**vanderpol_ode_test**,
an Octave code which
calls vanderpol_ode(), which
defines the right hand side of the van der Pol oscillator
ordinary differential equation (ODE).

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

vanderpol_ode, an Octave code which defines the right hand side of the van der Pol oscillator ordinary differential equation (ODE).

- vanderpol_ode_test.m, calls all the tests.
- vanderpol_ode_test.sh, runs all the tests.
- vanderpol_ode_test.txt, the output file.

- vanderpol_ode45_plot.png, plots y(t) and y'(t).
- vanderpol_ode45_phase.png, a phase plot of y(t) versus y'(t).