Figure 4

The exact solution and the numerical solution obtained by the LHPM with $\mathit{x}\mathbf{=}\mathbf{0.1}\mathbf{,}\mathbf{1}$ for $\mathit{n}\mathbf{=}\mathbf{4}\mathbf{,}\mathbf{6}\mathbf{,}\mathbf{10}$ , $\mathit{p}\mathbf{=}\mathbf{10}$ , $\mathit{\alpha }\mathbf{=}\mathbf{0.75}$ for various values of t .