2.16.36 Problems 3501 to 3600

Table 2.88: Main lookup table. Sorted sequentially by problem number.

#

ODE

Program classification

CAS classification

Solved?

Verified?

time (sec)

3501

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

bernoulli, first_order_ode_lie_symmetry_lookup

[[_1st_order, _with_linear_symmetries], _rational, _Bernoulli]

0.63

3502

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

riccati

[_rational, _Riccati]

1.006

3503

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

bernoulli, first_order_ode_lie_symmetry_lookup

[[_homogeneous, ‘class G‘], _rational, _Bernoulli]

0.784

3504

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

bernoulli, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_Bernoulli]

1.441

3505

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

exact, linear, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.778

3506

\[ {}x^{2} y^{\prime } = a +b x +c \,x^{2}+x y \]

linear, homogeneousTypeD2, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.619

3507

\[ {}x^{2} y^{\prime } = a +b x +c \,x^{2}-x y \]

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.617

3508

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.543

3509

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.555

3510

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

exact, linear, separable, homogeneousTypeD2, first_order_ode_lie_symmetry_lookup

[_separable]

0.684

3511

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.626

3512

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.617

3513

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

riccati, homogeneousTypeD2, first_order_ode_lie_symmetry_calculated

[[_homogeneous, ‘class A‘], _rational, _Riccati]

0.688

3514

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

riccati, homogeneousTypeMapleC, first_order_ode_lie_symmetry_calculated

[[_homogeneous, ‘class C‘], _rational, _Riccati]

1.639

3515

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

exact, riccati, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.772

3516

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

riccati, bernoulli, exactByInspection, homogeneousTypeD2, first_order_ode_lie_symmetry_lookup

[[_homogeneous, ‘class A‘], _rational, _Bernoulli]

0.651

3517

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

riccati, bernoulli, homogeneousTypeD2, first_order_ode_lie_symmetry_lookup

[[_homogeneous, ‘class A‘], _rational, _Bernoulli]

0.786

3518

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

riccati, homogeneousTypeD2, first_order_ode_lie_symmetry_calculated

[[_homogeneous, ‘class A‘], _rational, _Riccati]

1.764

3519

\[ {}x^{2} y^{\prime } = a +b \,x^{n}+x^{2} y^{2} \]

riccati

[_rational, _Riccati]

1.918

3520

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

riccati, exactWithIntegrationFactor, first_order_ode_lie_symmetry_calculated

[[_homogeneous, ‘class G‘], _rational, _Riccati]

1.003

3521

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

riccati

[_rational, _Riccati]

1.275

3522

\[ {}x^{2} y^{\prime } = a +b \,x^{2} y^{2} \]

riccati, exactWithIntegrationFactor, first_order_ode_lie_symmetry_calculated

[[_homogeneous, ‘class G‘], _rational, [_Riccati, _special]]

1.735

3523

\[ {}x^{2} y^{\prime } = a +b \,x^{n}+c \,x^{2} y^{2} \]

riccati

[_rational, _Riccati]

1.972

3524

\[ {}x^{2} y^{\prime } = a +b x y+c \,x^{2} y^{2} \]

riccati, exactWithIntegrationFactor, first_order_ode_lie_symmetry_calculated

[[_homogeneous, ‘class G‘], _rational, _Riccati]

2.024

3525

\[ {}x^{2} y^{\prime } = a +b x y+c \,x^{4} y^{2} \]

riccati

[_rational, _Riccati]

1.576

3526

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

bernoulli, homogeneousTypeD2, first_order_ode_lie_symmetry_lookup

[[_homogeneous, ‘class D‘], _rational, _Bernoulli]

0.843

3527

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

bernoulli, first_order_ode_lie_symmetry_lookup

[[_homogeneous, ‘class G‘], _rational, _Bernoulli]

0.528

3528

\[ {}x^{2} y^{\prime } = a \,x^{2} y^{2}-a y^{3} \]

abelFirstKind

[_rational, _Abel]

N/A

1.148

3529

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

abelFirstKind

[_rational, _Abel]

N/A

1.58

3530

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

bernoulli, first_order_ode_lie_symmetry_lookup

[[_homogeneous, ‘class G‘], _rational, _Bernoulli]

1.39

3531

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

bernoulli, first_order_ode_lie_symmetry_lookup

[[_homogeneous, ‘class G‘], _rational, _Bernoulli]

0.869

3532

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

unknown

[‘y=_G(x,y’)‘]

N/A

2.119

3533

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.68

3534

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.638

3535

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

linear, homogeneousTypeD2, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.663

3536

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.552

3537

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

linear, homogeneousTypeD2, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.687

3538

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.573

3539

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

exact, linear, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.63

3540

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.615

3541

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.617

3542

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.511

3543

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.514

3544

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

exact, linear, separable, homogeneousTypeD2, first_order_ode_lie_symmetry_lookup

[_separable]

0.552

3545

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

exact, linear, differentialType, first_order_ode_lie_symmetry_lookup

[_linear]

0.527

3546

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.504

3547

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

exact, linear, first_order_ode_lie_symmetry_lookup

[_linear]

