2.2.127 Problems 12601 to 12700

Table 2.255: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

time (sec)

12601

\[ {}4 x y^{2}+6 y+\left (5 x^{2} y+8 x \right ) y^{\prime } = 0 \]

[[_homogeneous, ‘class G‘], _rational, [_Abel, ‘2nd type‘, ‘class B‘]]

1.541

12602

\[ {}8 x^{2} y^{3}-2 y^{4}+\left (5 x^{3} y^{2}-8 x y^{3}\right ) y^{\prime } = 0 \]

[[_homogeneous, ‘class G‘], _rational, [_Abel, ‘2nd type‘, ‘class B‘]]

1.546

12603

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

[[_homogeneous, ‘class C‘], _exact, _rational, [_Abel, ‘2nd type‘, ‘class A‘]]

2.224

12604

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

[[_homogeneous, ‘class C‘], _rational, [_Abel, ‘2nd type‘, ‘class A‘]]

1.214

12605

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

[[_homogeneous, ‘class C‘], _rational, [_Abel, ‘2nd type‘, ‘class A‘]]

1.700

12606

\[ {}10 x -4 y+12-\left (x +5 y+3\right ) y^{\prime } = 0 \]

[[_homogeneous, ‘class C‘], _rational, [_Abel, ‘2nd type‘, ‘class A‘]]

3.407

12607

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

[[_homogeneous, ‘class C‘], _exact, _rational, [_Abel, ‘2nd type‘, ‘class A‘]]

3.109

12608

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

[[_homogeneous, ‘class C‘], _rational, [_Abel, ‘2nd type‘, ‘class A‘]]

7.352

12609

\[ {}2 x +3 y+1+\left (4 x +6 y+1\right ) y^{\prime } = 0 \]
i.c.

[[_homogeneous, ‘class C‘], _rational, [_Abel, ‘2nd type‘, ‘class A‘]]

1.632

12610

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

[[_homogeneous, ‘class C‘], _rational, [_Abel, ‘2nd type‘, ‘class A‘]]

1.900

12611

\[ {}y^{\prime \prime }+5 y^{\prime }+6 y = {\mathrm e}^{x} \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

1.095

12612

\[ {}y^{\prime \prime }+5 y^{\prime }+6 y = {\mathrm e}^{x} \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

1.189

12613

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

[[_2nd_order, _with_linear_symmetries]]

0.494

12614

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

[[_2nd_order, _missing_x]]

0.714

12615

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

[[_2nd_order, _missing_x]]

0.978

12616

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

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

1.849

12617

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

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

1.427

12618

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

[[_2nd_order, _missing_x]]

0.717

12619

\[ {}y^{\prime \prime \prime }-6 y^{\prime \prime }+5 y^{\prime }+12 y = 0 \]

[[_3rd_order, _missing_x]]

0.103

12620

\[ {}x^{3} y^{\prime \prime \prime }-4 x^{2} y^{\prime \prime }+8 y^{\prime } x -8 y = 0 \]

[[_3rd_order, _with_linear_symmetries]]

0.121

12621

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

[[_Emden, _Fowler]]

0.292

12622

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

[[_2nd_order, _with_linear_symmetries]]

0.306

12623

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

[_Gegenbauer]

0.312

12624

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

[[_2nd_order, _with_linear_symmetries]]

0.327

12625

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

[[_2nd_order, _with_linear_symmetries]]

0.322

12626

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

[[_2nd_order, _with_linear_symmetries]]

0.327

12627

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

[[_2nd_order, _with_linear_symmetries]]

1.034

12628

\[ {}y^{\prime \prime }-5 y^{\prime }+6 y = 2-12 x +6 \,{\mathrm e}^{x} \]

[[_2nd_order, _with_linear_symmetries]]

1.078

12629

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

[[_2nd_order, _missing_x]]

0.727

12630

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

[[_2nd_order, _missing_x]]

0.719

12631

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

[[_2nd_order, _missing_x]]

0.727

12632

\[ {}3 y^{\prime \prime }-14 y^{\prime }-5 y = 0 \]

[[_2nd_order, _missing_x]]

0.763

12633

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

[[_3rd_order, _missing_x]]

0.062

12634

\[ {}y^{\prime \prime \prime }-6 y^{\prime \prime }+5 y^{\prime }+12 y = 0 \]

[[_3rd_order, _missing_x]]

