2.2.10 Problems 901 to 1000

Table 2.37: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

901

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime }-4 y&=x \,{\mathrm e}^{x} \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

0.425

902

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+y^{\prime } x -y&=72 x^{5} \end {array} \]

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

5.351

903

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }-4 y^{\prime } x +6 y&=x^{3} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

3.342

904

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }-3 y^{\prime } x +4 y&=x^{4} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.362

905

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 x^{2} y^{\prime \prime }-4 y^{\prime } x +3 y&=8 x^{{4}/{3}} \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

5.172

906

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+y^{\prime } x +y&=\ln \left (x \right ) \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

2.763

907

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x^{2}-1\right ) y^{\prime \prime }-2 y^{\prime } x +2 y&=x^{2}-1 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

4.608

908

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+9 x&=10 \cos \left (2 t \right )\\ x \left (0\right )&=0\\ x^{\prime }\left (0\right )&=0\\ \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.431

909

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+4 x&=5 \sin \left (3 t \right )\\ x \left (0\right )&=0\\ x^{\prime }\left (0\right )&=0\\ \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

3.135

910

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+100 x&=225 \cos \left (5 t \right )+300 \sin \left (5 t \right )\\ x \left (0\right )&=375\\ x^{\prime }\left (0\right )&=0\\ \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

2.213

911

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+25 x&=90 \cos \left (4 t \right )\\ x \left (0\right )&=0\\ x^{\prime }\left (0\right )&=90\\ \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.188

912

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} m x^{\prime \prime }+k x&=F_{0} \cos \left (\omega t \right ) \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.161

913

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+4 x^{\prime }+4 x&=10 \cos \left (3 t \right ) \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

2.914

914

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+3 x^{\prime }+5 x&=-4 \cos \left (5 t \right ) \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

0.750

915

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 x^{\prime \prime }+2 x^{\prime }+x&=3 \sin \left (10 t \right ) \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

0.629

916

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+3 x^{\prime }+3 x&=8 \cos \left (10 t \right )+6 \sin \left (10 t \right ) \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

0.725

917

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+4 x^{\prime }+5 x&=10 \cos \left (3 t \right )\\ x \left (0\right )&=0\\ x^{\prime }\left (0\right )&=0\\ \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

3.362

918

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+6 x^{\prime }+13 x&=10 \sin \left (5 t \right )\\ x \left (0\right )&=0\\ x^{\prime }\left (0\right )&=0\\ \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.322

919

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+6 x^{\prime }+13 x&=10 \sin \left (5 t \right )\\ x \left (0\right )&=0\\ x^{\prime }\left (0\right )&=0\\ \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

0.974

920

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+2 x^{\prime }+26 x&=600 \cos \left (10 t \right )\\ x \left (0\right )&=10\\ x^{\prime }\left (0\right )&=0\\ \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

1.672

921

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+8 x^{\prime }+25 x&=200 \cos \left (t \right )+520 \sin \left (t \right )\\ x \left (0\right )&=-30\\ x^{\prime }\left (0\right )&=-10\\ \end {array} \]

[[_2nd_order, _linear, _nonhomogeneous]]

3.485

922

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=-3 y\\ y^{\prime }&=3 x\\ \end {array} \]

system_of_ODEs

0.587

923

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=3 x-2 y\\ y^{\prime }&=2 x+y\\ \end {array} \]

system_of_ODEs

1.506

924

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=2 x+4 y+3 \,{\mathrm e}^{t}\\ y^{\prime }&=5 x-y-t^{2}\\ \end {array} \]

system_of_ODEs

4.329

925

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime }&=y+z\\ y^{\prime }&=x+z\\ z^{\prime }&=x+y\\ \end {array} \]

system_of_ODEs

0.810

926

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=x_{2}\\ x_{2}^{\prime }&=2 x_{3}\\ x_{3}^{\prime }&=3 x_{4}\\ x_{4}^{\prime }&=4 x_{1}\\ \end {array} \]

system_of_ODEs

5.155

927

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=x_{2}+x_{3}+1\\ x_{2}^{\prime }&=x_{3}+x_{4}+t\\ x_{3}^{\prime }&=x_{1}+x_{4}+t^{2}\\ x_{4}^{\prime }&=x_{1}+x_{2}+t^{3}\\ \end {array} \]

system_of_ODEs

5.739

928

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+y^{\prime } x -9 y&=0 \end {array} \]

