2.16.123 Problems 12201 to 12300

Table 2.262: Main lookup table. Sorted sequentially by problem number.

#

ODE

Program classification

CAS classification

Solved?

Verified?

time (sec)

12201

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _missing_y]]

0.286

12202

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

unknown

[[_high_order, _missing_x], [_high_order, _missing_y], [_high_order, _with_linear_symmetries], [_high_order, _reducible, _mu_poly_yn]]

N/A

0.0

12203

\[ {}x y^{\prime \prime } = y^{\prime } \ln \left (\frac {y^{\prime }}{x}\right ) \]

second_order_ode_missing_y

[[_2nd_order, _missing_y]]

0.787

12204

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

1.083

12205

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

i.c.

second_order_ode_missing_x, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_x_y1]]

3.053

12206

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

second_order_ode_missing_x

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

0.69

12207

\[ {}\left [\begin {array}{c} x^{\prime }=y \\ y^{\prime }=-x \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.246

12208

\[ {}\left [\begin {array}{c} x^{\prime }+5 x+y={\mathrm e}^{t} \\ y^{\prime }-x-3 y={\mathrm e}^{2 t} \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

1.343

12209

\[ {}\left [\begin {array}{c} x^{\prime }=y \\ y^{\prime }=z \\ z^{\prime }=x \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

1.012

12210

\[ {}\left [\begin {array}{c} x^{\prime }=y \\ y^{\prime }=\frac {y^{2}}{x} \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

N/A

0.253

12211

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

exact, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.653

12212

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

exact, riccati, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.689

12213

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

unknown

[‘y=_G(x,y’)‘]

N/A

0.618

12214

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

exact, separable, first_order_ode_lie_symmetry_lookup

[_separable]

1.537

12215

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

first_order_ode_lie_symmetry_calculated

[[_homogeneous, ‘class C‘], _dAlembert]

0.796

12216

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

riccati, bernoulli, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

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

0.898

12217

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

unknown

[‘y=_G(x,y’)‘]

N/A

0.602

12218

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

exact, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.623

12219

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

unknown

[‘y=_G(x,y’)‘]

N/A

0.337

12220

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

exact, separable, first_order_ode_lie_symmetry_lookup

[_separable]

0.859

12221

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

second_order_bessel_ode

[[_Emden, _Fowler]]

0.724

12222

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

unknown

[[_3rd_order, _linear, _nonhomogeneous]]

N/A

0.229

12223

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

second_order_integrable_as_is, second_order_ode_missing_x, exact nonlinear second order ode

[[_2nd_order, _missing_x], [_2nd_order, _exact, _nonlinear], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

3.668

12224

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _missing_y]]

1.796

12225

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

unknown

[[_high_order, _missing_x], [_high_order, _with_linear_symmetries]]

N/A

0.0

12226

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

unknown

[[_3rd_order, _linear, _nonhomogeneous]]

N/A

0.244

12227

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

linear, exactWithIntegrationFactor, first_order_ode_lie_symmetry_lookup

[_linear]

40.495

12228

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

unknown

[[_3rd_order, _linear, _nonhomogeneous]]

N/A

0.235

12229

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

quadrature

[_quadrature]

0.259

12230

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

first_order_nonlinear_p_but_separable

[‘y=_G(x,y’)‘]

0.704

12231

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

exact, linear, separable, homogeneousTypeD2, first_order_ode_lie_symmetry_lookup

[_separable]

0.864

12232

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

exactWithIntegrationFactor

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

4.825

12233

\[ {}2 y^{\prime \prime }+3 y^{\prime }+4 x^{2} y = 1 \]

unknown

[[_2nd_order, _linear, _nonhomogeneous]]

N/A

0.86

12234

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

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _quadrature]]

0.174

12235

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

kovacic, second_order_euler_ode

[[_2nd_order, _linear, _nonhomogeneous]]

9.76

12236

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.388

12237

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

unknown

[NONE]

N/A

0.0

12238

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

unknown

[‘y=_G(x,y’)‘]

N/A

2.12

12239

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

unknown

[[_high_order, _missing_x], [_high_order, _with_linear_symmetries]]

N/A

0.0

12240

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

unknown

[NONE]

N/A

0.172

12241

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

second_order_ode_missing_x

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_x_y1]]

0.632

12242

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

unknown

[NONE]

N/A

0.0

12243

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.298

12244

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

higher_order_linear_constant_coefficients_ODE

[[_3rd_order, _missing_x]]

1.57

12245

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.284

12246

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

higher_order_linear_constant_coefficients_ODE

[[_high_order, _missing_x]]

0.479

12247

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

i.c.

unknown

[[_2nd_order, _linear, _nonhomogeneous]]

N/A

0.365

12248

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

i.c.

unknown

[[_2nd_order, _with_linear_symmetries]]

N/A

2.31

12249

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

i.c.

unknown

[[_2nd_order, _with_linear_symmetries]]

N/A

0.842

12250

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

i.c.

unknown

[[_2nd_order, _linear, _nonhomogeneous]]

N/A

4.067

12251

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

i.c.

unknown

[[_2nd_order, _with_linear_symmetries]]

N/A

73.85

12252

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

i.c.

unknown

[[_2nd_order, _linear, _nonhomogeneous]]

N/A

1.026

12253

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

kovacic, second_order_change_of_variable_on_y_method_2, second_order_ode_non_constant_coeff_transformation_on_B