0.063

12635

\[ {}y^{\prime \prime }-8 y^{\prime }+16 y = 0 \]

[[_2nd_order, _missing_x]]

0.743

12636

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

[[_2nd_order, _missing_x]]

0.735

12637

\[ {}y^{\prime \prime }-4 y^{\prime }+13 y = 0 \]

[[_2nd_order, _missing_x]]

1.467

12638

\[ {}y^{\prime \prime }+6 y^{\prime }+25 y = 0 \]

[[_2nd_order, _missing_x]]

1.418

12639

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

[[_2nd_order, _missing_x]]

1.684

12640

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

[[_2nd_order, _missing_x]]

1.703

12641

\[ {}y^{\prime \prime \prime }-5 y^{\prime \prime }+7 y^{\prime }-3 y = 0 \]

[[_3rd_order, _missing_x]]

0.062

12642

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

[[_3rd_order, _missing_x]]

0.065

12643

\[ {}y^{\prime \prime \prime }-6 y^{\prime \prime }+12 y^{\prime }-8 y = 0 \]

[[_3rd_order, _missing_x]]

0.060

12644

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

[[_3rd_order, _missing_x]]

0.069

12645

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

[[_3rd_order, _missing_x]]

0.062

12646

\[ {}y^{\prime \prime \prime \prime }+8 y^{\prime \prime }+16 y = 0 \]

[[_high_order, _missing_x]]

0.077

12647

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

[[_high_order, _missing_x]]

0.067

12648

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

[[_high_order, _missing_x]]

0.066

12649

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

[[_high_order, _missing_x]]

0.073

12650

\[ {}y^{\prime \prime \prime \prime }+6 y^{\prime \prime \prime }+15 y^{\prime \prime }+20 y^{\prime }+12 y = 0 \]

[[_high_order, _missing_x]]

0.074

12651

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

[[_high_order, _missing_x]]

0.076

12652

\[ {}y^{\left (5\right )} = 0 \]

[[_high_order, _quadrature]]

0.034

12653

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

[[_2nd_order, _missing_x]]

0.944

12654

\[ {}y^{\prime \prime }+7 y^{\prime }+10 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

0.937

12655

\[ {}y^{\prime \prime }-6 y^{\prime }+8 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

0.934

12656

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

[[_2nd_order, _missing_x]]

1.036

12657

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

[[_2nd_order, _missing_x]]

1.023

12658

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

[[_2nd_order, _missing_x]]

1.073

12659

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

[[_2nd_order, _missing_x]]

1.012

12660

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

[[_2nd_order, _missing_x]]

1.047

12661

\[ {}y^{\prime \prime }-4 y^{\prime }+29 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

1.800

12662

\[ {}y^{\prime \prime }+6 y^{\prime }+58 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

1.994

12663

\[ {}y^{\prime \prime }+6 y^{\prime }+13 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

1.815

12664

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

[[_2nd_order, _missing_x]]

1.776

12665

\[ {}9 y^{\prime \prime }+6 y^{\prime }+5 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

1.724

12666

\[ {}4 y^{\prime \prime }+4 y^{\prime }+37 y = 0 \]
i.c.

[[_2nd_order, _missing_x]]

1.875

12667

\[ {}y^{\prime \prime \prime }-6 y^{\prime \prime }+11 y^{\prime }-6 y = 0 \]
i.c.

[[_3rd_order, _missing_x]]

0.126

12668

\[ {}y^{\prime \prime \prime }-2 y^{\prime \prime }+4 y^{\prime }-8 y = 0 \]
i.c.

[[_3rd_order, _missing_x]]

0.078

12669

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

[[_3rd_order, _missing_x]]

0.125

12670

\[ {}y^{\prime \prime \prime }-5 y^{\prime \prime }+9 y^{\prime }-5 y = 0 \]
i.c.

