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Journal of Applied Mathematics
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Journal of Applied Mathematics
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2012
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Article
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Fig 2
/
Research Article
Rational Homotopy Perturbation Method
Figure 2
Exact solution (
5.2
) (diagonal cross) for Van der Pol oscillator problem (
5.1
) and its first order approximate solutions obtained by RHPM (
5.7
) (solid line), HPM [
3
] (dash-dot), and VIM [
3
] (solid diamond).