2 problems

Fix ${\mathrm e}^+\in{\mathcal E}^+$, $\tau$, and a time sequence ${\mathcal T}^+$, and let $J_{+\infty}=J_{+\infty}^{{\mathrm e}^+}(\tau,{\mathcal T}^+)\subset J_0$ be the compact…

Consider a planar piecewise-smooth system in one of the four scenarios described by the source, with a non-degenerate zero of the Melnikov function and hence persistence of the hom…