Table 4: The values of for various values of and when .

Results of Ishak et al. [23]Results of present study

0.10.90061.07733.737312.31650.90061.07733.737012.3163
1.00.82781.00003.647812.22650.82791.00003.647512.2263
3.00.71400.87723.501012.08140.71430.87743.500812.0810
5.00.63740.79173.385911.96940.63840.79263.386111.9689