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

0.157

929

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 4 y^{\prime \prime }-4 y^{\prime }+y&=0 \end {array} \]

[[_2nd_order, _missing_x]]

0.145

930

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }-x \left (2+x \right ) y^{\prime }+\left (2+x \right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

0.174

931

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (x +1\right ) y^{\prime \prime }-\left (2+x \right ) y^{\prime }+y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

0.134

932

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) y^{\prime \prime }+2 y^{\prime } x -2 y&=0 \end {array} \]

[_Gegenbauer]

0.142

933

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} \left (-x^{2}+1\right ) y^{\prime \prime }-2 y^{\prime } x +2 y&=0 \end {array} \]

[_Gegenbauer]

0.167

934

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{2} y^{\prime \prime }+y^{\prime } x +\left (x^{2}-\frac {1}{4}\right ) y&=0 \end {array} \]

[[_2nd_order, _with_linear_symmetries]]

0.417

935

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 5 y^{\prime \prime \prime \prime }+3 y^{\prime \prime \prime }&=0 \end {array} \]

[[_high_order, _missing_x]]

0.082

936

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }-8 y^{\prime \prime \prime }+16 y^{\prime \prime }&=0 \end {array} \]

[[_high_order, _missing_x]]

0.082

937

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }-3 y^{\prime \prime \prime }+3 y^{\prime \prime }-y^{\prime }&=0 \end {array} \]

[[_high_order, _missing_x]]

0.100

938

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 9 y^{\prime \prime \prime }+12 y^{\prime \prime }+4 y^{\prime }&=0 \end {array} \]

[[_3rd_order, _missing_x]]

0.072

939

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }+3 y^{\prime \prime }-4 y&=0 \end {array} \]

[[_high_order, _missing_x]]

0.079

940

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }-16 y^{\prime \prime }+16 y&=0 \end {array} \]

[[_high_order, _missing_x]]

0.118

941

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }+18 y^{\prime \prime }+81 y&=0 \end {array} \]

[[_high_order, _missing_x]]

0.097

942

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 6 y^{\prime \prime \prime \prime }+11 y^{\prime \prime }+4 y&=0 \end {array} \]

[[_high_order, _missing_x]]

0.105

943

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }&=16 y \end {array} \]

[[_high_order, _missing_x]]

0.072

944

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+y^{\prime \prime }-y^{\prime }-y&=0 \end {array} \]

[[_3rd_order, _missing_x]]

0.069

945

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }+2 y^{\prime \prime \prime }+3 y^{\prime \prime }+2 y^{\prime }+y&=0 \end {array} \]

[[_high_order, _missing_x]]

0.120

946

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y^{\prime \prime \prime }-3 y^{\prime \prime }-2 y^{\prime }&=0\\ y \left (0\right )&=1\\ y^{\prime }\left (0\right )&=-1\\ y^{\prime \prime }\left (0\right )&=3\\ \end {array} \]

[[_3rd_order, _missing_x]]

0.282

947

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 3 y^{\prime \prime \prime }+2 y^{\prime \prime }&=0\\ y \left (0\right )&=-1\\ y^{\prime }\left (0\right )&=0\\ y^{\prime \prime }\left (0\right )&=1\\ \end {array} \]

[[_3rd_order, _missing_x]]

0.171

948

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+10 y^{\prime \prime }+25 y^{\prime }&=0\\ y \left (0\right )&=3\\ y^{\prime }\left (0\right )&=4\\ y^{\prime \prime }\left (0\right )&=5\\ \end {array} \]

[[_3rd_order, _missing_x]]

0.191

949

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+3 y^{\prime \prime }-4 y&=0 \end {array} \]

[[_3rd_order, _missing_x]]

0.066

950

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} 2 y^{\prime \prime \prime }-y^{\prime \prime }-5 y^{\prime }-2 y&=0 \end {array} \]

[[_3rd_order, _missing_x]]

0.076

951

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+27 y&=0 \end {array} \]

[[_3rd_order, _missing_x]]

