Figure 4
![Figure 4](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F2193-1801-3-344/MediaObjects/40064_2014_Article_1084_Fig4_HTML.jpg)
Sharp bell shaped 2D and 3D-plot of the solitary wave. The graphs have been plotted from u4(η) when μ = 0.25, λ = 1, E = 1, t = 0 and A0 = 1.
Sharp bell shaped 2D and 3D-plot of the solitary wave. The graphs have been plotted from u4(η) when μ = 0.25, λ = 1, E = 1, t = 0 and A0 = 1.