midpoint_test

midpoint_test, a C code which calls midpoint(), which solves one or more ordinary differential equations (ODE) using the (implicit) midpoint method, with a version of fsolve() handling the associated nonlinear equation, and using a fixed time step.

Licensing:

The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.

Related Data and codes:

midpoint, calls midpoint(), which solves one or more ordinary differential equations (ODE) using the (implicit) midpoint method, with a version of fsolve() handling the associated nonlinear equation, and using a fixed time step.

Source Code:

• midpoint_test.c, calls all the tests.
• midpoint_test.sh, runs all the tests.
• midpoint_test.txt, the output file.

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