2.16.132 Problems 13101 to 13200

Table 2.280: Main lookup table. Sorted sequentially by problem number.

#

ODE

Program classification

CAS classification

Solved?

Verified?

time (sec)

13101

\[ {}\left [\begin {array}{c} x^{\prime }=2 x-6 y \\ y^{\prime }=2 x+y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

1.375

13102

\[ {}\left [\begin {array}{c} x^{\prime }=x+4 y \\ y^{\prime }=-3 x+2 y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.855

13103

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

i.c.

system of linear ODEs

system of linear ODEs

0.562

13104

\[ {}\left [\begin {array}{c} x^{\prime }=2 x+2 y \\ y^{\prime }=-4 x+6 y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.626

13105

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

i.c.

system of linear ODEs

system of linear ODEs

0.742

13106

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

i.c.

system of linear ODEs

system of linear ODEs

0.76

13107

\[ {}\left [\begin {array}{c} x^{\prime }=2 x-6 y \\ y^{\prime }=2 x+y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.741

13108

\[ {}\left [\begin {array}{c} x^{\prime }=x+4 y \\ y^{\prime }=-3 x+2 y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.732

13109

\[ {}\left [\begin {array}{c} x^{\prime }=-\frac {9 x}{10}-2 y \\ y^{\prime }=x+\frac {11 y}{10} \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.708

13110

\[ {}\left [\begin {array}{c} x^{\prime }=-3 x+10 y \\ y^{\prime }=-x+3 y \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.776

13111

\[ {}\left [\begin {array}{c} x^{\prime }=-3 x \\ y^{\prime }=x-3 y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.441

13112

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

i.c.

system of linear ODEs

system of linear ODEs

0.933

13113

\[ {}\left [\begin {array}{c} x^{\prime }=-2 x-y \\ y^{\prime }=x-4 y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.49

13114

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

i.c.

system of linear ODEs

system of linear ODEs

0.504

13115

\[ {}\left [\begin {array}{c} x^{\prime }=-3 x \\ y^{\prime }=x-3 y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.413

13116

\[ {}\left [\begin {array}{c} x^{\prime }=2 x+y \\ y^{\prime }=-x+4 y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.462

13117

\[ {}\left [\begin {array}{c} x^{\prime }=-2 x-y \\ y^{\prime }=x-4 y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.433

13118

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

i.c.

system of linear ODEs

system of linear ODEs

0.438

13119

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

i.c.

system of linear ODEs

system of linear ODEs

0.437

13120

\[ {}\left [\begin {array}{c} x^{\prime }=2 x+4 y \\ y^{\prime }=3 x+6 y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.518

13121

\[ {}\left [\begin {array}{c} x^{\prime }=4 x+2 y \\ y^{\prime }=2 x+y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.499

13122

\[ {}\left [\begin {array}{c} x^{\prime }=2 y \\ y^{\prime }=0 \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.369

13123

\[ {}\left [\begin {array}{c} x^{\prime }=-2 y \\ y^{\prime }=0 \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.375

13124

\[ {}\left [\begin {array}{c} x^{\prime }=-3 x-y \\ y^{\prime }=4 x+y \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

0.525

13125

\[ {}y^{\prime \prime }-6 y^{\prime }-7 y = 0 \]

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.366

13126

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.358

13127

\[ {}\left [\begin {array}{c} x^{\prime }=\frac {y}{10} \\ y^{\prime }=\frac {z}{5} \\ z^{\prime }=\frac {2 x}{5} \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

2.663

13128

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

system of linear ODEs

system of linear ODEs

0.908

13129

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

system of linear ODEs

system of linear ODEs

0.783

13130

\[ {}\left [\begin {array}{c} x^{\prime }=x+3 z \\ y^{\prime }=-y \\ z^{\prime }=-3 x+z \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.997

13131

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

system of linear ODEs

system of linear ODEs

0.53

13132

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

system of linear ODEs

system of linear ODEs

0.467

13133

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

system of linear ODEs

system of linear ODEs

0.466

13134

\[ {}\left [\begin {array}{c} x^{\prime }=-x+2 y \\ y^{\prime }=2 x-4 y \\ z^{\prime }=-z \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.754

13135

\[ {}\left [\begin {array}{c} x^{\prime }=-x+2 y \\ y^{\prime }=2 x-4 y \\ z^{\prime }=0 \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.657

13136

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

system of linear ODEs

system of linear ODEs

0.465

13137

\[ {}\left [\begin {array}{c} x^{\prime }=y \\ y^{\prime }=z \\ z^{\prime }=0 \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.48

13138

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

system of linear ODEs

system of linear ODEs

1.845

13139

\[ {}\left [\begin {array}{c} x^{\prime }=-4 x+3 y \\ y^{\prime }=-y+z \\ z^{\prime }=5 x-5 y \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

1.633

13140

\[ {}\left [\begin {array}{c} x^{\prime }=-10 x+10 y \\ y^{\prime }=28 x-y \\ z^{\prime }=-\frac {8 z}{3} \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

1.366

13141

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

system of linear ODEs

system of linear ODEs

0.792

13142

\(\left [\begin {array}{cc} 1 & 0 \\ 0 & 2 \end {array}\right ]\)

Eigenvectors

N/A

N/A

0.174

13143

\(\left [\begin {array}{cc} 0 & 1 \\ 2 & 0 \end {array}\right ]\)

