Periodic Solution of Prey-Predator Model with Beddington-DeAngelis Functional Response and Impulsive State Feedback Control

Figure 10

The phase portraits of system (1.3) with 𝑝=0.4, 𝑞=0.5, 𝑥₀=0.72, 𝑦₀=0.18, ℎ=1.2<𝑥^∗, and different 𝜄: (a) 𝜄=0.75; (b) 𝜄=0.4; (c) 𝜄=0.14.

(a)

(b)

(c)