conservation_ode_test

conservation_ode_test, an Octave code which calls conservation_ode(), which monitors the conservation of a quantity that should be constant, during the solution of an ordinary differential equation (ODE).

Licensing:

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

Related Data and Programs:

conservation_ode, an Octave code which monitors the conservation of a quantity that should be constant, during the solution of an ordinary differential equation (ODE).

Source Code:

• conservation_ode_test.m, calls all the tests.
• conservation_ode_test.sh, runs all the tests.
• conservation_ode_test.txt, the output file.

• euler.m, a forward Euler ODE solver.
• rk4.m, a Runge Kutta fourth order ODE solver.
• midpoint.m, an implicit midpoint method ODE solver.

• pendulum_euler_conservation.png
• pendulum_euler_phase.png
• pendulum_euler_plot.png

• predator_prey_rk4_conservation.png
• predator_prey_rk4_phase.png
• predator_prey_rk4_plot.png

• rigid_body_midpoint_h1.png
• rigid_body_midpoint_h2.png
• rigid_body_midpoint_plot.png
• rigid_body_midpoint_plot3d.png