2.2.38 Problems 3701 to 3800

Table 2.77: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

time (sec)

3701

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

[[_3rd_order, _missing_x]]

0.072

3702

\[ {}y^{\prime \prime \prime }+3 y^{\prime \prime }-18 y^{\prime }-40 y = 0 \]

[[_3rd_order, _missing_x]]

0.072

3703

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

[[_3rd_order, _missing_x]]

0.068

3704

\[ {}y^{\prime \prime \prime }+y^{\prime \prime }-10 y^{\prime }+8 y = 0 \]

[[_3rd_order, _missing_x]]

0.075

3705

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

[[_high_order, _missing_x]]

0.075

3706

\[ {}y^{\prime \prime \prime \prime }-13 y^{\prime \prime }+36 y = 0 \]

[[_high_order, _missing_x]]

0.073

3707

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

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

1.076

3708

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

[[_2nd_order, _exact, _linear, _homogeneous]]

1.439

3709

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

[[_3rd_order, _exact, _linear, _homogeneous]]

0.128

3710

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

[[_3rd_order, _missing_y]]

0.129

3711

\[ {}y^{\prime \prime }+y^{\prime }-6 y = 18 \,{\mathrm e}^{5 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.079

3712

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

[[_2nd_order, _with_linear_symmetries]]

1.149

3713

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

[[_3rd_order, _with_linear_symmetries]]

0.124

3714

\[ {}y^{\prime \prime \prime }+y^{\prime \prime }-10 y^{\prime }+8 y = 24 \,{\mathrm e}^{-3 x} \]

[[_3rd_order, _with_linear_symmetries]]

0.135

3715

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

[[_3rd_order, _missing_y]]

0.121

3716

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

[[_2nd_order, _with_linear_symmetries]]

1.902

3717

\[ {}y^{\prime \prime }+4 y^{\prime }+4 y = 5 x \,{\mathrm e}^{-2 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.062

3718

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

[[_2nd_order, _linear, _nonhomogeneous]]

3.717

3719

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

[[_2nd_order, _with_linear_symmetries]]

1.131

3720

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

[[_2nd_order, _linear, _nonhomogeneous]]

13.005

3721

\[ {}y^{\prime \prime \prime }+2 y^{\prime \prime }-5 y^{\prime }-6 y = 4 x^{2} \]

[[_3rd_order, _with_linear_symmetries]]

0.125

3722

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

[[_3rd_order, _with_linear_symmetries]]

0.132

3723

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

[[_3rd_order, _linear, _nonhomogeneous]]

0.175

3724

\[ {}y^{\prime \prime }+9 y = 5 \cos \left (2 x \right ) \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

4.000

3725

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.290

3726

\[ {}y^{\prime \prime }+y^{\prime }-2 y = -10 \sin \left (x \right ) \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

1.617

3727

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.622

3728

\[ {}y^{\prime \prime }+\omega ^{2} y = \frac {F_{0} \cos \left (\omega t \right )}{m} \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

2.187

3729

\[ {}y^{\prime \prime }-4 y^{\prime }+6 y = 7 \,{\mathrm e}^{2 x} \]

[[_2nd_order, _with_linear_symmetries]]

19.028

3730

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

[[_3rd_order, _linear, _nonhomogeneous]]

0.144

3731

\[ {}y^{\prime \prime \prime \prime }+104 y^{\prime \prime \prime }+2740 y^{\prime \prime } = 5 \,{\mathrm e}^{-2 x} \cos \left (3 x \right ) \]

[[_high_order, _missing_y]]

0.211

3732

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.989

3733

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

[[_2nd_order, _linear, _nonhomogeneous]]

5.438

3734

\[ {}y^{\prime \prime }-16 y = 20 \cos \left (4 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.579

3735

\[ {}y^{\prime \prime }+2 y^{\prime }+y = 50 \sin \left (3 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.542

3736

\[ {}y^{\prime \prime }-y = 10 \,{\mathrm e}^{2 x} \cos \left (x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.510

3737

\[ {}y^{\prime \prime }+4 y^{\prime }+4 y = 169 \sin \left (3 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.508

3738

\[ {}y^{\prime \prime }-y^{\prime }-2 y = 40 \sin \left (x \right )^{2} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.714

3739

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

[[_2nd_order, _linear, _nonhomogeneous]]

2.760

3740

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

[[_2nd_order, _linear, _nonhomogeneous]]

5.408

3741

\[ {}y^{\prime \prime }-4 y = 100 x \,{\mathrm e}^{x} \sin \left (x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.695

3742

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

[[_2nd_order, _linear, _nonhomogeneous]]

13.688

3743

\[ {}y^{\prime \prime }-2 y^{\prime }+10 y = 24 \,{\mathrm e}^{x} \cos \left (3 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

20.135

3744

\[ {}y^{\prime \prime }+16 y = 34 \,{\mathrm e}^{x}+16 \cos \left (4 x \right )-8 \sin \left (4 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

6.839

3745

\[ {}y^{\prime \prime }-6 y^{\prime }+9 y = 4 \,{\mathrm e}^{3 x} \ln \left (x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.337

3746

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.210

3747

\[ {}y^{\prime \prime }+9 y = 18 \sec \left (3 x \right )^{3} \]

[[_2nd_order, _linear, _nonhomogeneous]]

3.074

3748

\[ {}y^{\prime \prime }+6 y^{\prime }+9 y = \frac {2 \,{\mathrm e}^{-3 x}}{x^{2}+1} \]

[[_2nd_order, _linear, _nonhomogeneous]]

4.013

3749

\[ {}y^{\prime \prime }-4 y = \frac {8}{{\mathrm e}^{2 x}+1} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.521

