New Exact Solutions of Ion-Acoustic Wave Equations by (𝐺^′/𝐺)-Expansion Method

Figure 2

Bell type solitary (a) 2D profile and (b) corresponding 3D plot of (47) for parameters 𝛼=2, 𝛽=0.4 and 𝛿=0.1, 𝜆=1, 𝑘=1, and 𝑡=0.5.

(a)

(b)