Research Article
Optimal Homotopy Asymptotic Method-Least Square for Solving Nonlinear Fractional-Order Gradient-Based Dynamic System from an Optimization Problem
Table 4
Comparison and absolute error between OHAM-LS and RK4,
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| | OHAM-LS | OHAM-LS | RK4 | RK4 | Error | Error |
| | 0.0 | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.000000 | | 1.0 | 5.847225 | -0.473547 | 5.847465 | -0.477547 | 0.00024 | -0.004 | | 2.0 | 6.741648 | -0.542275 | 6.741904 | -0.542553 | 0.000256 | -0.000278 | | 4.0 | 8.455454 | -0.584110 | 8.457551 | -0.584133 | 0.002097 | -2.3-05 | | 6.0 | 8.731031 | -0.615205 | 8.732010 | -0.615305 | 0.000979 | -1-04 | | 7.0 | 8.977101 | -0.640324 | 8.977187 | -0.640466 | 8.6-05 | -0.000142 | | 8.0 | 9.090736 | -0.661201 | 9.090838 | -0.661673 | 0.000102 | -0.000472 | | 10.0 | 9.303112 | -0.680032 | 9.303232 | -0.680066 | 0.00012 | -3.4-05 |
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