Stability and Bifurcation of a Class of Discrete-Time Cohen-Grossberg Neural Networks with Delays

Figure 5

(a) Phase plot in space (𝑥₁,𝑥₂) for system (4.1) with initial condition (0.02,0.02) and 𝑑₁=3.9. (b) Phase plot in space (𝑥₁,𝑥₂) for system (4.1) with initial condition (0.02,0.02) and 𝑑₁=−3.4.

(a)

(b)