Table 5: Exact and approximate solutions for solving using the developed method.

value Exact solution Approximate solution Error in developed method Error in [14]

0.200 0.408407044966673130 0.628318530716756810
0.400 1.036725575684631900 1.256637061492416500
0.600 1.665044106402590500 1.884955593121642800
0.800 2.293362637120548900 2.513274128242366100
1.000 2.921681167838507500 3.141592671767204200