Matlab code for Lyapunov

88 Views Asked by At

How can I plot a Lyapunov curve for this system \begin{cases} \frac{d\phi}{dx}=Z\\ \frac{dZ}{dx}=\frac{1}{B}(U\phi-\frac{A}{2}\phi^2)+\frac{f\cos\omega x}{B} \end{cases} with $$A=1, B=0.43, U=0.9, f=0.05, \omega= 0.5$$