3750

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

[[_2nd_order, _linear, _nonhomogeneous]]

43.078

3751

\[ {}y^{\prime \prime }+9 y = \frac {36}{4-\cos \left (3 x \right )^{2}} \]

[[_2nd_order, _linear, _nonhomogeneous]]

29.645

3752

\[ {}y^{\prime \prime }-10 y^{\prime }+25 y = \frac {2 \,{\mathrm e}^{5 x}}{x^{2}+4} \]

[[_2nd_order, _linear, _nonhomogeneous]]

2.859

3753

\[ {}y^{\prime \prime }-6 y^{\prime }+13 y = 4 \,{\mathrm e}^{3 x} \sec \left (2 x \right )^{2} \]

[[_2nd_order, _linear, _nonhomogeneous]]

13.763

3754

\[ {}y^{\prime \prime }+y = \sec \left (x \right )+4 \,{\mathrm e}^{x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

5.741

3755

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

[[_2nd_order, _linear, _nonhomogeneous]]

5.021

3756

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

[[_2nd_order, _linear, _nonhomogeneous]]

2.019

3757

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

[[_2nd_order, _linear, _nonhomogeneous]]

4.078

3758

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.292

3759

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.362

3760

\[ {}y^{\prime \prime }+2 y^{\prime }+17 y = \frac {64 \,{\mathrm e}^{-x}}{3+\sin \left (4 x \right )^{2}} \]

[[_2nd_order, _linear, _nonhomogeneous]]

50.790

3761

\[ {}y^{\prime \prime }+4 y^{\prime }+4 y = \frac {4 \,{\mathrm e}^{-2 x}}{x^{2}+1}+2 x^{2}-1 \]

[[_2nd_order, _linear, _nonhomogeneous]]

2.029

3762

\[ {}y^{\prime \prime }+4 y^{\prime }+4 y = 15 \,{\mathrm e}^{-2 x} \ln \left (x \right )+25 \cos \left (x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

2.263

3763

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

[[_3rd_order, _linear, _nonhomogeneous]]

0.330

3764

\[ {}y^{\prime \prime \prime }-6 y^{\prime \prime }+12 y^{\prime }-8 y = 36 \,{\mathrm e}^{2 x} \ln \left (x \right ) \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.358

3765

\[ {}y^{\prime \prime \prime }+3 y^{\prime \prime }+3 y^{\prime }+y = \frac {2 \,{\mathrm e}^{-x}}{x^{2}+1} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.375

3766

\[ {}y^{\prime \prime \prime }-6 y^{\prime \prime }+9 y^{\prime } = 12 \,{\mathrm e}^{3 x} \]

[[_3rd_order, _missing_y]]

0.140

3767

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.887

3768

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.803

3769

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.905

3770

\[ {}y^{\prime \prime }+4 y^{\prime }-12 y = F \left (x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

0.994

3771

\[ {}y^{\prime \prime }-4 y^{\prime }+4 y = 5 x \,{\mathrm e}^{2 x} \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

1.638

3772

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

[[_2nd_order, _linear, _nonhomogeneous]]

3.862

3773

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

2.642

3774

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

2.963

3775

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

[[_2nd_order, _with_linear_symmetries]]

5.889

3776

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

[[_2nd_order, _linear, _nonhomogeneous]]

24.847

3777

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

[[_2nd_order, _linear, _nonhomogeneous]]

12.729

3778

\[ {}x^{2} y^{\prime \prime }+6 x y^{\prime }+6 y = 4 \,{\mathrm e}^{2 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

2.361

3779

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

[[_2nd_order, _linear, _nonhomogeneous]]

2.008

3780

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

[[_2nd_order, _linear, _nonhomogeneous]]

2.301

3781

\[ {}x^{2} y^{\prime \prime }-x y^{\prime }+5 y = 0 \]
i.c.

[[_Emden, _Fowler]]

4.324

3782

\[ {}t^{2} y^{\prime \prime }+t y^{\prime }+25 y = 0 \]
i.c.

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

2.386

3783

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

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

0.370

3784

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

[[_2nd_order, _with_linear_symmetries]]

0.356

3785

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

[[_2nd_order, _with_linear_symmetries]]

0.426

3786

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

[_Gegenbauer]

0.384

3787

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

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

0.427

3788

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

[[_2nd_order, _with_linear_symmetries]]

0.429

3789

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.619

3790

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

[[_2nd_order, _with_linear_symmetries]]

0.517

3791

\[ {}x^{2} y^{\prime \prime }-3 x y^{\prime }+4 y = 8 x^{4} \]

[[_2nd_order, _with_linear_symmetries]]

0.457

3792

\[ {}y^{\prime \prime }-6 y^{\prime }+9 y = 15 \,{\mathrm e}^{3 x} \sqrt {x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

0.552

3793

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.575

3794

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.463

3795

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

[[_3rd_order, _missing_x]]

0.091

3796

\[ {}y^{\prime \prime \prime }+11 y^{\prime \prime }+36 y^{\prime }+26 y = 0 \]

[[_3rd_order, _missing_x]]

0.079

3797

\[ {}y^{\prime \prime }+6 y^{\prime }+9 y = 4 \,{\mathrm e}^{-3 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.127

3798

\[ {}y^{\prime \prime }+6 y^{\prime }+9 y = 4 \,{\mathrm e}^{-2 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.135

3799

\[ {}y^{\prime \prime \prime }-6 y^{\prime \prime }+25 y^{\prime } = x^{2} \]

[[_3rd_order, _missing_y]]

0.136

3800

\[ {}y^{\prime \prime \prime }-6 y^{\prime \prime }+25 y^{\prime } = \sin \left (4 x \right ) \]

[[_3rd_order, _missing_y]]

0.188