{2 x} \cos \left (x \right )+{\mathrm e}^{2 x} \sin \left (x \right ) \\ \end{align*}

1.306

9647

8968

\begin{align*} \left (x^{2}+1\right ) y^{\prime \prime }+y&=0 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 1 \\ \end{align*}

Series expansion around \(x=0\).

1.307

9648

16483

\begin{align*} y^{\prime \prime }+2 y^{\prime }-3 y&=0 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 1 \\ \end{align*}

1.307

9649

1950

\begin{align*} 8 x^{2} y^{\prime \prime }-2 x \left (-x^{2}-4 x +3\right ) y^{\prime }+\left (x^{2}+6 x +3\right ) y&=0 \\ \end{align*}

Series expansion around \(x=0\).

1.308

9650

24765

\begin{align*} y^{\prime \prime }+4 y^{\prime }+3 y&=\sin \left ({\mathrm e}^{x}\right ) \\ \end{align*}

1.308

9651

258

\begin{align*} y^{\prime \prime }-4 y&=12 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 10 \\ \end{align*}

1.309

9652

813

\begin{align*} y^{\prime \prime }+y^{\prime }&=0 \\ y \left (0\right ) &= -2 \\ y^{\prime }\left (0\right ) &= 8 \\ \end{align*}

1.309

9653

9326

\begin{align*} y^{\prime \prime }+y&={\mathrm e}^{-x} \\ y \left (2\right ) &= 0 \\ y^{\prime }\left (2\right ) &= -2 \\ \end{align*}

1.309

9654

9675

\begin{align*} x^{\prime }&=-6 x+2 y \\ y^{\prime }&=-3 x+y \\ \end{align*}

1.309

9655

14609

\begin{align*} 5 y+2 y^{\prime }+y^{\prime \prime }&=0 \\ y \left (0\right ) &= 2 \\ y^{\prime }\left (0\right ) &= 6 \\ \end{align*}

1.309

9656

18257

\begin{align*} y^{\prime \prime }+y&=2 \sin \left (2 x \right ) \sin \left (x \right ) \\ \end{align*}

1.309

9657

18864

\begin{align*} y^{\prime \prime }+4 y&=3 \sec \left (2 t \right )^{2} \\ \end{align*}

1.309

9658

23040

\begin{align*} x^{\prime \prime }+9 x^{\prime }+8 x&=\sin \left (5 t \right ) \\ \end{align*}

1.309

9659

8811

\begin{align*} y^{\prime \prime }+6 y^{\prime }+9 y&=50 \,{\mathrm e}^{2 x} \\ \end{align*}

1.310

9660

14724

\begin{align*} x^{2} y^{\prime \prime }-6 y&=\ln \left (x \right ) \\ y \left (1\right ) &= {\frac {1}{6}} \\ y^{\prime }\left (1\right ) &= -{\frac {1}{6}} \\ \end{align*}

1.310

9661

14790

\begin{align*} x^{\prime }&=5 x+2 y+5 t \\ y^{\prime }&=3 x+4 y+17 t \\ \end{align*}

1.310

9662

19042

\begin{align*} x_{1}^{\prime }&=2 x_{1}-5 x_{2}-\cos \left (t \right ) \\ x_{2}^{\prime }&=x_{1}-2 x_{2}+\sin \left (t \right ) \\ \end{align*}

1.310

9663

26389

\begin{align*} x^{2}+y^{\prime } x&=3 x +y^{\prime } \\ \end{align*}

1.310

9664

7300

\begin{align*} y^{\prime \prime }+y&=8 x \sin \left (x \right ) \\ \end{align*}

1.311

9665

8122

\begin{align*} y^{\prime \prime }+4 y x&=0 \\ \end{align*}

Series expansion around \(x=0\).

1.311

9666

4525

\begin{align*} y^{\prime \prime }-3 y^{\prime }+2 y&={\mathrm e}^{t} \operatorname {Heaviside}\left (-2+t \right ) \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 2 \\ \end{align*}

Using Laplace transform method.

1.312

9667

6179

\begin{align*} -\left (5+4 x \right ) y+32 y^{\prime } x +16 x^{2} y^{\prime \prime }&=0 \\ \end{align*}

1.312

9668

6445

\begin{align*} y y^{\prime \prime }&=-y \left (f^{\prime }\left (x \right )-y^{2} g^{\prime }\left (x \right )\right )+\left (f \left (x \right )+g \left (x \right ) y^{2}\right ) y^{\prime }+{y^{\prime }}^{2} \\ \end{align*}

1.312

9669

13240

\begin{align*} y^{\prime } x&=x y^{2}+a y+b \,x^{n} \\ \end{align*}

1.312

9670

15040

\begin{align*} {y^{\prime }}^{3}-{\mathrm e}^{2 x} y^{\prime }&=0 \\ \end{align*}

1.312

9671

8124

\begin{align*} y^{\prime \prime }+x^{2} y&=0 \\ \end{align*}

Series expansion around \(x=0\).

1.313

9672

10140

\begin{align*} y^{\prime \prime }+y&=\sin \left (x \right ) \\ y^{\prime }\left (1\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

1.313

9673

15287

\begin{align*} x^{\prime }&=7 x+y-1-6 \,{\mathrm e}^{t} \\ y^{\prime }&=-4 x+3 y+4 \,{\mathrm e}^{t}-3 \\ \end{align*}

With initial conditions

\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

1.313

9674

16771

\begin{align*} t y^{\prime \prime }+y^{\prime }+t y&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

Using Laplace transform method.

