6.85 Problems 8401 to 8500

Table 6.169: Main lookup table sequentially arranged

#

ODE

Mathematica

Maple

Sympy

8401

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

8402

\[ {} [x^{\prime }\left (t \right ) = 2 x \left (t \right )-7 y \left (t \right ), y^{\prime }\left (t \right ) = 5 x \left (t \right )+10 y \left (t \right )+4 z \left (t \right ), z^{\prime }\left (t \right ) = 5 y \left (t \right )+2 z \left (t \right )] \]

8403

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

8404

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

8405

\[ {} \left [x^{\prime }\left (t \right ) = -x \left (t \right )-y \left (t \right ), y^{\prime }\left (t \right ) = \frac {3 x \left (t \right )}{4}-\frac {3 y \left (t \right )}{2}+3 z \left (t \right ), z^{\prime }\left (t \right ) = \frac {x \left (t \right )}{8}+\frac {y \left (t \right )}{4}-\frac {z \left (t \right )}{2}\right ] \]

8406

\[ {} \left [x^{\prime }\left (t \right ) = -x \left (t \right )-y \left (t \right ), y^{\prime }\left (t \right ) = \frac {3 x \left (t \right )}{4}-\frac {3 y \left (t \right )}{2}+3 z \left (t \right ), z^{\prime }\left (t \right ) = \frac {x \left (t \right )}{8}+\frac {y \left (t \right )}{4}-\frac {z \left (t \right )}{2}\right ] \]

8407

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

8408

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

8409

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

8410

\[ {} \left [x^{\prime }\left (t \right ) = \frac {9 x \left (t \right )}{10}+\frac {21 y \left (t \right )}{10}+\frac {16 z \left (t \right )}{5}, y^{\prime }\left (t \right ) = \frac {7 x \left (t \right )}{10}+\frac {13 y \left (t \right )}{2}+\frac {21 z \left (t \right )}{5}, z^{\prime }\left (t \right ) = \frac {11 x \left (t \right )}{10}+\frac {17 y \left (t \right )}{10}+\frac {17 z \left (t \right )}{5}\right ] \]

8411

\[ {} \left [x_{1}^{\prime }\left (t \right ) = x_{1} \left (t \right )+2 x_{3} \left (t \right )-\frac {9 x_{4} \left (t \right )}{5}, x_{2}^{\prime }\left (t \right ) = \frac {51 x_{2} \left (t \right )}{10}-x_{4} \left (t \right )+3 x_{5} \left (t \right ), x_{3}^{\prime }\left (t \right ) = x_{1} \left (t \right )+2 x_{2} \left (t \right )-3 x_{3} \left (t \right ), x_{4}^{\prime }\left (t \right ) = x_{2} \left (t \right )-\frac {31 x_{3} \left (t \right )}{10}+4 x_{4} \left (t \right ), x_{5}^{\prime }\left (t \right ) = -\frac {14 x_{1} \left (t \right )}{5}+\frac {3 x_{4} \left (t \right )}{2}-x_{5} \left (t \right )\right ] \]

8412

\[ {} [x^{\prime }\left (t \right ) = 3 x \left (t \right )-y \left (t \right ), y^{\prime }\left (t \right ) = 9 x \left (t \right )-3 y \left (t \right )] \]

8413

\[ {} [x^{\prime }\left (t \right ) = -6 x \left (t \right )+5 y \left (t \right ), y^{\prime }\left (t \right ) = -5 x \left (t \right )+4 y \left (t \right )] \]

8414

\[ {} [x^{\prime }\left (t \right ) = -x \left (t \right )+3 y \left (t \right ), y^{\prime }\left (t \right ) = -3 x \left (t \right )+5 y \left (t \right )] \]

8415

\[ {} [x^{\prime }\left (t \right ) = 12 x \left (t \right )-9 y \left (t \right ), y^{\prime }\left (t \right ) = 4 x \left (t \right )] \]

8416

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

8417

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

8418

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

8419

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

8420

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

8421

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

8422

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

8423

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

8424

\[ {} [x^{\prime }\left (t \right ) = 6 x \left (t \right )-y \left (t \right ), y^{\prime }\left (t \right ) = 5 x \left (t \right )+2 y \left (t \right )] \]

8425

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

8426

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

8427

\[ {} [x^{\prime }\left (t \right ) = 4 x \left (t \right )+5 y \left (t \right ), y^{\prime }\left (t \right ) = -2 x \left (t \right )+6 y \left (t \right )] \]

