Research Article
Perturbation-Iteration Method for First-Order Differential Equations and Systems
Table 1
Comparison of percentage errors of PIA(1, 2) with PIA(1, 1) and VIM for
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| t | % error for PIA(1,2) | % error for PIA(1,1) and VIM | | | | | | |
| 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1 | 1.77 | 0.19 | 0.02 | 5.87 | 1.71 | 3.15 | 2 | 0.29 | 0.26 | 0.04 | 9.38 | 5.88 | 1.53 | 3 | 3.98 | 0.30 | 0.00 | 19.11 | 2.66 | 0.63 | 4 | 6.31 | 0.00 | 0.03 | 23.55 | 0.08 | 0.99 | 5 | 7.36 | 0.21 | 0.03 | 25.34 | 1.12 | 0.97 | 6 | 7.78 | 0.30 | 0.03 | 26.02 | 1.61 | 0.93 | 7 | 7.94 | 0.34 | 0.02 | 26.28 | 1.79 | 0.92 |
| % mean error | 4.55 | 0.20 | 0.02 | 17.86 | 2.58 | 1.40 |
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