Table 2: Comparison of between FPM ( ) and Howarth.

FPMHowarth
[21]

00.0.0.0
0.20.0066445293624470.0066409959865910.0066409997145970.00664
0.40.026574312501270.026559869119960.026559884017990.02656
0.60.059767770375630.059734604090790.059734637498040.05974
0.80.10616822299330.10610816172520.10610822083900.10611
1.00.16566699469900.16557163397000.16557172578930.16557
1.20.23808771153840.23794858603170.23794871728890.23795
1.40.32317260921630.32298139674220.32298157382950.32298
1.60.42057179736820.42032053660530.42032076550160.42032
1.80.52983645109830.52951775153980.52951803774380.52952
20.65041679796550.65002402145850.65002436993530.65003
31.3976371127521.3968075166371.3968082308701.39682
42.3070396323402.3057452944042.3057464184622.30576
53.2849861664543.2832721295313.2832736651563.28329
64.2816918793644.2796189899824.2796209225144.27964
75.2816275519845.2792364928415.2792388110295.27926
86.2818516140906.2792107296896.2792134313466.27923
108.2821822525128.2792088706868.279212342934/
1513.28451524019513.2792069457313.279212342479/
2018.28364621509918.2792050227618.279212342479/