rk2_implicit_test

rk2_implicit_test, a Fortran90 code which calls rk2_implicit(), which solves one or more ordinary differential equations (ODE) using a Runge-Kutta order 2 implicit method, with a version of fsolve() handling the associated nonlinear equation, and using a fixed time step.

Licensing:

The information on this web page is distributed under the MIT license.

Related Data and codes:

midpoint, a Fortran90 code which solves one or more ordinary differential equations (ODE) using a Runge-Kutta order 2 implicit method, with a version of fsolve() handling the associated nonlinear equation, and using a fixed time step.

Source Code:

• rk2_implicit_test.f90, calls all the tests.
• rk2_implicit_test.sh, runs all the tests.
• rk2_implicit_test.txt, the output file.

• humps.png, a plot of the solution.
• predator_prey.png, a plot of the solution.
• stiff.png, a plot of the solution.