Permanence and Extinction for a Nonautonomous Malaria Transmission Model with Distributed Time Delay

Figure 4

(a)–(e) show that the disease in system (3) with initial conditions (𝑆_𝑅(0),𝐼_𝑅(0),𝑆_𝐻(0),𝐼_𝐻(0),𝑅_𝐻(0))=(2.5,0.15,3.5,0.1,0.2) will be extinct.