Table 1: It shows comparison of the solutions obtained by OHAM (3.7), ADM [18], HPM [20], VIM [22], ITM [24], and VIHPM [21]. From the numerical results, it is clear that OHAM is more efficient and accurate.

Exact sol.OHAM sol. (3.7) (ADM) (HPM) (VIM) (ITM) (VIHPM)

0.00.000000.00000.00000.00000.00000.00000.00000.0000
0.10.0994653830.099465383
0.20.1954244410.195424441
0.30.283470350.28347035
0.40.3580379270.358037927
0.50.4121803180.412180318
0.60.4373085120.437308512
0.70.4228880680.422888068
0.80.3560865480.356086548
0.90.2213642800.221364280
1.00.00000.0000.0000.0000.0000.0000.0000.000

= exact – approximate.