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

Table 7

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

	OHAM-LS	OHAM-LS	OHAM-LS	RK4
0.000	0.000000	0.000000	0.000000	0.000000
0.001	0.834165	1.835129	-0.805509	0.834260
0.002	0.894101	1.886099	-0.859211	0.894137
0.003	0.931112	1.928753	-0.963765	0.931137
0.004	0.958211	1.965657	-0.978625	0.958313
0.005	0.979623	1.998334	-0.991899	0.979937