4.10.19 Problems 1801 to 1866

Table 4.1053: System of differential equations

#

ODE

Mathematica

Maple

Sympy

24053

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

24054

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

24055

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

24056

\[ {} [y^{\prime }\left (x \right ) = f \left (x \right )+a y \left (x \right )+b z \left (x \right ), z^{\prime }\left (x \right ) = g \left (x \right )+c y \left (x \right )+d z \left (x \right )] \]

24067

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

24078

\[ {} [y^{\prime }\left (x \right ) = z \left (x \right ), z^{\prime }\left (x \right ) = w \left (x \right ), w^{\prime }\left (x \right ) = y \left (x \right )] \]

24182

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

24192

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

24883

\[ {} [v^{\prime }\left (x \right )-2 v \left (x \right )+2 w^{\prime }\left (x \right ) = 2-4 \,{\mathrm e}^{2 x}, 2 v^{\prime }\left (x \right )-3 v \left (x \right )+3 w^{\prime }\left (x \right )-w \left (x \right ) = 0] \]

24884

\[ {} [y^{\prime }\left (x \right )-2 y \left (x \right )-v^{\prime }\left (x \right )-v \left (x \right ) = 6 \,{\mathrm e}^{3 x}, 2 y^{\prime }\left (x \right )-3 y \left (x \right )+v^{\prime }\left (x \right )-3 v \left (x \right ) = 6 \,{\mathrm e}^{3 x}] \]

24885

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

24886

\[ {} [2 v^{\prime }\left (x \right )+2 v \left (x \right )+w^{\prime }\left (x \right )-w \left (x \right ) = 3 x, v^{\prime }\left (x \right )+v \left (x \right )+w^{\prime }\left (x \right )+w \left (x \right ) = 1] \]

24887

\[ {} [3 v^{\prime }\left (x \right )+2 v \left (x \right )+w^{\prime }\left (x \right )-6 w \left (x \right ) = 5 \,{\mathrm e}^{x}, 4 v^{\prime }\left (x \right )+2 v \left (x \right )+w^{\prime }\left (x \right )-8 w \left (x \right ) = 5 \,{\mathrm e}^{x}+2 x -3] \]

24888

\[ {} [2 y^{\prime }\left (x \right )+2 y \left (x \right )+w^{\prime }\left (x \right )-w \left (x \right ) = 1+x, y^{\prime }\left (x \right )+3 y \left (x \right )+w^{\prime }\left (x \right )+w \left (x \right ) = 4 x +14] \]

25283

\[ {} [y_{1}^{\prime }\left (t \right )-6 y_{1} \left (t \right ) = -4 y_{2} \left (t \right ), y_{2}^{\prime }\left (t \right ) = 2 y_{1} \left (t \right )] \]

25284

\[ {} [y_{1}^{\prime }\left (t \right )-3 y_{1} \left (t \right ) = -4 y_{2} \left (t \right ), y_{2}^{\prime }\left (t \right )+y_{2} \left (t \right ) = y_{1} \left (t \right )] \]

25285

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

25286

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

25287

\[ {} [y_{1}^{\prime }\left (t \right )+4 y_{1} \left (t \right ) = 10 y_{2} \left (t \right ), y_{2}^{\prime \prime }\left (t \right )-6 y_{2}^{\prime }\left (t \right )+23 y_{2} \left (t \right ) = 9 y_{1} \left (t \right )] \]

25288

\[ {} [y_{1}^{\prime }\left (t \right )-2 y_{1} \left (t \right ) = -2 y_{2} \left (t \right ), y_{2}^{\prime \prime }\left (t \right )+y_{2}^{\prime }\left (t \right )+6 y_{2} \left (t \right ) = 4 y_{1} \left (t \right )] \]

25289

\[ {} [y_{1}^{\prime \prime }\left (t \right )+2 y_{1}^{\prime }\left (t \right )+6 y_{1} \left (t \right ) = 5 y_{2} \left (t \right ), y_{2}^{\prime \prime }\left (t \right )-2 y_{2}^{\prime }\left (t \right )+6 y_{2} \left (t \right ) = 9 y_{1} \left (t \right )] \]

25290

\[ {} [y_{1}^{\prime \prime }\left (t \right )+2 y_{1} \left (t \right ) = -3 y_{2} \left (t \right ), y_{2}^{\prime \prime }\left (t \right )+2 y_{2}^{\prime }\left (t \right )-9 y_{2} \left (t \right ) = 6 y_{1} \left (t \right )] \]

25291

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

25292

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

25293

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

25294

\[ {} [y_{1}^{\prime }\left (t \right )+2 y_{1} \left (t \right ) = 5 y_{2} \left (t \right ), y_{2}^{\prime \prime }\left (t \right )-2 y_{2}^{\prime }\left (t \right )+5 y_{2} \left (t \right ) = 2 y_{1} \left (t \right )] \]

25295

\[ {} [y_{1}^{\prime \prime }\left (t \right )+2 y_{1} \left (t \right ) = -3 y_{2} \left (t \right ), y_{2}^{\prime \prime }\left (t \right )+2 y_{2}^{\prime }\left (t \right )-9 y_{2} \left (t \right ) = 6 y_{1} \left (t \right )] \]

25475

\[ {} [y_{1}^{\prime }\left (t \right ) = y_{2} \left (t \right ), y_{2}^{\prime }\left (t \right ) = y_{1} \left (t \right ) y_{2} \left (t \right )] \]