0.062

952

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }-y^{\prime \prime \prime }+y^{\prime \prime }-3 y^{\prime }-6 y&=0 \end {array} \]

[[_high_order, _missing_x]]

0.094

953

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }+3 y^{\prime \prime }+4 y^{\prime }-8 y&=0 \end {array} \]

[[_3rd_order, _missing_x]]

0.079

954

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }+y^{\prime \prime \prime }-3 y^{\prime \prime }-5 y^{\prime }-2 y&=0 \end {array} \]

[[_high_order, _missing_x]]

0.088

955

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }-5 y^{\prime \prime }+100 y^{\prime }-500 y&=0\\ y \left (0\right )&=0\\ y^{\prime }\left (0\right )&=10\\ y^{\prime \prime }\left (0\right )&=250\\ \end {array} \]

[[_3rd_order, _missing_x]]

0.185

956

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime }&=y\\ y \left (0\right )&=1\\ y^{\prime }\left (0\right )&=0\\ y^{\prime \prime }\left (0\right )&=0\\ \end {array} \]

[[_3rd_order, _missing_x]]

0.299

957

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} y^{\prime \prime \prime \prime }&=y^{\prime \prime \prime }+y^{\prime \prime }+y^{\prime }+2 y\\ y \left (0\right )&=0\\ y^{\prime }\left (0\right )&=0\\ y^{\prime \prime }\left (0\right )&=0\\ y^{\prime \prime \prime }\left (0\right )&=15\\ \end {array} \]

[[_high_order, _missing_x]]

0.251

958

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }+6 x^{2} y^{\prime \prime }+4 y^{\prime } x&=0 \end {array} \]

[[_3rd_order, _missing_y]]

2.304

959

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }-x^{2} y^{\prime \prime }+y^{\prime } x&=0 \end {array} \]

[[_3rd_order, _missing_y]]

0.207

960

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }+3 x^{2} y^{\prime \prime }+y^{\prime } x&=0 \end {array} \]

[[_3rd_order, _missing_y]]

0.208

961

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }-3 x^{2} y^{\prime \prime }+y^{\prime } x&=0 \end {array} \]

[[_3rd_order, _missing_y]]

0.199

962

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{3} y^{\prime \prime \prime }+6 x^{2} y^{\prime \prime }+7 y^{\prime } x +y&=0 \end {array} \]

[[_3rd_order, _exact, _linear, _homogeneous]]

0.197

963

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=6 x_{1}\\ x_{2}^{\prime }&=-3 x_{1}-x_{2}\\ \end {array} \]

system_of_ODEs

0.548

964

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=-3 x_{1}+2 x_{2}\\ x_{2}^{\prime }&=-3 x_{1}+4 x_{2}\\ \end {array} \]

system_of_ODEs

0.651

965

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=x_{1}+2 x_{2}\\ x_{2}^{\prime }&=2 x_{1}+x_{2}\\ \end {array} \]

system_of_ODEs

0.525

966

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=2 x_{1}+3 x_{2}\\ x_{2}^{\prime }&=2 x_{1}+x_{2}\\ \end {array} \]

system_of_ODEs

0.632

967

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=3 x_{1}+4 x_{2}\\ x_{2}^{\prime }&=3 x_{1}+2 x_{2}\\ \end {array} \]

system_of_ODEs

2.593

968

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=4 x_{1}+x_{2}\\ x_{2}^{\prime }&=6 x_{1}-x_{2}\\ \end {array} \]

system_of_ODEs

0.583

969

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=6 x_{1}-7 x_{2}\\ x_{2}^{\prime }&=x_{1}-2 x_{2}\\ \end {array} \]

system_of_ODEs

0.576

970

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=9 x_{1}+5 x_{2}\\ x_{2}^{\prime }&=-6 x_{1}-2 x_{2}\\ \end {array} \]

system_of_ODEs

0.607

971

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=-3 x_{1}+4 x_{2}\\ x_{2}^{\prime }&=6 x_{1}-5 x_{2}\\ \end {array} \]

system_of_ODEs

0.613

972

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=x_{1}-5 x_{2}\\ x_{2}^{\prime }&=x_{1}-x_{2}\\ \end {array} \]

system_of_ODEs

2.642

973

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=2 x_{1}-5 x_{2}\\ x_{2}^{\prime }&=4 x_{1}-2 x_{2}\\ \end {array} \]

