2.2.154 Problems 15301 to 15400

Table 2.309: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

time (sec)

15301

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.783

15302

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

[[_2nd_order, _missing_y]]

0.628

15303

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

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

1.176

15304

\[ {}x^{2} y^{\prime \prime }-5 x y^{\prime }+9 y = 0 \]

[[_Emden, _Fowler]]

0.986

15305

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

[[_Emden, _Fowler]]

0.990

15306

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

[[_Emden, _Fowler]]

0.520

15307

\[ {}x^{2} y^{\prime \prime }-19 x y^{\prime }+100 y = 0 \]

[[_Emden, _Fowler]]

0.981

15308

\[ {}x^{2} y^{\prime \prime }-5 x y^{\prime }+29 y = 0 \]

[[_Emden, _Fowler]]

3.183

15309

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

[[_Emden, _Fowler]]

21.773

15310

\[ {}x^{2} y^{\prime \prime }+5 x y^{\prime }+29 y = 0 \]

[[_Emden, _Fowler]]

56.063

15311

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

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

1.221

15312

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

[[_2nd_order, _exact, _linear, _homogeneous]]

1.391

15313

\[ {}4 x^{2} y^{\prime \prime }+37 y = 0 \]

[[_Emden, _Fowler]]

32.414

15314

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

[[_2nd_order, _missing_y]]

0.655

15315

\[ {}x^{2} y^{\prime \prime }+x y^{\prime }-25 y = 0 \]

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

1.012

15316

\[ {}4 x^{2} y^{\prime \prime }+8 x y^{\prime }+5 y = 0 \]

[[_Emden, _Fowler]]

4.411

15317

\[ {}3 x^{2} y^{\prime \prime }-7 x y^{\prime }+3 y = 0 \]

[[_Emden, _Fowler]]

1.025

15318

\[ {}x^{2} y^{\prime \prime }-2 x y^{\prime }-10 y = 0 \]
i.c.

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

1.628

15319

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

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

1.585

15320

\[ {}x^{2} y^{\prime \prime }-11 x y^{\prime }+36 y = 0 \]
i.c.

[[_Emden, _Fowler]]

1.814

15321

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

[[_Emden, _Fowler]]

1.947

15322

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

[[_Emden, _Fowler]]

4.131

15323

\[ {}x^{2} y^{\prime \prime }-3 x y^{\prime }+13 y = 0 \]
i.c.

[[_Emden, _Fowler]]

9.205

15324

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

[[_3rd_order, _with_linear_symmetries]]

0.132

15325

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

[[_3rd_order, _with_linear_symmetries]]

0.127

15326

\[ {}x^{3} y^{\prime \prime \prime }-5 x^{2} y^{\prime \prime }+14 x y^{\prime }-18 y = 0 \]

[[_3rd_order, _with_linear_symmetries]]

0.122

15327

\[ {}x^{3} y^{\prime \prime \prime }-3 x^{2} y^{\prime \prime }+7 x y^{\prime }-8 y = 0 \]

[[_3rd_order, _with_linear_symmetries]]

0.127

15328

\[ {}x^{4} y^{\prime \prime \prime \prime }+6 x^{3} y^{\prime \prime \prime }+15 x^{2} y^{\prime \prime }+9 x y^{\prime }+16 y = 0 \]

[[_high_order, _with_linear_symmetries]]

0.152

15329

\[ {}x^{4} y^{\prime \prime \prime \prime }+6 x^{3} y^{\prime \prime \prime }-3 x^{2} y^{\prime \prime }-9 x y^{\prime }+9 y = 0 \]

[[_high_order, _exact, _linear, _homogeneous]]

0.144

15330

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

[[_high_order, _with_linear_symmetries]]

0.141

15331

\[ {}x^{4} y^{\prime \prime \prime \prime }+6 x^{3} y^{\prime \prime \prime }+7 x^{2} y^{\prime \prime }+x y^{\prime }-y = 0 \]

[[_high_order, _exact, _linear, _homogeneous]]

0.143

15332

\[ {}y^{\prime \prime }+4 y = 24 \,{\mathrm e}^{2 x} \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

3.414

15333

\[ {}y^{\prime \prime }+4 y = 24 \,{\mathrm e}^{2 x} \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

3.496

15334

\[ {}y^{\prime \prime }+2 y^{\prime }-8 y = 8 x^{2}-3 \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

1.089

15335

\[ {}y^{\prime \prime }+2 y^{\prime }-8 y = 8 x^{2}-3 \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

1.342

15336

\[ {}y^{\prime \prime }-9 y = 36 \]
i.c.

