30 April 2024 2:11:59.762 PM kdv_exact_test(): Fortran90 version Test kdv_exact(). kdv_exact_rational_test(): Test kdv_exact_rational(). Parameters: t0 = 0.00000 tstop = 10.0000 Evaluate solution and residual at selected points (X,T) T X U(X,T) Resid(X,T) 0.00000 0.00000 Undefined Undefined 0.00000 0.200000 150.000 0.291038E-09 0.00000 0.400000 37.5000 0.909495E-11 0.00000 0.600000 16.6667 -0.227374E-12 0.00000 0.800000 9.37500 0.284217E-12 0.00000 1.00000 6.00000 0.00000 2.00000 0.00000 -0.00000 0.00000 2.00000 0.200000 -0.999167E-01 0.277556E-16 2.00000 0.400000 -0.198672 -0.111022E-15 2.00000 0.600000 -0.293346 0.111022E-15 2.00000 0.800000 -0.379374 -0.111022E-15 2.00000 1.00000 -0.451200 0.111022E-15 4.00000 0.00000 -0.00000 0.00000 4.00000 0.200000 -0.499792E-01 -0.346945E-16 4.00000 0.400000 -0.996674E-01 -0.693889E-16 4.00000 0.600000 -0.148325 -0.277556E-16 4.00000 0.800000 -0.194756 -0.555112E-16 4.00000 1.00000 -0.237401 0.277556E-16 6.00000 0.00000 -0.00000 0.00000 6.00000 0.200000 -0.333241E-01 0.104083E-16 6.00000 0.400000 -0.665187E-01 -0.208167E-16 6.00000 0.600000 -0.992536E-01 0.138778E-16 6.00000 0.800000 -0.130990 -0.138778E-16 6.00000 1.00000 -0.161006 -0.138778E-16 8.00000 0.00000 -0.00000 0.00000 8.00000 0.200000 -0.249948E-01 0.173472E-17 8.00000 0.400000 -0.499168E-01 -0.693889E-17 8.00000 0.600000 -0.745796E-01 0.00000 8.00000 0.800000 -0.986780E-01 0.00000 8.00000 1.00000 -0.121798 0.138778E-16 10.0000 0.00000 -0.00000 0.00000 10.0000 0.200000 -0.199967E-01 -0.520417E-17 10.0000 0.400000 -0.399467E-01 -0.346945E-17 10.0000 0.600000 -0.597308E-01 -0.346945E-17 10.0000 0.800000 -0.791525E-01 -0.693889E-17 10.0000 1.00000 -0.979441E-01 0.693889E-17 kdv_exact_sech_test(): Test kdv_exact_sech(). Parameters: a = 0.00000 v = 1.00000 t0 = 0.00000 tstop = 10.0000 Evaluate solution and residual at selected points (X,T) T X U(X,T) Resid(X,T) 0.00000 0.00000 Undefined Undefined 0.00000 0.200000 -0.495033 -0.138778E-16 0.00000 0.400000 -0.480521 0.00000 0.00000 0.600000 -0.457568 0.00000 0.00000 0.800000 -0.427819 -0.555112E-16 0.00000 1.00000 -0.393224 0.555112E-16 2.00000 0.00000 -0.209987 0.277556E-16 2.00000 0.200000 -0.243459 0.555112E-16 2.00000 0.400000 -0.279528 0.00000 2.00000 0.600000 -0.317370 -0.277556E-16 2.00000 0.800000 -0.355789 -0.555112E-16 2.00000 1.00000 -0.393224 -0.555112E-16 4.00000 0.00000 -0.353254E-01 -0.693889E-17 4.00000 0.200000 -0.428050E-01 -0.346945E-17 4.00000 0.400000 -0.517792E-01 0.00000 4.00000 0.600000 -0.625049E-01 0.00000 4.00000 0.800000 -0.752635E-01 0.00000 4.00000 1.00000 -0.903533E-01 0.693889E-17 6.00000 0.00000 -0.493302E-02 0.00000 6.00000 0.200000 -0.601861E-02 0.00000 6.00000 0.400000 -0.734133E-02 0.867362E-18 6.00000 0.600000 -0.895211E-02 0.00000 6.00000 0.800000 -0.109124E-01 0.173472E-17 6.00000 1.00000 -0.132961E-01 -0.173472E-17 8.00000 0.00000 -0.670475E-03 0.00000 8.00000 0.200000 -0.818799E-03 0.00000 8.00000 0.400000 -0.999902E-03 0.00000 8.00000 0.600000 -0.122101E-02 -0.433681E-18 8.00000 0.800000 -0.149094E-02 0.00000 8.00000 1.00000 -0.182044E-02 0.216840E-18 10.0000 0.00000 -0.907916E-04 0.00000 10.0000 0.200000 -0.110891E-03 0.00000 10.0000 0.400000 -0.135439E-03 0.00000 10.0000 0.600000 -0.165421E-03 0.00000 10.0000 0.800000 -0.202038E-03 -0.271051E-19 10.0000 1.00000 -0.246759E-03 0.00000 kdv_exact_test(): Normal end of execution. 30 April 2024 2:11:59.762 PM