system_of_ODEs

0.714

974

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=-3 x_{1}-2 x_{2}\\ x_{2}^{\prime }&=9 x_{1}+3 x_{2}\\ \end {array} \]

system_of_ODEs

0.688

975

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=x_{1}-2 x_{2}\\ x_{2}^{\prime }&=2 x_{1}+x_{2}\\ \end {array} \]

system_of_ODEs

0.599

976

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=x_{1}-5 x_{2}\\ x_{2}^{\prime }&=x_{1}+3 x_{2}\\ \end {array} \]

system_of_ODEs

0.815

977

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=5 x_{1}-9 x_{2}\\ x_{2}^{\prime }&=2 x_{1}-x_{2}\\ \end {array} \]

system_of_ODEs

2.905

978

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=3 x_{1}-4 x_{2}\\ x_{2}^{\prime }&=4 x_{1}+3 x_{2}\\ \end {array} \]

system_of_ODEs

0.605

979

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=7 x_{1}-5 x_{2}\\ x_{2}^{\prime }&=4 x_{1}+3 x_{2}\\ \end {array} \]

system_of_ODEs

0.876

980

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=-50 x_{1}+20 x_{2}\\ x_{2}^{\prime }&=100 x_{1}-60 x_{2}\\ \end {array} \]

system_of_ODEs

0.673

981

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=4 x_{1}+x_{2}+4 x_{3}\\ x_{2}^{\prime }&=x_{1}+7 x_{2}+x_{3}\\ x_{3}^{\prime }&=4 x_{1}+x_{2}+4 x_{3}\\ \end {array} \]

system_of_ODEs

2.981

982

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=x_{1}+2 x_{2}+2 x_{3}\\ x_{2}^{\prime }&=2 x_{1}+7 x_{2}+x_{3}\\ x_{3}^{\prime }&=2 x_{1}+x_{2}+7 x_{3}\\ \end {array} \]

system_of_ODEs

1.067

983

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=4 x_{1}+x_{2}+x_{3}\\ x_{2}^{\prime }&=x_{1}+4 x_{2}+x_{3}\\ x_{3}^{\prime }&=x_{1}+x_{2}+4 x_{3}\\ \end {array} \]

system_of_ODEs

0.849

984

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=5 x_{1}+x_{2}+3 x_{3}\\ x_{2}^{\prime }&=x_{1}+7 x_{2}+x_{3}\\ x_{3}^{\prime }&=3 x_{1}+x_{2}+5 x_{3}\\ \end {array} \]

system_of_ODEs

3.033

985

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=5 x_{1}-6 x_{3}\\ x_{2}^{\prime }&=2 x_{1}-x_{2}-2 x_{3}\\ x_{3}^{\prime }&=4 x_{1}-2 x_{2}-4 x_{3}\\ \end {array} \]

system_of_ODEs

1.108

986

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=3 x_{1}+2 x_{2}+2 x_{3}\\ x_{2}^{\prime }&=-5 x_{1}-4 x_{2}-2 x_{3}\\ x_{3}^{\prime }&=5 x_{1}+5 x_{2}+3 x_{3}\\ \end {array} \]

system_of_ODEs

0.980

987

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=3 x_{1}+x_{2}+x_{3}\\ x_{2}^{\prime }&=-5 x_{1}-3 x_{2}-x_{3}\\ x_{3}^{\prime }&=5 x_{1}+5 x_{2}+3 x_{3}\\ \end {array} \]

system_of_ODEs

1.010

988

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=2 x_{1}+x_{2}-x_{3}\\ x_{2}^{\prime }&=-4 x_{1}-3 x_{2}-x_{3}\\ x_{3}^{\prime }&=4 x_{1}+4 x_{2}+2 x_{3}\\ \end {array} \]

system_of_ODEs

1.342

989

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=5 x_{1}+5 x_{2}+2 x_{3}\\ x_{2}^{\prime }&=-6 x_{1}-6 x_{2}-5 x_{3}\\ x_{3}^{\prime }&=6 x_{1}+6 x_{2}+5 x_{3}\\ \end {array} \]

