The Application of the Homotopy Analysis Method and the Homotopy Perturbation Method to the Davey-Stewartson Equations and Comparison between Them and Exact Solutions

Figure 4

The results obtained by HPM and HAM for 𝜙(𝑥,𝑦,𝑡), at 𝑡=0.2 in comparison with the exact solutions.

(a)

(b)

(c)