Classification of Multiply Travelling Wave Solutions for Coupled Burgers, Combined KdV-Modified KdV, and Schrödinger-KdV Equations

Figure 1

Travelling waves solutions (15) with various different shapes are plotted: periodic solitary waves in (a) and contour plot in (b). Travelling waves solutions (16) with various different shapes are plotted: periodic solitary waves in (c) and contour plot in (d).

(a)

(b)

(c)

(d)