2.2.14 Problems 1301 to 1400

Table 2.29: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

time (sec)

1301

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

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

0.960

1302

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

[[_2nd_order, _with_linear_symmetries]]

2.111

1303

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

[[_2nd_order, _missing_x]]

1.205

1304

\[ {}9 y^{\prime \prime }+6 y^{\prime }+y = 0 \]

[[_2nd_order, _missing_x]]

1.196

1305

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

[[_2nd_order, _missing_x]]

1.083

1306

\[ {}4 y^{\prime \prime }+12 y^{\prime }+9 y = 0 \]

[[_2nd_order, _missing_x]]

1.200

1307

\[ {}y^{\prime \prime }-2 y^{\prime }+10 y = 0 \]

[[_2nd_order, _missing_x]]

2.115

1308

\[ {}y^{\prime \prime }-6 y^{\prime }+9 y = 0 \]

[[_2nd_order, _missing_x]]

1.193

1309

\[ {}4 y^{\prime \prime }+17 y^{\prime }+4 y = 0 \]

[[_2nd_order, _missing_x]]

1.107

1310

\[ {}16 y^{\prime \prime }+24 y^{\prime }+9 y = 0 \]

[[_2nd_order, _missing_x]]

1.215

1311

\[ {}25 y^{\prime \prime }-20 y^{\prime }+4 y = 0 \]

[[_2nd_order, _missing_x]]

1.210

1312

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

[[_2nd_order, _missing_x]]

1.774

1313

\[ {}9 y^{\prime \prime }-12 y^{\prime }+4 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

1.569

1314

\[ {}y^{\prime \prime }-6 y^{\prime }+9 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

1.491

1315

\[ {}9 y^{\prime \prime }+6 y^{\prime }+82 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

2.839

1316

\[ {}y^{\prime \prime }+4 y^{\prime }+4 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

1.579

1317

\[ {}4 y^{\prime \prime }+12 y^{\prime }+9 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

1.566

1318

\[ {}y^{\prime \prime }-y^{\prime }+\frac {y}{4} = 0 \]
i.c.

[[_2nd_order, _missing_x]]

1.265

1319

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

[[_Emden, _Fowler], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

0.319

1320

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

[[_Emden, _Fowler]]

0.340

1321

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.319

1322

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

[[_2nd_order, _with_linear_symmetries]]

0.333

1323

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

[[_Emden, _Fowler], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

0.395

1324

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

[[_2nd_order, _with_linear_symmetries]]

0.338

1325

\[ {}x^{2} y^{\prime \prime }-\left (x -\frac {3}{16}\right ) y = 0 \]

[[_2nd_order, _with_linear_symmetries]]

0.335

1326

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

[[_2nd_order, _with_linear_symmetries]]

0.416

1327

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

[[_Emden, _Fowler], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

1.059

1328

\[ {}t^{2} y^{\prime \prime }+2 y^{\prime } t +\frac {y}{4} = 0 \]

[[_Emden, _Fowler]]

1.053

1329

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

[[_Emden, _Fowler]]

1.235

1330

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

[[_2nd_order, _exact, _linear, _homogeneous]]

1.212

1331

\[ {}4 t^{2} y^{\prime \prime }-8 y^{\prime } t +9 y = 0 \]

[[_Emden, _Fowler]]

1.084

1332

\[ {}t^{2} y^{\prime \prime }+5 y^{\prime } t +13 y = 0 \]

[[_Emden, _Fowler]]

2.450

1333

\[ {}y^{\prime \prime }-5 y^{\prime }+6 y = 2 \,{\mathrm e}^{t} \]

[[_2nd_order, _with_linear_symmetries]]

1.243

1334

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

[[_2nd_order, _with_linear_symmetries]]

1.322

1335

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

[[_2nd_order, _with_linear_symmetries]]

1.367

1336

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

[[_2nd_order, _with_linear_symmetries]]

1.418

1337

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

[[_2nd_order, _linear, _nonhomogeneous]]

3.234

1338

\[ {}y^{\prime \prime }+9 y = 9 \sec \left (3 t \right )^{2} \]

[[_2nd_order, _linear, _nonhomogeneous]]

7.036

1339

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.464

1340

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

[[_2nd_order, _linear, _nonhomogeneous]]

3.582

1341

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

[[_2nd_order, _linear, _nonhomogeneous]]

5.348

1342

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

[[_2nd_order, _linear, _nonhomogeneous]]

3.617

1343

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.675

1344

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.933

1345

\[ {}t^{2} y^{\prime \prime }-2 y = 3 t^{2}-1 \]

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

1.160

1346

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

[[_2nd_order, _with_linear_symmetries]]

1.549

1347

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

[[_2nd_order, _with_linear_symmetries]]

1.262

1348

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

[[_2nd_order, _with_linear_symmetries]]

1.630

1349

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.666

1350

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.504

1351

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

[[_2nd_order, _with_linear_symmetries]]

1.880

1352

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

1.637

1353

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

[[_2nd_order, _with_linear_symmetries]]

1.260

1354

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

[[_2nd_order, _with_linear_symmetries]]

1.751

1355

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

[[_2nd_order, _missing_x]]

2.328

1356

\[ {}u^{\prime \prime }+\frac {u^{\prime }}{4}+2 u = 0 \]
i.c.

