Research Article

Duffing-Type Oscillator with a Bounded from above Potential in the Presence of Saddle-Center Bifurcation and Singular Perturbation: Frequency Control

Figure 2

Creation and extinction (in mirror mode) of a separatrix loop in the saddle-center bifurcation at and , respectively.
848613.fig.002a
(a)
848613.fig.002b
(b)