system_of_ODEs

3.349

990

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=3 x_{1}+x_{3}\\ x_{2}^{\prime }&=9 x_{1}-x_{2}+2 x_{3}\\ x_{3}^{\prime }&=-9 x_{1}+4 x_{2}-x_{3}\\ \end {array} \]

system_of_ODEs

1.804

991

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=x_{1}\\ x_{2}^{\prime }&=2 x_{1}+2 x_{2}\\ x_{3}^{\prime }&=3 x_{2}+3 x_{3}\\ x_{4}^{\prime }&=4 x_{3}+4 x_{4}\\ \end {array} \]

system_of_ODEs

3.463

992

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=-2 x_{1}+9 x_{4}\\ x_{2}^{\prime }&=4 x_{1}+2 x_{2}-10 x_{4}\\ x_{3}^{\prime }&=-x_{3}+8 x_{4}\\ x_{4}^{\prime }&=x_{4}\\ \end {array} \]

system_of_ODEs

1.657

993

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=2 x_{1}\\ x_{2}^{\prime }&=-21 x_{1}-5 x_{2}-27 x_{3}-9 x_{4}\\ x_{3}^{\prime }&=5 x_{3}\\ x_{4}^{\prime }&=-21 x_{3}-2 x_{4}\\ \end {array} \]

system_of_ODEs

3.868

994

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=4 x_{1}+x_{2}+x_{3}+7 x_{4}\\ x_{2}^{\prime }&=x_{1}+4 x_{2}+10 x_{3}+x_{4}\\ x_{3}^{\prime }&=x_{1}+10 x_{2}+4 x_{3}+x_{4}\\ x_{4}^{\prime }&=7 x_{1}+x_{2}+x_{3}+4 x_{4}\\ \end {array} \]

system_of_ODEs

3.710

995

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=-40 x_{1}-12 x_{2}+54 x_{3}\\ x_{2}^{\prime }&=35 x_{1}+13 x_{2}-46 x_{3}\\ x_{3}^{\prime }&=-25 x_{1}-7 x_{2}+34 x_{3}\\ \end {array} \]

system_of_ODEs

1.103

996

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=-20 x_{1}+11 x_{2}+13 x_{3}\\ x_{2}^{\prime }&=12 x_{1}-x_{2}-7 x_{3}\\ x_{3}^{\prime }&=-48 x_{1}+21 x_{2}+31 x_{3}\\ \end {array} \]

system_of_ODEs

3.290

997

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=147 x_{1}+23 x_{2}-202 x_{3}\\ x_{2}^{\prime }&=-90 x_{1}-9 x_{2}+129 x_{3}\\ x_{3}^{\prime }&=90 x_{1}+15 x_{2}-123 x_{3}\\ \end {array} \]

system_of_ODEs

1.226

998

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=9 x_{1}-7 x_{2}-5 x_{3}\\ x_{2}^{\prime }&=-12 x_{1}+7 x_{2}+11 x_{3}+9 x_{4}\\ x_{3}^{\prime }&=24 x_{1}-17 x_{2}-19 x_{3}-9 x_{4}\\ x_{4}^{\prime }&=-18 x_{1}+13 x_{2}+17 x_{3}+9 x_{4}\\ \end {array} \]

system_of_ODEs

5.849

999

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=13 x_{1}-42 x_{2}+106 x_{3}+139 x_{4}\\ x_{2}^{\prime }&=2 x_{1}-16 x_{2}+52 x_{3}+70 x_{4}\\ x_{3}^{\prime }&=x_{1}+6 x_{2}-20 x_{3}-31 x_{4}\\ x_{4}^{\prime }&=-x_{1}-6 x_{2}+22 x_{3}+33 x_{4}\\ \end {array} \]

system_of_ODEs

2.496

1000

\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x_{1}^{\prime }&=23 x_{1}-18 x_{2}-16 x_{3}\\ x_{2}^{\prime }&=-8 x_{1}+6 x_{2}+7 x_{3}+9 x_{4}\\ x_{3}^{\prime }&=34 x_{1}-27 x_{2}-26 x_{3}-9 x_{4}\\ x_{4}^{\prime }&=-26 x_{1}+21 x_{2}+25 x_{3}+12 x_{4}\\ \end {array} \]

system_of_ODEs

6.062