A Numerical Approach for the Analytical Solution of Multidimensional Wave Problems

Table 2

Absolute error between the NIS results and the exact results of along -space and at various points of for Example 2.

		Approximate solution	Exact solution	Absolute error
0.50	1	0.964469	0.964469	000000
	1.25	1.07034	1.07034	000000
	1.50	1.15241	1.15241	000000
	1.75	1.20946	1.20946	000000
	2	1.24183	1.24183	000000
1	1	3.36685	3.66683	000002
	1.25	3.66372	3.6637	000002
	1.50	3.93487	3.93481	000002
	1.75	4.17898	4.17896	000002
	2	4.39642	4.3964	000002
1.5	1	7.93362	7.93193	0.00169
	1.25	8.50361	8.50171	0.00190
	1.50	9.06949	9.06749	0.00200
	1.75	9.63105	9.62907	0.00198
	2	10.1883	10.1865	0.00180
2	1	15.733	15.6947	0.03830
	1.25	16.6989	16.6557	0.04320
	1.50	17.6835	17.6381	0.04540
	1.75	18.6878	18.643	0.04480
	2	19.7115	19.6701	0.04140