8428

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

8429

\[ {} [x^{\prime }\left (t \right ) = x \left (t \right )-8 y \left (t \right ), y^{\prime }\left (t \right ) = x \left (t \right )-3 y \left (t \right )] \]

8430

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

8431

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

8432

\[ {} [x^{\prime }\left (t \right ) = x \left (t \right )-12 y \left (t \right )-14 z \left (t \right ), y^{\prime }\left (t \right ) = x \left (t \right )+2 y \left (t \right )-3 z \left (t \right ), z^{\prime }\left (t \right ) = x \left (t \right )+y \left (t \right )-2 z \left (t \right )] \]

8433

\[ {} [x^{\prime }\left (t \right ) = 2 x \left (t \right )+3 y \left (t \right )-7, y^{\prime }\left (t \right ) = -x \left (t \right )-2 y \left (t \right )+5] \]

8434

\[ {} [x^{\prime }\left (t \right ) = 5 x \left (t \right )+9 y \left (t \right )+2, y^{\prime }\left (t \right ) = -x \left (t \right )+11 y \left (t \right )+6] \]

8435

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

8436

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

8437

\[ {} x^{2} {y^{\prime }}^{2}-5 x y y^{\prime }+6 y^{2} = 0 \]

8438

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

8439

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

8440

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

8441

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

8442

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

8443

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

8444

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

8445

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

8446

\[ {} \left (4 x -y\right ) {y^{\prime }}^{2}+6 \left (x -y\right ) y^{\prime }+2 x -5 y = 0 \]

8447

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

8448

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

8449

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

8450

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

8451

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

8452

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

8453

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

8454

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

8455

\[ {} 3 x^{4} {y^{\prime }}^{2}-x y^{\prime }-y = 0 \]

8456

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

8457

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

8458

\[ {} {y^{\prime }}^{2}+4 x^{5} y^{\prime }-12 x^{4} y = 0 \]

8459

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

8460

\[ {} 4 y^{3} {y^{\prime }}^{2}+4 x y^{\prime }+y = 0 \]

8461

\[ {} {y^{\prime }}^{3}+x {y^{\prime }}^{2}-y = 0 \]

8462

\[ {} y^{4} {y^{\prime }}^{3}-6 x y^{\prime }+2 y = 0 \]

8463

\[ {} {y^{\prime }}^{2}+x^{3} y^{\prime }-2 x^{2} y = 0 \]

8464

\[ {} {y^{\prime }}^{2}+4 x^{5} y^{\prime }-12 x^{4} y = 0 \]

8465

\[ {} 2 x {y^{\prime }}^{3}-6 y {y^{\prime }}^{2}+x^{4} = 0 \]

8466

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

8467

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

8468

\[ {} x^{8} {y^{\prime }}^{2}+3 x y^{\prime }+9 y = 0 \]

8469

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

8470

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

8471

\[ {} 3 x^{4} {y^{\prime }}^{2}-x y^{\prime }-y = 0 \]

8472

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

8473

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

8474

\[ {} x^{6} {y^{\prime }}^{3}-3 x y^{\prime }-3 y = 0 \]

8475

\[ {} y = x^{6} {y^{\prime }}^{3}-x y^{\prime } \]

8476

\[ {} x {y^{\prime }}^{4}-2 y {y^{\prime }}^{3}+12 x^{3} = 0 \]

8477

\[ {} x {y^{\prime }}^{3}-y {y^{\prime }}^{2}+1 = 0 \]

8478

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

8479

\[ {} 2 {y^{\prime }}^{3}+x y^{\prime }-2 y = 0 \]

8480

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

8481

\[ {} {y^{\prime }}^{3}+2 x y^{\prime }-y = 0 \]

8482

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

8483

\[ {} {y^{\prime }}^{3}-x y^{\prime }+2 y = 0 \]

8484

\[ {} 5 {y^{\prime }}^{2}+6 x y^{\prime }-2 y = 0 \]

8485

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

8486

\[ {} 5 {y^{\prime }}^{2}+3 x y^{\prime }-y = 0 \]

8487

\[ {} {y^{\prime }}^{2}+3 x y^{\prime }-y = 0 \]

8488

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

8489

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

8490

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

8491

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

8492

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

8493

\[ {} y^{2} y^{\prime \prime }+{y^{\prime }}^{3} = 0 \]

8494

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

8495

\[ {} 2 a y^{\prime \prime }+{y^{\prime }}^{3} = 0 \]

8496

\[ {} x y^{\prime \prime } = y^{\prime }+x^{5} \]

8497

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

8498

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

8499

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

8500

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