[[_3rd_order, _missing_x]]

0.079

12671

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

[[_high_order, _missing_x]]

0.072

12672

\[ {}y^{\prime \prime \prime \prime }+3 y^{\prime \prime \prime }+y^{\prime \prime }+13 y^{\prime }+30 y = 0 \]

[[_high_order, _missing_x]]

0.071

12673

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

[[_2nd_order, _with_linear_symmetries]]

13.839

12674

\[ {}y^{\prime \prime }-2 y^{\prime }-8 y = 4 \,{\mathrm e}^{2 x}-21 \,{\mathrm e}^{-3 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.546

12675

\[ {}y^{\prime \prime }+2 y^{\prime }+5 y = 6 \sin \left (2 x \right )+7 \cos \left (2 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

17.162

12676

\[ {}y^{\prime \prime }+2 y^{\prime }+2 y = 10 \sin \left (4 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

12.150

12677

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

[[_2nd_order, _linear, _nonhomogeneous]]

24.678

12678

\[ {}y^{\prime \prime }-3 y^{\prime }-4 y = 16 x -12 \,{\mathrm e}^{2 x} \]

[[_2nd_order, _with_linear_symmetries]]

1.910

12679

\[ {}y^{\prime \prime }+6 y^{\prime }+5 y = 2 \,{\mathrm e}^{x}+10 \,{\mathrm e}^{5 x} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.011

12680

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

[[_2nd_order, _linear, _nonhomogeneous]]

9.340

12681

\[ {}y^{\prime \prime \prime }+4 y^{\prime \prime }+y^{\prime }-6 y = -18 x^{2}+1 \]

[[_3rd_order, _with_linear_symmetries]]

0.111

12682

\[ {}y^{\prime \prime \prime }+2 y^{\prime \prime }-3 y^{\prime }-10 y = 8 x \,{\mathrm e}^{-2 x} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.129

12683

\[ {}y^{\prime \prime \prime }+y^{\prime \prime }+3 y^{\prime }-5 y = 5 \sin \left (2 x \right )+10 x^{2}+3 x +7 \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.224

12684

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

[[_3rd_order, _linear, _nonhomogeneous]]

0.113

12685

\[ {}y^{\prime \prime }+y^{\prime }-6 y = 10 \,{\mathrm e}^{2 x}-18 \,{\mathrm e}^{3 x}-6 x -11 \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.716

12686

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.293

12687

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

[[_3rd_order, _linear, _nonhomogeneous]]

0.142

12688

\[ {}y^{\prime \prime \prime }-2 y^{\prime \prime }-y^{\prime }+2 y = 9 \,{\mathrm e}^{2 x}-8 \,{\mathrm e}^{3 x} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.138

12689

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

[[_3rd_order, _missing_y]]

0.837

12690

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

[[_high_order, _missing_y]]

0.159

12691

\[ {}y^{\prime \prime \prime }-6 y^{\prime \prime }+11 y^{\prime }-6 y = x \,{\mathrm e}^{x}-4 \,{\mathrm e}^{2 x}+6 \,{\mathrm e}^{4 x} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.174

12692

\[ {}y^{\prime \prime \prime }-4 y^{\prime \prime }+5 y^{\prime }-2 y = 3 x^{2} {\mathrm e}^{x}-7 \,{\mathrm e}^{x} \]

[[_3rd_order, _linear, _nonhomogeneous]]

0.145

12693

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

[[_2nd_order, _linear, _nonhomogeneous]]

2.457

12694

\[ {}y^{\prime \prime }+4 y = 12 x^{2}-16 x \cos \left (2 x \right ) \]

[[_2nd_order, _linear, _nonhomogeneous]]

5.959

12695

\[ {}y^{\prime \prime \prime \prime }+2 y^{\prime \prime \prime }-3 y^{\prime \prime } = 18 x^{2}+16 x \,{\mathrm e}^{x}+4 \,{\mathrm e}^{3 x}-9 \]

[[_high_order, _missing_y]]

0.176

12696

\[ {}y^{\prime \prime \prime \prime }-5 y^{\prime \prime \prime }+7 y^{\prime \prime }-5 y^{\prime }+6 y = 5 \sin \left (x \right )-12 \sin \left (2 x \right ) \]

[[_high_order, _linear, _nonhomogeneous]]

1.159

12697

\[ {}y^{\prime \prime }-4 y^{\prime }+3 y = 9 x^{2}+4 \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

1.343

12698

\[ {}y^{\prime \prime }+5 y^{\prime }+4 y = 16 x +20 \,{\mathrm e}^{x} \]
i.c.

[[_2nd_order, _with_linear_symmetries]]

1.297

12699

\[ {}y^{\prime \prime }-8 y^{\prime }+15 y = 9 x \,{\mathrm e}^{2 x} \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

1.101

12700

\[ {}y^{\prime \prime }+7 y^{\prime }+10 y = 4 x \,{\mathrm e}^{-3 x} \]
i.c.

[[_2nd_order, _linear, _nonhomogeneous]]

1.271