Fig. 12.
(a) Time series of |$p_i(t)$| for |$i=1,\ldots,N$| of the Froeschlé map with |$N=4$|, |$K=0.5$|, and |$b=0.02$|. (b) Wavelet spectra |$\left|\tilde p_i\left(\omega,t\right)\right|^2$|, where |$\tilde p_i\left(\omega,t\right)$| denotes the wavelet transformation of |$p_i(t)$| for |$i=1,\ldots,N$|.