International Journal of Differential Equations / 2012 / Article / Fig 2

Research Article

Qualitative Analysis of Delayed SIR Epidemic Model with a Saturated Incidence Rate

Figure 2

Solution of delayed SIR model (3.2), when , , , , , , , , with time-lag (a) and (b) that display periodic outbreak of the disease due to a Hopf bifurcation when .
408637.fig.002a
(a)
408637.fig.002b
(b)