Numerical Solution for Arbitrary Domain of Fractional Integro-differential Equation via the General Shifted Genocchi Polynomials

Table 2

Comparison of the approximate solution using with exact solution and absolute errors for Example 2.

	Exact sol.	Approx. sol.	Abs. error
2.0	0.6666666667	0.6666666670
2.1	0.6774193548	0.6790021440
2.2	0.6875000000	0.6902602348
2.3	0.6969696970	0.7005176063
2.4	0.7058823529	0.7098509254
2.5	0.7142857143	0.7183368566
2.6	0.7222222222	0.7260520712
2.7	0.7297297297	0.7330732332
2.8	0.7368421053	0.7394770103
2.9	0.7435897436	0.7453400700
3.0	0.7500000000	0.7507390792
3.1	0.7560975610	0.7557507047
3.2	0.7619047619	0.7604516132
3.3	0.7674418605	0.7649184721
3.4	0.7727272727	0.7692279476
3.5	0.7777777778	0.7734567083
3.6	0.7826086957	0.7776814195
3.7	0.7872340426	0.7819787491
3.8	0.7916666667	0.7864253656
3.9	0.7959183673	0.7910979325
4.0	0.8000000000	0.7960731198