ode23_test

ode23_test, an Octave code which calls ode23(), which solves a system of ordinary differential equations (ODE), using a pair of solvers of orders 2 and 3.

ode23() is a built-in function.

Licensing:

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

Languages:

ode23_test is available in a MATLAB version and an Octave version.

Related Data and Programs:

flame_ode_test

lorenz_ode_test

ode_test

ode_45_test

ode_euler_test

ode_euler_backward_test

ode_euler_system_test

ode_midpoint_test

ode_midpoint_system_test

ode_rk4_test

ode_trapezoidal_test

rk4_test

rkf45_test

Source Code:

• ode23_test.m calls all the tests.
• ode23_test.sh runs all the tests.
• ode23_test.txt the output file.

• predator_deriv.m evaluates the derivative for the predator-prey problem.
• predator_test.m calls ode23() for the predator-prey problem.

• predator_phase.png a phase plot.
• predator_plot.png a solution plot.