duffing_ode

duffing_ode, a MATLAB code 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

Languages:

duffing_ode is available in a MATLAB version and an Octave version and a Python version.

Related Data and codes:

duffing_ode_test

matlab_ode, MATLAB codes which set up various ordinary differential equations (ODE).

Reference:

• John D Cook,
  Duffing equation for nonlinear oscillator,
  https://www.johndcook.com/blog/2018/04/22/duffing-equation/
  Posted 22 April 2018

Source Code:

• duffing_deriv.m, evaluates the right hand side of the ODE.
• duffing_parameters.m, returns the parameters of the ODE.