[[_2nd_order, _missing_x]]

2.935

1357

\[ {}u^{\prime \prime }+\frac {u^{\prime }}{8}+4 u = 3 \cos \left (\frac {t}{4}\right ) \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

75.210

1358

\[ {}u^{\prime \prime }+\frac {u^{\prime }}{8}+4 u = 3 \cos \left (2 t \right ) \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

75.358

1359

\[ {}u^{\prime \prime }+\frac {u^{\prime }}{8}+4 u = 3 \cos \left (6 t \right ) \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

77.800

1360

\[ {}u^{\prime \prime }+u^{\prime }+\frac {u^{3}}{5} = \cos \left (t \right ) \]
i.c.

[NONE]

0.276

1361

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

[[_2nd_order, _missing_x]]

0.577

1362

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.540

1363

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

[[_Emden, _Fowler]]

0.465

1364

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

[[_Emden, _Fowler]]

0.583

1365

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

[[_2nd_order, _with_linear_symmetries]]

0.602

1366

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

[[_2nd_order, _with_linear_symmetries]]

0.498

1367

\[ {}\left (x^{2}+1\right ) y^{\prime \prime }-4 y^{\prime } x +6 y = 0 \]

[[_2nd_order, _with_linear_symmetries]]

0.483

1368

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.573

1369

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.589

1370

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

[[_2nd_order, _with_linear_symmetries]]

0.534

1371

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

[[_2nd_order, _with_linear_symmetries]]

0.561

1372

\[ {}y^{\prime \prime }-y^{\prime } x -y = 0 \]
i.c.

[[_2nd_order, _exact, _linear, _homogeneous]]

0.487

1373

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

[[_2nd_order, _with_linear_symmetries]]

0.600

1374

\[ {}y^{\prime \prime }+y^{\prime } x +2 y = 0 \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

0.500

1375

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

[[_2nd_order, _with_linear_symmetries]]

0.499

1376

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

[[_2nd_order, _with_linear_symmetries]]

0.581

1377

\[ {}y^{\prime \prime }-y^{\prime } x -y = 0 \]
i.c.

[[_2nd_order, _exact, _linear, _homogeneous]]

0.490

1378

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

[[_2nd_order, _with_linear_symmetries]]

0.592

1379

\[ {}y^{\prime \prime }+y^{\prime } x +2 y = 0 \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

0.495

1380

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

[[_2nd_order, _with_linear_symmetries]]

0.595

1381

\[ {}y^{\prime \prime }+x^{2} y = 0 \]
i.c.

[[_Emden, _Fowler]]

0.470

1382

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

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

0.527

1383

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.482

1384

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.833

1385

\[ {}x^{2} y^{\prime \prime }+\left (x +1\right ) y^{\prime }+3 y \ln \left (x \right ) = 0 \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

0.980

1386

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

[[_2nd_order, _with_linear_symmetries]]

0.951

1387

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

[[_2nd_order, _with_linear_symmetries]]

0.594

1388

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

[[_2nd_order, _with_linear_symmetries]]

0.643

1389

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

[[_2nd_order, _with_linear_symmetries]]

0.683

1390

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

[[_2nd_order, _with_linear_symmetries]]

0.723

1391

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

[[_2nd_order, _with_linear_symmetries]]

0.724

1392

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

[[_2nd_order, _with_linear_symmetries]]

0.648

1393

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

[[_2nd_order, _with_linear_symmetries]]

0.769

1394

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

[[_Emden, _Fowler]]

0.615

1395

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

[_Gegenbauer, [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

0.664

1396

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

[_quadrature]

0.550

1397

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

[_separable]

0.582

1398

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

[_separable]

0.663

1399

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

[_Gegenbauer]

0.739

1400

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=-\frac {x_{1}}{10}+\frac {3 x_{2}}{40} \\ x_{2}^{\prime }=\frac {x_{1}}{10}-\frac {x_{2}}{5} \end {array}\right ] \]
i.c.

system_of_ODEs

0.598