617010.fig.004a
(a)
617010.fig.004b
(b)
617010.fig.004c
(c)
Figure 4: (a) Plots of the approximate solution for different values of and the exact solution, in case ; for (45). (b) Plots of the approximate solution for different values of and the exact solution, in case ; for (45). (c) Plots of the approximate solution, in case for (45).