Research Article

A Numerical Approach for the Analytical Solution of Multidimensional Wave Problems

Table 3

Absolute error between the NIS results and the exact results of along -space and at various points of for Example 3.

Approximate solutionExact solutionAbsolute error

0.2510.00001793210.000017932100000
1.250.00002444330.000024443300000
1.500.00003249020.000032490200000
1.750.00004257820.0000425783
20.00005534070.0000553415

0.5010.0002869140.00028691400000
1.250.0003910930.000391094
1.500.0005198430.000519844
1.750.0006812510.000681254
20.0008854510.00088564

0.7510.00145250.001452500000
1.250.001979910.0019799100000
1.500.002631710.0026317100000
1.750.003448830.00344885
20.00448260.00448266

110.004590630.0045906300000
1.250.00625750.006257500000
1.500.008317490.0083175
1.750.01090.0109001
20.01416720.0141674