2.16.76 Problems 7501 to 7600

Table 2.168: Main lookup table. Sorted sequentially by problem number.

#

ODE

Program classification

CAS classification

Solved?

Verified?

time (sec)

7501

\[ {}\left (x^{2}+6 x \right ) y^{\prime \prime }+\left (3 x +9\right ) y^{\prime }-3 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.381

7502

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.844

7503

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.886

7504

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

kovacic

[_Laguerre]

1.096

7505

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.308

7506

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.7

7507

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

kovacic

[_Laguerre]

0.799

7508

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.897

7509

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.003

7510

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.075

7511

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.171

7512

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.338

7513

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.732

7514

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.928

7515

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.746

7516

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

5.282

7517

\[ {}4 x^{2} y^{\prime \prime }-4 x y^{\prime }+\left (-16 x^{2}+3\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.984

7518

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.933

7519

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.819

7520

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.815

7521

\[ {}4 x^{2} y^{\prime \prime }+\left (-8 x^{2}+4 x \right ) y^{\prime }+\left (4 x^{2}-4 x -1\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.761

7522

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.763

7523

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.438

7524

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.756

7525

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.677

7526

\[ {}4 x^{2} y^{\prime \prime }-4 x y^{\prime }+\left (-16 x^{2}+3\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.67

7527

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.876

7528

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.85

7529

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.971

7530

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.032

7531

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.9

7532

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.918

7533

\[ {}4 x^{2} y^{\prime \prime }-4 x \left (1+x \right ) y^{\prime }+\left (2 x +3\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.901

7534

\[ {}\left (3 x -1\right ) y^{\prime \prime }-\left (3 x +2\right ) y^{\prime }-\left (6 x -8\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.651

7535

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.633

7536

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.134

7537

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.416

7538

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.817

7539

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

2.011

7540

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.106

7541

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.681

7542

\[ {}\left (x^{2}+1\right ) y^{\prime \prime }-8 x y^{\prime }+20 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.13

7543

\[ {}\left (-x^{2}+1\right ) y^{\prime \prime }-8 x y^{\prime }-12 y = 0 \]

kovacic

[_Gegenbauer]

0.868

7544

\[ {}\left (2 x^{2}+1\right ) y^{\prime \prime }+7 x y^{\prime }+2 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.03

7545

\[ {}\left (-x^{2}+1\right ) y^{\prime \prime }-5 x y^{\prime }-4 y = 0 \]

kovacic

[_Gegenbauer]

0.553

7546

\[ {}\left (x^{2}+1\right ) y^{\prime \prime }-10 x y^{\prime }+28 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.468

7547

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.367

7548

\[ {}\left (2 x^{2}+1\right ) y^{\prime \prime }-9 x y^{\prime }-6 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.878

7549

\[ {}\left (2 x^{2}-8 x +11\right ) y^{\prime \prime }-16 \left (-2+x \right ) y^{\prime }+36 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.151

7550

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.477

7551

\[ {}\left (x^{2}-8 x +14\right ) y^{\prime \prime }-8 \left (x -4\right ) y^{\prime }+20 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.839

7552

\[ {}\left (2 x^{2}+4 x +5\right ) y^{\prime \prime }-20 \left (1+x \right ) y^{\prime }+60 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.053

7553

\[ {}\left (x^{3}+1\right ) y^{\prime \prime }+7 x^{2} y^{\prime }+9 x y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.331

7554

\[ {}\left (2 x^{5}+1\right ) y^{\prime \prime }+14 x^{4} y^{\prime }+10 x^{3} y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

83.076

7555

\[ {}y^{\prime \prime }+x^{6} y^{\prime }+7 x^{5} y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.924

7556

\[ {}\left (x^{8}+1\right ) y^{\prime \prime }-16 x^{7} y^{\prime }+72 x^{6} y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

160.967

7557

\[ {}y^{\prime \prime }+x^{5} y^{\prime }+6 y x^{4} = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.905

7558

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

55.138

7559

\[ {}\left (3 x^{2}+x +1\right ) y^{\prime \prime }+\left (2+15 x \right ) y^{\prime }+12 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

3.248

7560

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.903

7561

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.878

7562

\[ {}\left (2 x^{2}+3 x \right ) y^{\prime \prime }+10 \left (1+x \right ) y^{\prime }+8 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.053

7563

\[ {}x^{2} y^{\prime \prime }-\left (6-7 x \right ) y^{\prime }+8 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.573

7564

\[ {}\left (2 x^{2}+x +1\right ) y^{\prime \prime }+\left (1+7 x \right ) y^{\prime }+2 y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

