Global Attractivity of Positive Periodic Solution for a Delayed Predator-Prey System with Diffusion and Impulses

Figure 1

Dynamics of (42). (a) Time series of 𝑥₁, (b) time series of 𝑥₂, (c) time series of 𝑥₃, and (d) portrait of (𝑥₁,𝑥₂,𝑥₃).

(a)

(b)

(c)

(d)