[[_2nd_order, _missing_x]]

3.101

15337

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = -6 \,{\mathrm e}^{4 x} \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

1.749

15338

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = 7 \,{\mathrm e}^{5 x} \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

2.057

15339

\[ {}y^{\prime \prime }+6 y^{\prime }+9 y = 169 \sin \left (2 x \right ) \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

2.377

15340

\[ {}x^{2} y^{\prime \prime }-4 x y^{\prime }+6 y = 10 x +12 \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

2.542

15341

\[ {}y^{\prime \prime \prime \prime }+y^{\prime \prime } = 1 \]
i.c.

[[_high_order, _missing_x]]

0.121

15342

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = {\mathrm e}^{4 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.239

15343

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = {\mathrm e}^{5 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.316

15344

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = -18 \,{\mathrm e}^{4 x}+14 \,{\mathrm e}^{5 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.465

15345

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = 35 \,{\mathrm e}^{5 x}+12 \,{\mathrm e}^{4 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.417

15346

\[ {}x^{2} y^{\prime \prime }-4 x y^{\prime }+6 y = 1 \]

[[_2nd_order, _with_linear_symmetries]]

1.532

15347

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

[[_2nd_order, _with_linear_symmetries]]

1.465

15348

\[ {}x^{2} y^{\prime \prime }-4 x y^{\prime }+6 y = 22 x +24 \]

[[_2nd_order, _with_linear_symmetries]]

1.599

15349

\[ {}x^{2} y^{\prime \prime }-7 x y^{\prime }+15 y = x^{2} \]

[[_2nd_order, _with_linear_symmetries]]

1.410

15350

\[ {}x^{2} y^{\prime \prime }-7 x y^{\prime }+15 y = x \]

[[_2nd_order, _with_linear_symmetries]]

1.454

15351

\[ {}x^{2} y^{\prime \prime }-7 x y^{\prime }+15 y = 1 \]

[[_2nd_order, _with_linear_symmetries]]

1.382

15352

\[ {}x^{2} y^{\prime \prime }-7 x y^{\prime }+15 y = 4 x^{2}+2 x +3 \]

[[_2nd_order, _with_linear_symmetries]]

1.489

15353

\[ {}y^{\prime \prime }+9 y = 52 \,{\mathrm e}^{2 x} \]

[[_2nd_order, _with_linear_symmetries]]

2.629

15354

\[ {}y^{\prime \prime }-6 y^{\prime }+9 y = 27 \,{\mathrm e}^{6 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.342

15355

\[ {}y^{\prime \prime }+4 y^{\prime }-5 y = 30 \,{\mathrm e}^{-4 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.267

15356

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

[[_2nd_order, _missing_y]]

2.155

15357

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = -5 \,{\mathrm e}^{3 x} \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

1.744

15358

\[ {}y^{\prime \prime }+9 y = 10 \cos \left (2 x \right )+15 \sin \left (2 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

4.719

15359

\[ {}y^{\prime \prime }-6 y^{\prime }+9 y = 25 \sin \left (6 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.852

15360

\[ {}y^{\prime \prime }+3 y^{\prime } = 26 \cos \left (\frac {x}{3}\right )-12 \sin \left (\frac {x}{3}\right ) \]

[[_2nd_order, _missing_y]]

3.068

15361

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.544

15362

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = -4 \cos \left (x \right )+7 \sin \left (x \right ) \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

1.825

15363

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = -200 \]

[[_2nd_order, _missing_x]]

1.092

15364

\[ {}y^{\prime \prime }+4 y^{\prime }-5 y = x^{3} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.650

15365

\[ {}y^{\prime \prime }-6 y^{\prime }+9 y = 18 x^{2}+3 x +4 \]

[[_2nd_order, _with_linear_symmetries]]

1.369

15366

\[ {}y^{\prime \prime }+9 y = 9 x^{4}-9 \]

[[_2nd_order, _linear, _nonhomogeneous]]

3.640

15367

\[ {}y^{\prime \prime }+9 y = x^{3} \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

