fd2d_predator_prey_test

fd2d_predator_prey_test, a FORTRAN90 code which calls fd2d_predator_prey(), which solves a predator-prey system in a two dimensional region. The code requires both some interactive input from the user, and two simple FORTRAN90 routines that define the initial values.

Licensing:

The computer code and data files made available on this web page are distributed under the MIT license

Related Data and codes:

fd2d_predator_prey, a FORTRAN90 code which implements the finite difference method (FDM) for a predator-prey system with time and 2D spatial dependence, by Marcus Garvie.

Source Code:

• fd2d_predator_prey_test.f90, typical user routines to initialize U and V;
• fd2d_predator_prey_test.sh, runs all the tests;

• fd2d_predator_prey_test_gmres_input.txt, interactive input from the user, specifying the GMRES solver.
• fd2d_predator_prey_test_gmres.txt, printed output from the sample run, using the GMRES solver.
• fd2d_predator_prey_test_jacobi_input.txt, interactive input from the user, specifying the Jacobi solver.
• fd2d_predator_prey_test_jacobi.txt, printed output from the sample run, using the Jacobi solver.
• u2d.png, a PNG image of the U component of the solution.
• v2d.png, a PNG image of the V component of the solution.