How can I numerically compute the period of an oscillation in a non linear equation of motion?

Hamza Alhasan @Hamza-Alhasan

05 March 2023 1 646 Report

How can I numerically compute the period of an oscillation (ω) in an oscillating non linear equation of motion?

For example:

F_spring = −kx − αx^3

Where k and α are positive constants

Marc E. Songolo

Hello You can try with the method presented in the paper

"Locally Exact Integrators for the Duffing Equation"

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