[[_2nd_order, _with_linear_symmetries]]

1.327

12254

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

unknown

[[_2nd_order, _with_linear_symmetries]]

N/A

0.622

12255

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

unknown

[[_Emden, _Fowler], [_2nd_order, _with_linear_symmetries]]

N/A

0.156

12256

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

kovacic, exact linear second order ode, second_order_integrable_as_is

[[_2nd_order, _exact, _linear, _homogeneous]]

1.134

12257

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

exact linear second order ode, second_order_integrable_as_is

[[_2nd_order, _exact, _linear, _homogeneous]]

1.228

12258

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

kovacic, exact linear second order ode, second_order_integrable_as_is

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

1.698

12259

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

kovacic, exact linear second order ode, second_order_integrable_as_is, second_order_ode_non_constant_coeff_transformation_on_B

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

2.099

12260

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

kovacic, second_order_change_of_variable_on_y_method_1, linear_second_order_ode_solved_by_an_integrating_factor

[[_2nd_order, _with_linear_symmetries]]

0.53

12261

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

unknown

[[_2nd_order, _with_linear_symmetries]]

N/A

0.669

12262

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

kovacic, exact linear second order ode, second_order_integrable_as_is

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

1.692

12263

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

unknown

[[_2nd_order, _with_linear_symmetries]]

N/A

1.005

12264

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

kovacic, second_order_ode_lagrange_adjoint_equation_method

[[_2nd_order, _exact, _linear, _homogeneous]]

2.03

12265

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

exact linear second order ode, second_order_integrable_as_is

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

2.141

12266

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

exact linear second order ode, second_order_integrable_as_is, second_order_change_of_variable_on_x_method_1, second_order_change_of_variable_on_x_method_2, second_order_ode_non_constant_coeff_transformation_on_B

[[_2nd_order, _linear, _nonhomogeneous]]

21.72

12267

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

kovacic, exact linear second order ode, second_order_integrable_as_is, second_order_change_of_variable_on_y_method_1, linear_second_order_ode_solved_by_an_integrating_factor

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

1.807

12268

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

second_order_integrable_as_is

[[_2nd_order, _exact, _nonlinear], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

N/A

0.721

12269

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

second_order_integrable_as_is

[[_2nd_order, _exact, _nonlinear], [_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_xy]]

1.319

12270

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

second_order_integrable_as_is

[[_2nd_order, _exact, _nonlinear], [_2nd_order, _reducible, _mu_xy]]

19.75

12271

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

second_order_integrable_as_is

[[_2nd_order, _exact, _nonlinear], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

0.829

12272

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

second_order_integrable_as_is, second_order_ode_missing_x, exact nonlinear second order ode

[[_2nd_order, _missing_x], [_2nd_order, _exact, _nonlinear], _Liouville, [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

1.163

12273

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

second_order_integrable_as_is, exact nonlinear second order ode

[[_2nd_order, _exact, _nonlinear], [_2nd_order, _reducible, _mu_y_y1], [_2nd_order, _reducible, _mu_xy]]

4.623

12274

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

kovacic, second_order_ode_lagrange_adjoint_equation_method

[[_2nd_order, _with_linear_symmetries]]

4.328

12275

\[ {}\left (x^{2}+2 x \right ) y^{\prime \prime }+\left (x^{2}+x +10\right ) y^{\prime } = \left (25-6 x \right ) y \]

kovacic

[[_2nd_order, _with_linear_symmetries]]

1.062

12276

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

kovacic, second_order_bessel_ode, second_order_change_of_variable_on_y_method_2

[[_2nd_order, _with_linear_symmetries]]

1.566

12277

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

kovacic

[[_2nd_order, _with_linear_symmetries]]

0.878

12278

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

kovacic

[[_2nd_order, _linear, _nonhomogeneous]]

0.669

12279

\[ {}\left (2 \sin \left (x \right )-\cos \left (x \right )\right ) y^{\prime \prime }+\left (7 \sin \left (x \right )+4 \cos \left (x \right )\right ) y^{\prime }+10 y \cos \left (x \right ) = 0 \]

unknown

[[_2nd_order, _with_linear_symmetries]]

N/A

4.687

12280

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

unknown

[[_2nd_order, _linear, _nonhomogeneous]]

N/A

0.661

12281

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

kovacic

[[_2nd_order, _linear, _nonhomogeneous]]

0.909

12282

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.398

12283

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.424

12284

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.37

12285

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.409

12286

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.377

12287

\[ {}4 y^{\prime \prime }-4 y^{\prime }+37 y = 0 \]

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.427

12288

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.365

12289

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.388

12290

\[ {}4 y^{\prime \prime }-12 y^{\prime }+13 y = 0 \]

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.4

12291

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.452

12292

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.356

12293

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

i.c.

higher_order_laplace

[[_high_order, _missing_x]]

0.973

12294

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.408

12295

\[ {}y^{\prime \prime }-20 y^{\prime }+51 y = 0 \]

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.389

12296

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.391

12297

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

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.401

12298

\[ {}2 y^{\prime \prime }+20 y^{\prime }+51 y = 0 \]

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.446

12299

\[ {}4 y^{\prime \prime }+40 y^{\prime }+101 y = 0 \]

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.393

12300

\[ {}y^{\prime \prime }+6 y^{\prime }+34 y = 0 \]

i.c.

second_order_laplace

[[_2nd_order, _missing_x]]

0.42