Reactive-Diffusive-Advective Traveling Waves in a Family of Degenerate Nonlinear Equations

Figure 12

Phase portrait of (40a) and (40b) for eight values of ; (a)–(h) contemplate the first subcase (); (e) shows (only two equilibria); and (f)–(h) contain the second subcase (). Here , . Red points are equilibrium points. Green curves are nullclines and blue curves are trajectories.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)