1.158

3548

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

exact, linear, first_order_ode_lie_symmetry_lookup

[_linear]

0.573

3549

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.566

3550

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

exact, linear, separable, homogeneousTypeD2, first_order_ode_lie_symmetry_lookup

[_separable]

0.69

3551

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

exact, riccati, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.555

3552

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

exact, riccati, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.515

3553

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

riccati, first_order_ode_lie_symmetry_calculated

[_rational, [_1st_order, ‘_with_symmetry_[F(x),G(x)]‘], _Riccati]

1.006

3554

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

riccati

[_rational, _Riccati]

1.596

3555

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

exact, riccati, bernoulli, separable, first_order_ode_lie_symmetry_lookup

[_separable]

1.104

3556

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

exact, riccati, bernoulli, separable, first_order_ode_lie_symmetry_lookup

[_separable]

1.698

3557

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

abelFirstKind

[_rational, _Abel]

N/A

65.437

3558

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

unknown

[‘y=_G(x,y’)‘]

N/A

2.553

3559

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

1.236

3560

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

riccati, bernoulli, first_order_ode_lie_symmetry_lookup

[_rational, _Bernoulli]

0.651

3561

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

linear, homogeneousTypeD2, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.928

3562

\[ {}\left (a^{2}+x^{2}\right ) y^{\prime } = \left (b +y\right ) \left (x +\sqrt {a^{2}+x^{2}}\right ) \]

exact, linear, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.938

3563

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

riccati, bernoulli, first_order_ode_lie_symmetry_lookup

[_rational, _Bernoulli]

0.622

3564

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

riccati, first_order_ode_lie_symmetry_calculated

[_rational, _Riccati]

3.102

3565

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

exact, riccati, bernoulli, separable, first_order_ode_lie_symmetry_lookup

[_separable]

1.346

3566

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.7

3567

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.61

3568

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.554

3569

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

exact, linear, separable, homogeneousTypeD2, first_order_ode_lie_symmetry_lookup

[_separable]

0.655

3570

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.641

3571

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.671

3572

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.667

3573

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.694

3574

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.669

3575

\[ {}x \left (x +a \right ) y^{\prime } = \left (b +c y\right ) y \]

exact, riccati, bernoulli, separable, first_order_ode_lie_symmetry_lookup

[_separable]

3.375

3576

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

exact, linear, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.874

3577

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

riccati, first_order_ode_lie_symmetry_calculated

[[_homogeneous, ‘class C‘], _rational, _Riccati]

1.631

3578

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

exact, linear, separable, homogeneousTypeD2, first_order_ode_lie_symmetry_lookup

[_separable]

1.49

3579

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.894

3580

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

exact, riccati, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.829

3581

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

exact, riccati, separable, first_order_ode_lie_symmetry_lookup

[_separable]

2.154

3582

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

riccati, first_order_ode_lie_symmetry_calculated

[_rational, [_1st_order, ‘_with_symmetry_[F(x),G(x)]‘], _Riccati]

2.243

3583

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

exact, linear, separable, homogeneousTypeD2, first_order_ode_lie_symmetry_lookup

[_separable]

0.647

3584

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

1.017

3585

\[ {}2 x^{2} y^{\prime }+1+2 x y-x^{2} y^{2} = 0 \]

riccati, exactWithIntegrationFactor, first_order_ode_lie_symmetry_calculated

[[_homogeneous, ‘class G‘], _rational, _Riccati]

0.979

3586

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

riccati, homogeneousTypeD2

[[_homogeneous, ‘class D‘], _Riccati]

1.714

3587

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

1.693

3588

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

exact, linear, differentialType, first_order_ode_lie_symmetry_lookup

[_linear]

0.632

3589

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

riccati, exactWithIntegrationFactor, first_order_ode_lie_symmetry_calculated

[_rational, [_1st_order, ‘_with_symmetry_[F(x),G(x)]‘], _Riccati]

1.909

3590

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.797

3591

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

riccati

[_rational, _Riccati]

1.364

3592

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.979

3593

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.651

3594

\[ {}a \,x^{2} y^{\prime } = x^{2}+a x y+y^{2} b^{2} \]

riccati, homogeneousTypeD2, first_order_ode_lie_symmetry_calculated

[[_homogeneous, ‘class A‘], _rational, _Riccati]

0.956

3595

\[ {}\left (b \,x^{2}+a \right ) y^{\prime } = A +B y^{2} \]

exact, riccati, separable, first_order_ode_lie_symmetry_lookup

[_separable]

1.681

3596

\[ {}\left (b \,x^{2}+a \right ) y^{\prime } = c x y \ln \left (y\right ) \]

exact, separable, first_order_ode_lie_symmetry_lookup

[_separable]

1.227

3597

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

exact, linear, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.753

3598

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

abelFirstKind

[_rational, _Abel]

N/A

4.153

3599

\[ {}x^{3} y^{\prime } = a +b \,x^{2} y \]

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.656

3600

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

linear, homogeneousTypeD2, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.605