Bifurcation Analysis and Chaos Control in a Discrete Epidemic System

Figure 2

(a) Largest Lyapunov exponents corresponding to (c). (c) Neimark-Sacker bifurcation diagrams of system (2) in () plane at the point , and not only the initial value point , but also , , , , , , and . (b) Largest Lyapunov exponents corresponding to (d). (d) Local amplification of (b) for .

(a)

(b)

(c)

(d)