Existence and Asymptotic Behavior of Traveling Wave Fronts for a Time-Delayed Degenerate Diffusion Equation

Figure 4

The properties of the trajectory 𝜓_𝑐(𝜑). (a) The monotonicity of 𝜓_𝑐(𝜑) on 𝑐. (b) The trajectory 𝜓_𝑐(𝜑) wanders through 𝑅_𝑘. (c) The trajectory 𝜓_𝑐(𝜑) intersects with 𝜓^∗(𝜑) for large 𝑐.

(a)

(b)

(c)