3.581

15368

\[ {}y^{\prime \prime }+9 y = 25 x \cos \left (2 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

4.978

15369

\[ {}y^{\prime \prime }-6 y^{\prime }+9 y = {\mathrm e}^{2 x} \sin \left (x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.669

15370

\[ {}y^{\prime \prime }+9 y = 54 x^{2} {\mathrm e}^{3 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

3.105

15371

\[ {}y^{\prime \prime } = 6 x \,{\mathrm e}^{x} \sin \left (x \right ) \]

[[_2nd_order, _quadrature]]

2.855

15372

\[ {}y^{\prime \prime }-2 y^{\prime }+y = \left (-6 x -8\right ) \cos \left (2 x \right )+\left (8 x -11\right ) \sin \left (2 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

2.095

15373

\[ {}y^{\prime \prime }-2 y^{\prime }+y = \left (12 x -4\right ) {\mathrm e}^{-5 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.272

15374

\[ {}y^{\prime \prime }+9 y = 39 x \,{\mathrm e}^{2 x} \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

3.055

15375

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = -3 \,{\mathrm e}^{-2 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.167

15376

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

[[_2nd_order, _missing_x]]

2.160

15377

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

[[_2nd_order, _missing_y]]

2.265

15378

\[ {}y^{\prime \prime }+9 y = 3 \sin \left (3 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

3.865

15379

\[ {}y^{\prime \prime }-6 y^{\prime }+9 y = 10 \,{\mathrm e}^{3 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.177

15380

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = \left (72 x^{2}-1\right ) {\mathrm e}^{2 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.291

15381

\[ {}y^{\prime \prime }-3 y^{\prime }-10 y = 4 x \,{\mathrm e}^{6 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.252

15382

\[ {}y^{\prime \prime }-10 y^{\prime }+25 y = 6 \,{\mathrm e}^{5 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.345

15383

\[ {}y^{\prime \prime }-10 y^{\prime }+25 y = 6 \,{\mathrm e}^{-5 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.360

15384

\[ {}y^{\prime \prime }+4 y^{\prime }+5 y = 24 \sin \left (3 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

21.088

15385

\[ {}y^{\prime \prime }+4 y^{\prime }+5 y = 8 \,{\mathrm e}^{-3 x} \]

[[_2nd_order, _with_linear_symmetries]]

13.209

15386

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

[[_2nd_order, _linear, _nonhomogeneous]]

11.337

15387

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

[[_2nd_order, _linear, _nonhomogeneous]]

15.413

15388

\[ {}y^{\prime \prime }-4 y^{\prime }+5 y = 100 \]

[[_2nd_order, _missing_x]]

12.258

15389

\[ {}y^{\prime \prime }-4 y^{\prime }+5 y = {\mathrm e}^{-x} \]

[[_2nd_order, _with_linear_symmetries]]

12.346

15390

\[ {}y^{\prime \prime }-4 y^{\prime }+5 y = 10 x^{2}+4 x +8 \]

[[_2nd_order, _with_linear_symmetries]]

18.240

15391

\[ {}y^{\prime \prime }+9 y = {\mathrm e}^{2 x} \sin \left (x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

6.326

15392

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

[[_2nd_order, _linear, _nonhomogeneous]]

3.253

15393

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

[[_2nd_order, _linear, _nonhomogeneous]]

2.655

15394

\[ {}y^{\prime \prime }-4 y^{\prime }+5 y = x^{3} {\mathrm e}^{-x} \sin \left (x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

31.231

15395

\[ {}y^{\prime \prime }-4 y^{\prime }+5 y = x^{3} {\mathrm e}^{2 x} \sin \left (x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

19.839

15396

\[ {}y^{\prime \prime }-5 y^{\prime }+6 y = x^{2} {\mathrm e}^{-7 x}+2 \,{\mathrm e}^{-7 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.403

15397

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

[[_2nd_order, _with_linear_symmetries]]

1.264

15398

\[ {}y^{\prime \prime }-5 y^{\prime }+6 y = 4 \,{\mathrm e}^{-8 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.155

15399

\[ {}y^{\prime \prime }-5 y^{\prime }+6 y = 4 \,{\mathrm e}^{3 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.116

15400

\[ {}y^{\prime \prime }-5 y^{\prime }+6 y = x^{2} {\mathrm e}^{3 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.229