Exact Traveling Wave Solutions for a Nonlinear Evolution Equation of Generalized Tzitzéica-Dodd-Bullough-Mikhailov Type

Figure 3

The phase portraits of solutions (64) and (65) for 𝑚=2, 𝛼=0.3, 𝛽=−0.3, 𝑐=−2, 𝑡=0.1.

(a) Smooth solitary wave

(b) Solitary wave of blow-up form