Transmission Dynamics of a Two-City SIR Epidemic Model with Transport-Related Infections

Figure 1

(a) shows movement paths of 𝑆₁,𝐼₁, and 𝑅₁ as functions of time 𝑡. (b) shows movement paths of 𝑆₂,𝐼₂, and 𝑅₂ as functions of time 𝑡. Here 𝑎=1, 𝑏=0.2, 𝑐=0.4, 𝑑=0.2, 𝛼=0.3, 𝛽=0.6, and 𝛾=0.5. Initial data are 0.6,0.5,0.3,0.2,0.7,0.4.

(a)

(b)