Optimal Homotopy Asymptotic Method-Least Square for Solving Nonlinear Fractional-Order Gradient-Based Dynamic System from an Optimization Problem

Table 8

Comparison and absolute error between OHAM-LS and RK4, .

	RK4	RK4	Error	Error	Error
0.000	0.000000	0.000000	0.000000	0.000000	0.000000
0.001	1.835278	-0.805746	9.5E-05	0.000149	-0.000237
0.002	1.886124	-0.859310	3.6E-05	2.5E-05	-9.9E-05
0.003	1.928838	-0.963858	2.5E-05	8.5E-05	-9.3E-05
0.004	1.965795	-0.978831	0.001372	0.000138	-0.000206
0.005	1.998449	-0.991990	0.000314	0.000115	-9.1E-05