duffing_ode_test

duffing_ode_test, an Octave code which calls duffing_ode(), which sets up and solves Duffing's second-order ordinary differential equation (ODE) whose solution can exhibit chaotic behavior.

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:

duffing_ode, an Octave code which solves Duffing's second-order ordinary differential equation (ODE) whose solution can exhibit chaotic behavior.

Source Code:

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

• duffing45_ode45.m, solves Duffing's equation using ode45().
• duffing45_ode_phase.png, a plot of the solution phase.
• duffing_ode45_y1.png, a plot of y1(t).
• duffing_ode45_y2.png, a plot of y2(2).