1.313

9675

17990

\begin{align*} 4 {y^{\prime }}^{2}-9 x&=0 \\ \end{align*}

1.313

9676

21656

\begin{align*} \left (x^{2}+1\right ) y^{\prime \prime }+2 y^{\prime } x -2 y&=0 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 1 \\ \end{align*}

Series expansion around \(x=0\).

1.313

9677

22305

\begin{align*} x^{\prime }&=4 \,{\mathrm e}^{-t}-2 \\ x \left (0\right ) &= 3 \\ \end{align*}

1.313

9678

24017

\begin{align*} y^{\prime \prime \prime }-y^{\prime \prime }+y^{\prime }-y&={\mathrm e}^{x} \sin \left (x \right ) x \\ \end{align*}

1.313

9679

25155

\begin{align*} y^{\prime \prime \prime }+y^{\prime \prime }-y^{\prime }-y&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 4 \\ y^{\prime \prime }\left (0\right ) &= -1 \\ \end{align*}

1.313

9680

26576

\begin{align*} y^{\left (5\right )}-y^{\prime \prime \prime \prime }&=x \,{\mathrm e}^{x}-1 \\ \end{align*}

1.314

9681

5442

\begin{align*} 4 {y^{\prime }}^{2}+2 x \,{\mathrm e}^{-2 y} y^{\prime }-{\mathrm e}^{-2 y}&=0 \\ \end{align*}

1.315

9682

6201

\begin{align*} x^{3}-y^{\prime }+x \left (-x^{2}+1\right ) y^{\prime \prime }&=0 \\ \end{align*}

1.315

9683

14666

\begin{align*} y^{\prime \prime \prime \prime }-16 y&=x^{2} \sin \left (2 x \right )+x^{4} {\mathrm e}^{2 x} \\ \end{align*}

1.315

9684

18938

\begin{align*} y^{\prime \prime }+4 y&=\delta \left (t -\pi \right )-\delta \left (t -2 \pi \right ) \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

Using Laplace transform method.

1.315

9685

19013

\begin{align*} x_{1}^{\prime }&=\frac {3 x_{1}}{4}+\frac {29 x_{2}}{4}-\frac {11 x_{3}}{2} \\ x_{2}^{\prime }&=-\frac {3 x_{1}}{4}+\frac {3 x_{2}}{4}-\frac {5 x_{3}}{2} \\ x_{3}^{\prime }&=\frac {5 x_{1}}{4}+\frac {11 x_{2}}{4}-\frac {5 x_{3}}{2} \\ \end{align*}

1.315

9686

22419

\begin{align*} \left (x^{2}+x \right ) y^{\prime }+2 x +1+2 \cos \left (x \right )&=0 \\ \end{align*}

1.315

9687

23041

\begin{align*} x^{\prime \prime }-9 x^{\prime }-10 x&=\cos \left (4 t \right ) \\ \end{align*}

1.315

9688

907

\begin{align*} \left (x^{2}-1\right ) y^{\prime \prime }-2 y^{\prime } x +2 y&=x^{2}-1 \\ \end{align*}

1.316

9689

4098

\begin{align*} y^{\prime }+y&=0 \\ \end{align*}

1.316

9690

19000

\begin{align*} x_{1}^{\prime }&=2 x_{1}+2 x_{2}-x_{4} \\ x_{2}^{\prime }&=2 x_{1}-x_{2}+2 x_{4} \\ x_{3}^{\prime }&=3 x_{3} \\ x_{4}^{\prime }&=-x_{1}+2 x_{2}+2 x_{4} \\ \end{align*}

1.316

9691

22248

\begin{align*} y^{\prime \prime }+y&=\sin \left (t \right ) \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 2 \\ \end{align*}

Using Laplace transform method.

1.316

9692

1947

\begin{align*} 4 x^{2} y^{\prime \prime }+x \left (4 x^{2}+2 x +7\right ) y^{\prime }-\left (-7 x^{2}-4 x +1\right ) y&=0 \\ \end{align*}

Series expansion around \(x=0\).

1.317

9693

14285

\begin{align*} \frac {x^{\prime \prime }}{2}+x^{\prime }+\frac {x}{2}&=0 \\ x \left (0\right ) &= -1 \\ x^{\prime }\left (0\right ) &= 2 \\ \end{align*}

1.317

9694

14560

\begin{align*} y-2 y^{\prime }+y^{\prime \prime }&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 4 \\ \end{align*}

1.317

9695

16780

\begin{align*} y^{\prime \prime }-4 y^{\prime }+40 y&=122 \,{\mathrm e}^{-3 t} \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 8 \\ \end{align*}

Using Laplace transform method.

1.317

9696

23036

\begin{align*} x^{\prime \prime }-6 x^{\prime }-7 x&=4 z -7 \\ \end{align*}

1.317

9697

26936

\begin{align*} y^{\prime \prime }-2 y^{\prime }+10 y&=0 \\ \end{align*}

1.317

9698

1953

\begin{align*} 10 x^{2} \left (2 x^{2}+x +1\right ) y^{\prime \prime }+x \left (66 x^{2}+13 x +13\right ) y^{\prime }-\left (10 x^{2}+4 x +1\right ) y&=0 \\ \end{align*}

Series expansion around \(x=0\).

1.318

9699

9450

\begin{align*} y^{\prime \prime }+2 y^{\prime }-y&=t \,{\mathrm e}^{-t} \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 1 \\ \end{align*}

Using Laplace transform method.

1.318

9700

10353

\begin{align*} y^{\prime } x +y&=\frac {1}{x^{3}} \\ \end{align*}

Series expansion around \(x=0\).

1.318