Permanence and Global Attractivity of a Discrete Two-Prey One-Predator Model with Infinite Delay

Figure 1

Dynamics behaviors of system (4.1) with initial conditions $(x_1(s),x_2(s),x_3(s){)}^T=(\mathrm{0.5,1},0.3{)}^T,(\mathrm{1.1,1.1,0.1}{)}^T,(\mathrm{0.9,0.6,0.2}{)}^T\text{,}$$s=\dots ,-n,-n+1,\dots ,-\mathrm{1,0}.$