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Dr. Hany Nasr Hassan Mohammed :: Publications: |
Title: | An Accurate Numerical Solution for the Modified Equal Width Wave Equation Using the Fourier Pseudo-Spectral Method |
Authors: | Hany. N. Hassan |
Year: | 2016 |
Keywords: | The Modified Equal Width Wave Equation, Fourier Pseudo-Spectral Method, Solitary Waves, Fast Fourier Transform |
Journal: | Journal of Applied Mathematics and Physics |
Volume: | 4 |
Issue: | Not Available |
Pages: | 1054-1067 |
Publisher: | Not Available |
Local/International: | International |
Paper Link: | Not Available |
Full paper | Hany Nasr Hassan Mohammed_paper 24.pdf |
Supplementary materials | Not Available |
Abstract: |
In this study, the numerical solution for the Modified Equal Width Wave (MEW) equation is pre- sented using Fourier spectral method that use to discretize the space variable and Leap-frog me- thod scheme for time dependence. Test problems including the single soliton wave motion, inte- raction of two solitary waves and interaction of three solitary waves will use to validate the pro- posed method. The three invariants of the motion are evaluated to determine the conservation properties of the generated scheme. Finally, a Maxwellian initial condition pulse is then studied. The L and L error norms are computed to study the accuracy and the simplicity of the presented method. |