Eigenvectors

N/A

N/A

0.285

13144

\[ {}\left [\begin {array}{c} x^{\prime }=3 x \\ y^{\prime }=-2 y \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.433

13145

\(\left [\begin {array}{cc} 1 & 0 \\ 2 & 3 \end {array}\right ]\)

Eigenvectors

N/A

N/A

0.189

13146

\[ {}\left [\begin {array}{c} x^{\prime }=0 \\ y^{\prime }=x-y \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.46

13147

\[ {}\left [\begin {array}{c} x^{\prime }=\pi ^{2} x+\frac {187 y}{5} \\ y^{\prime }=\sqrt {555}\, x+\frac {400617 y}{5000} \end {array}\right ] \]

i.c.

system of linear ODEs

system of linear ODEs

1.509

13148

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

system of linear ODEs

system of linear ODEs

0.754

13149

\[ {}\left [\begin {array}{c} x^{\prime }=-3 x+y \\ y^{\prime }=-x+y \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.854

13150

\[ {}\left [\begin {array}{c} x^{\prime }=-3 x+y \\ y^{\prime }=-x \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.878

13151

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

system of linear ODEs

system of linear ODEs

0.735

13152

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

system of linear ODEs

system of linear ODEs

0.3

13153

\[ {}\left [\begin {array}{c} x^{\prime }=3 x+y \\ y^{\prime }=-x \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.468

13154

\[ {}\left [\begin {array}{c} x^{\prime }=y \\ y^{\prime }=-4 x-4 y \end {array}\right ] \]

system of linear ODEs

system of linear ODEs

0.376

13155

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

system of linear ODEs

system of linear ODEs

0.933

13156

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.478

13157

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.701

13158

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

i.c.

kovacic, second_order_linear_constant_coeff, linear_second_order_ode_solved_by_an_integrating_factor

[[_2nd_order, _missing_x]]

0.633

13159

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

i.c.

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

5.259

13160

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.419

13161

\[ {}y^{\prime \prime }+6 y^{\prime }+8 y = 2 \,{\mathrm e}^{-3 t} \]

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.429

13162

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.421

13163

\[ {}y^{\prime \prime }+4 y^{\prime }+13 y = {\mathrm e}^{-t} \]

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.695

13164

\[ {}y^{\prime \prime }+4 y^{\prime }+13 y = -3 \,{\mathrm e}^{-2 t} \]

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.509

13165

\[ {}y^{\prime \prime }+7 y^{\prime }+10 y = {\mathrm e}^{-2 t} \]

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.519

13166

\[ {}y^{\prime \prime }-5 y^{\prime }+4 y = {\mathrm e}^{4 t} \]

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.459

13167

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.431

13168

\[ {}y^{\prime \prime }+6 y^{\prime }+8 y = {\mathrm e}^{-t} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.659

13169

\[ {}y^{\prime \prime }+7 y^{\prime }+12 y = 3 \,{\mathrm e}^{-t} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.664

13170

\[ {}y^{\prime \prime }+4 y^{\prime }+13 y = -3 \,{\mathrm e}^{-2 t} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.725

13171

\[ {}y^{\prime \prime }+7 y^{\prime }+10 y = {\mathrm e}^{-2 t} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.731

13172

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.694

13173

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.631

13174

\[ {}y^{\prime \prime }+4 y^{\prime }+3 y = {\mathrm e}^{-4 t} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.651

13175

\[ {}y^{\prime \prime }+4 y^{\prime }+20 y = {\mathrm e}^{-\frac {t}{2}} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

1.03

13176

\[ {}y^{\prime \prime }+4 y^{\prime }+20 y = {\mathrm e}^{-2 t} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.856

13177

\[ {}y^{\prime \prime }+4 y^{\prime }+20 y = {\mathrm e}^{-4 t} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.805

13178

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

kovacic, second_order_linear_constant_coeff, linear_second_order_ode_solved_by_an_integrating_factor

[[_2nd_order, _with_linear_symmetries]]

0.487

13179

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.639

13180

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.617

13181

\[ {}y^{\prime \prime }+2 y^{\prime }+10 y = 10 \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

0.859

13182

\[ {}y^{\prime \prime }+4 y^{\prime }+6 y = -8 \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _missing_x]]

1.246

13183

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.798

13184

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.794

13185

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

i.c.

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

2.763

13186

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.709

13187

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

i.c.

kovacic, second_order_linear_constant_coeff, second_order_ode_can_be_made_integrable

[[_2nd_order, _missing_x]]

2.707

13188

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

1.073

13189

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.888

13190

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

i.c.

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

[[_2nd_order, _missing_y]]

2.078

13191

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

i.c.

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

[[_2nd_order, _missing_y]]

2.102

13192

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.691

13193

\[ {}y^{\prime \prime }+4 y = t -\frac {1}{20} t^{2} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.879

13194

\[ {}y^{\prime \prime }+5 y^{\prime }+6 y = 4+{\mathrm e}^{-t} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.701

13195

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.706

13196

\[ {}y^{\prime \prime }+6 y^{\prime }+8 y = 2 t +{\mathrm e}^{-t} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.717

13197

\[ {}y^{\prime \prime }+6 y^{\prime }+8 y = 2 t +{\mathrm e}^{t} \]

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.714

13198

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _with_linear_symmetries]]

0.844

13199

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

i.c.

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.958

13200

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

kovacic, second_order_linear_constant_coeff

[[_2nd_order, _linear, _nonhomogeneous]]

0.509