25476

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

25477

\[ {} [y_{1}^{\prime }\left (t \right ) = \sin \left (t \right ) y_{1} \left (t \right ), y_{2}^{\prime }\left (t \right ) = y_{1} \left (t \right )+\cos \left (t \right ) y_{2} \left (t \right )] \]

25478

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

25479

\[ {} [y_{1}^{\prime }\left (t \right ) = y_{1} \left (t \right ), y_{2}^{\prime }\left (t \right ) = 2 y_{1} \left (t \right )+y_{4} \left (t \right ), y_{3}^{\prime }\left (t \right ) = y_{4} \left (t \right ), y_{4}^{\prime }\left (t \right ) = y_{2} \left (t \right )+2 y_{3} \left (t \right )] \]

25480

\[ {} \left [y_{1}^{\prime }\left (t \right ) = \frac {y_{1} \left (t \right )}{2}-y_{2} \left (t \right )+5, y_{2}^{\prime }\left (t \right ) = -y_{1} \left (t \right )+\frac {y_{2} \left (t \right )}{2}-5\right ] \]

25481

\[ {} [y_{1}^{\prime }\left (t \right ) = 5 y_{1} \left (t \right )-2 y_{2} \left (t \right ), y_{2}^{\prime }\left (t \right ) = 4 y_{1} \left (t \right )-y_{2} \left (t \right )] \]

25482

\[ {} [y_{1}^{\prime }\left (t \right ) = 3 y_{1} \left (t \right )-y_{2} \left (t \right ), y_{2}^{\prime }\left (t \right ) = 4 y_{1} \left (t \right )-y_{2} \left (t \right )] \]

25483

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

25484

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

25485

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

25486

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

25487

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

25488

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

25489

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

25490

\[ {} [y_{1}^{\prime }\left (t \right ) = 2 y_{1} \left (t \right )-5 y_{2} \left (t \right ), y_{2}^{\prime }\left (t \right ) = y_{1} \left (t \right )-2 y_{2} \left (t \right )] \]

25491

\[ {} [y_{1}^{\prime }\left (t \right ) = 3 y_{1} \left (t \right )-4 y_{2} \left (t \right ), y_{2}^{\prime }\left (t \right ) = y_{1} \left (t \right )-y_{2} \left (t \right )] \]

25492

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

25493

\[ {} [y_{1}^{\prime }\left (t \right ) = 4 y_{2} \left (t \right ), y_{2}^{\prime }\left (t \right ) = -y_{1} \left (t \right ), y_{3}^{\prime }\left (t \right ) = y_{1} \left (t \right )+4 y_{2} \left (t \right )-y_{3} \left (t \right )] \]

25494

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

25495

\[ {} [y_{1}^{\prime }\left (t \right ) = -y_{1} \left (t \right )+2 y_{2} \left (t \right )+5, y_{2}^{\prime }\left (t \right ) = -2 y_{1} \left (t \right )-y_{2} \left (t \right )] \]

25496

\[ {} [y_{1}^{\prime }\left (t \right ) = 2 y_{1} \left (t \right )-5 y_{2} \left (t \right )+2 \cos \left (t \right ), y_{2}^{\prime }\left (t \right ) = y_{1} \left (t \right )-2 y_{2} \left (t \right )+\cos \left (t \right )] \]

25497

\[ {} [y_{1}^{\prime }\left (t \right ) = -y_{1} \left (t \right )-4 y_{2} \left (t \right )+4, y_{2}^{\prime }\left (t \right ) = y_{1} \left (t \right )-y_{2} \left (t \right )+1] \]

25498

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

25499

\[ {} [y_{1}^{\prime }\left (t \right ) = 5 y_{1} \left (t \right )+2 y_{2} \left (t \right )+t, y_{2}^{\prime }\left (t \right ) = -8 y_{1} \left (t \right )-3 y_{2} \left (t \right )-2 t] \]

25500

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

25501

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

25502

\[ {} [y_{1}^{\prime }\left (t \right ) = -2 y_{1} \left (t \right )+y_{2} \left (t \right ), y_{2}^{\prime }\left (t \right ) = -4 y_{1} \left (t \right )+3 y_{2} \left (t \right )] \]

25503

\[ {} [y_{1}^{\prime }\left (t \right ) = 5 y_{1} \left (t \right )-3 y_{2} \left (t \right ), y_{2}^{\prime }\left (t \right ) = 2 y_{1} \left (t \right )] \]

25504

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

25505

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

25506

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

25507

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

25508

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

25509

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

25510

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

25511

\[ {} \left [y_{1}^{\prime }\left (t \right ) = \frac {4 t y_{1} \left (t \right )}{t^{2}+1}+\frac {6 y_{2} \left (t \right ) t}{t^{2}+1}-3 t, y_{2}^{\prime }\left (t \right ) = -\frac {2 t y_{1} \left (t \right )}{t^{2}+1}-\frac {4 y_{2} \left (t \right ) t}{t^{2}+1}+t\right ] \]

25512

\[ {} [y_{1}^{\prime }\left (t \right ) = 3 \sec \left (t \right ) y_{1} \left (t \right )+5 \sec \left (t \right ) y_{2} \left (t \right ), y_{2}^{\prime }\left (t \right ) = -\sec \left (t \right ) y_{1} \left (t \right )-3 \sec \left (t \right ) y_{2} \left (t \right )] \]

25513

\[ {} [y_{1}^{\prime }\left (t \right ) = t y_{1} \left (t \right )+t y_{2} \left (t \right )+4 t, y_{2}^{\prime }\left (t \right ) = -t y_{1} \left (t \right )-t y_{2} \left (t \right )+4 t] \]