2.16.60 Problems 5901 to 6000

Table 2.136: Main lookup table. Sorted sequentially by problem number.

#

ODE

Program classification

CAS classification

Solved?

Verified?

time (sec)

5901

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=4 x_{1}-x_{2} \\ x_{2}^{\prime }=5 x_{1}+2 x_{2} \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.526

5902

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=-2 x_{1}+x_{2} \\ x_{2}^{\prime }=x_{1}-2 x_{2} \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.316

5903

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=-2 x_{1}+x_{2}+2 \,{\mathrm e}^{-t} \\ x_{2}^{\prime }=x_{1}-2 x_{2}+3 t \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.73

5904

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=3 x_{1}-x_{2} \\ x_{2}^{\prime }=16 x_{1}-5 x_{2} \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.303

5905

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=x_{1}-2 x_{2} \\ x_{2}^{\prime }=3 x_{1}-4 x_{2} \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.309

5906

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=3 x_{1}-18 x_{2} \\ x_{2}^{\prime }=2 x_{1}-9 x_{2} \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.372

5907

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=-x_{1}+3 x_{2} \\ x_{2}^{\prime }=-3 x_{1}+5 x_{2} \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.237

5908

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=3 x_{1}-18 x_{2} \\ x_{2}^{\prime }=2 x_{1}-9 x_{2} \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.256

5909

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=3 x_{1}-x_{2} \\ x_{2}^{\prime }=4 x_{1}-2 x_{2} \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.274

5910

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=x_{1}+x_{2}-8 \\ x_{2}^{\prime }=x_{1}+x_{2}+3 \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.674

5911

\[ {}\left [\begin {array}{c} x_{1}^{\prime }=x_{1}+x_{2}-8 \\ x_{2}^{\prime }=x_{1}+x_{2}+3 \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.466

5912

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

quadrature

[_quadrature]

0.403

5913

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

kovacic, exact linear second order ode, second_order_integrable_as_is, second_order_ode_missing_y, second_order_ode_quadrature, second_order_linear_constant_coeff

[[_2nd_order, _quadrature]]

0.586

5914

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

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _quadrature]]

0.185

5915

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

exact, linear, separable, homogeneousTypeD2, first_order_ode_lie_symmetry_lookup

[_separable]

1.06

5916

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

1.023

5917

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

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

0.848

5918

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

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

1.159

5919

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

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

1.375

5920

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

quadrature

[_quadrature]

0.319

5921

\[ {}y^{\prime \prime } = 1+3 x \]

kovacic, exact linear second order ode, second_order_integrable_as_is, second_order_ode_missing_y, second_order_ode_quadrature, second_order_linear_constant_coeff

[[_2nd_order, _quadrature]]

0.64

5922

\[ {}y^{\prime } = k y \]

quadrature

[_quadrature]

0.533

5923

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

quadrature

[_quadrature]

0.277

5924

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[[_linear, ‘class A‘]]

0.675

5925

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[[_linear, ‘class A‘]]

0.69

5926

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[[_linear, ‘class A‘]]

0.788

5927

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[[_linear, ‘class A‘]]

0.707

5928

\[ {}y^{\prime }+i y = x \]

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[[_linear, ‘class A‘]]

0.693

5929

\[ {}L y^{\prime }+R y = E \]

quadrature

[_quadrature]

0.819

5930

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

i.c.

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[[_linear, ‘class A‘]]

1.498

5931

\[ {}L y^{\prime }+R y = E \,{\mathrm e}^{i \omega x} \]

i.c.

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[[_linear, ‘class A‘]]

1.25

5932

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[[_linear, ‘class A‘]]

0.949

5933

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

exact, linear, separable, first_order_ode_lie_symmetry_lookup

[_separable]

1.325

5934

\[ {}x y^{\prime }+y = 3 x^{3}-1 \]

exact, linear, differentialType, first_order_ode_lie_symmetry_lookup

[_linear]

0.842

5935

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

exact, linear, separable, first_order_ode_lie_symmetry_lookup

[_separable]

1.077

5936

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.961

5937

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

0.701

5938

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

i.c.

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

1.123

5939

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

exact, linear, differentialType, first_order_ode_lie_symmetry_lookup

[_linear]

0.868

5940

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[[_linear, ‘class A‘]]

0.91

5941

\[ {}y^{\prime } = y+1 \]

i.c.

quadrature

[_quadrature]

0.38

5942

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

i.c.

quadrature

[_quadrature]

0.312

5943

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

i.c.

quadrature

[_quadrature]

0.155

5944

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

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

1.197

5945

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

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

1.757

5946

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

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

1.253

5947

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

kovacic, exact linear second order ode, second_order_integrable_as_is, second_order_ode_missing_y, second_order_ode_quadrature, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _quadrature]]

0.586

5948

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.562

5949

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.391

5950

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.33

5951

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.451

5952

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.451

5953

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

i.c.

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

1.95

5954

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

i.c.

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

0.652

5955

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

i.c.

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

1.816

5956

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

i.c.

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

0.593

5957

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.473

5958

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

1.129

5959

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.533

5960

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

i.c.

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

6.344

5961

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.658

5962

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.788

5963

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.684

5964

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.69

5965

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.666

5966

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.503

5967

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

1.153

5968

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.475

5969

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.388

5970

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.44

5971

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

2.286

5972

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

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _missing_x]]

0.482

5973

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _missing_x]]

0.957

5974

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

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _missing_x]]

0.22

5975

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

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _missing_x]]

0.201

5976

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _missing_x]]

0.463

5977

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _missing_x]]

0.323

5978

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

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _missing_x]]

0.267

5979

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

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _missing_x]]

0.172

5980

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

i.c.

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _missing_x]]

0.397

5981

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

i.c.

higher_order_linear_constant_coefficients_ODE

[[_high_order, _missing_x]]

0.951

5982

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

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

0.71

5983

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

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

0.634

5984

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _missing_x]]

0.299

5985

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _missing_x]]

0.342

5986

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _missing_x]]

0.28

5987

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

i.c.

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _missing_x]]

0.982

5988

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

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _missing_x]]

0.171

5989

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

kovacic, second_order_linear_constant_coeff, linear_second_order_ode_solved_by_an_integrating_factor

[[_2nd_order, _missing_x]]

0.365

5990

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

i.c.

unknown

[[_high_order, _missing_x]]

N/A

0.0

5991

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

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _with_linear_symmetries]]

1.712

5992

\[ {}y^{\prime \prime \prime }-8 y = {\mathrm e}^{i x} \]

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _with_linear_symmetries]]

2.415

5993

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _linear, _nonhomogeneous]]

7.905

5994

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _with_linear_symmetries]]

0.226

5995

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _linear, _nonhomogeneous]]

2.013

5996

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

kovacic, second_order_linear_constant_coeff, linear_second_order_ode_solved_by_an_integrating_factor

[[_2nd_order, _linear, _nonhomogeneous]]

1.722

5997

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.48

5998

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.589

5999

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.568

6000

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.651