3.07

7565

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.766

7566

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.786

7567

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.802

7568

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.749

7569

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.62

7570

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.428

7571

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.333

7572

\[ {}2 x^{2} \left (x^{2}+x +1\right ) y^{\prime \prime }+x \left (11 x^{2}+11 x +9\right ) y^{\prime }+\left (7 x^{2}+10 x +6\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

3.671

7573

\[ {}3 x^{2} y^{\prime \prime }+2 x \left (-2 x^{2}+x +1\right ) y^{\prime }+\left (-8 x^{2}+2 x \right ) y = 0 \]

kovacic

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

1.122

7574

\[ {}12 x^{2} \left (1+x \right ) y^{\prime \prime }+x \left (3 x^{2}+35 x +11\right ) y^{\prime }-\left (-5 x^{2}-10 x +1\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.388

7575

\[ {}x^{2} \left (10 x^{2}+x +5\right ) y^{\prime \prime }+x \left (48 x^{2}+3 x +4\right ) y^{\prime }+\left (36 x^{2}+x \right ) y = 0 \]

kovacic

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

3.028

7576

\[ {}18 x^{2} \left (1+x \right ) y^{\prime \prime }+3 x \left (x^{2}+11 x +5\right ) y^{\prime }-\left (-5 x^{2}-2 x +1\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.391

7577

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.907

7578

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.968

7579

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.091

7580

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.727

7581

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.275

7582

\[ {}2 x^{2} \left (x +3\right ) y^{\prime \prime }+x \left (1+5 x \right ) y^{\prime }+y \left (1+x \right ) = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.286

7583

\[ {}x^{2} \left (x +4\right ) y^{\prime \prime }-x \left (1-3 x \right ) y^{\prime }+y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.541

7584

\[ {}2 x^{2} y^{\prime \prime }+5 x y^{\prime }+y \left (1+x \right ) = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.772

7585

\[ {}6 x^{2} y^{\prime \prime }+x \left (10-x \right ) y^{\prime }-\left (2+x \right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.209

7586

\[ {}x^{2} \left (3+4 x \right ) y^{\prime \prime }+x \left (11+4 x \right ) y^{\prime }-\left (3+4 x \right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.213

7587

\[ {}2 x^{2} \left (3 x +2\right ) y^{\prime \prime }+x \left (4+11 x \right ) y^{\prime }-\left (1-x \right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.952

7588

\[ {}x^{2} \left (2+x \right ) y^{\prime \prime }+5 x \left (1-x \right ) y^{\prime }-\left (2-8 x \right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

2.171

7589

\[ {}8 x^{2} \left (-x^{2}+1\right ) y^{\prime \prime }+2 x \left (-13 x^{2}+1\right ) y^{\prime }+\left (-9 x^{2}+1\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.553

7590

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.059

7591

\[ {}x \left (x^{2}+3\right ) y^{\prime \prime }+\left (-x^{2}+2\right ) y^{\prime }-8 x y = 0 \]

kovacic

[[_2nd_order, _exact, _linear, _homogeneous]]

1.099

7592

\[ {}4 x^{2} \left (-x^{2}+1\right ) y^{\prime \prime }+x \left (-19 x^{2}+7\right ) y^{\prime }-\left (14 x^{2}+1\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.785

7593

\[ {}3 x^{2} \left (-x^{2}+2\right ) y^{\prime \prime }+x \left (-11 x^{2}+1\right ) y^{\prime }+\left (-5 x^{2}+1\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.487

7594

\[ {}2 x^{2} \left (x^{2}+2\right ) y^{\prime \prime }-x \left (-7 x^{2}+12\right ) y^{\prime }+\left (3 x^{2}+7\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.221

7595

\[ {}2 x^{2} \left (x^{2}+2\right ) y^{\prime \prime }+x \left (7 x^{2}+4\right ) y^{\prime }-\left (-3 x^{2}+1\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.164

7596

\[ {}2 x^{2} \left (2 x^{2}+1\right ) y^{\prime \prime }+5 x \left (6 x^{2}+1\right ) y^{\prime }-\left (-40 x^{2}+2\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.838

7597

\[ {}x \left (x^{2}+1\right ) y^{\prime \prime }+\left (7 x^{2}+4\right ) y^{\prime }+8 x y = 0 \]

kovacic

[[_2nd_order, _exact, _linear, _homogeneous]]

0.987

7598

\[ {}2 x^{2} \left (x^{2}+1\right ) y^{\prime \prime }+x \left (8 x^{2}+3\right ) y^{\prime }-\left (-4 x^{2}+3\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.195

7599

\[ {}9 x^{2} y^{\prime \prime }+3 x \left (x^{2}+3\right ) y^{\prime }-\left (-5 x^{2}+1\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.014

7600

\[ {}6 x^{2} y^{\prime \prime }+x \left (6 x^{2}+1\right ) y^{\prime }+\left (9 x^{2}+1\right ) y = 0 \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.312