On the numerical solution of Fisher's equation by an efficient algorithm based on multiwavelets

In this work, we design, analyze, and test an efficient algorithm based on the finite difference method and wavelet Galerkin method to solve the well known Fisher's equation. We employed the Crank-Nicolson scheme to discretize the time interval into a finite number of time steps, and this gives...

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Main Author: Haifa Bin Jebreen
Format: Article
Language:English
Published: AIMS Press 2021-01-01
Series:AIMS Mathematics
Subjects:
Online Access:http://www.aimspress.com/article/doi/10.3934/math.2021144?viewType=HTML
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author Haifa Bin Jebreen
author_facet Haifa Bin Jebreen
author_sort Haifa Bin Jebreen
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description In this work, we design, analyze, and test an efficient algorithm based on the finite difference method and wavelet Galerkin method to solve the well known Fisher's equation. We employed the Crank-Nicolson scheme to discretize the time interval into a finite number of time steps, and this gives rise to an ordinary differential equation at each time step. To solve this ODE, we utilize the multiwavelets Galerkin method. The L<sub>2</sub> stability and convergence of the scheme have been investigated by the energy method. Illustrative examples are provided to verify the efficiency and applicability of the method.
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spelling doaj.art-76ea1a808b9943ba83d661debaac0ca52022-12-21T23:05:20ZengAIMS PressAIMS Mathematics2473-69882021-01-01632369238410.3934/math.2021144On the numerical solution of Fisher's equation by an efficient algorithm based on multiwaveletsHaifa Bin Jebreen0Department of mathematics, College of science, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi ArabiaIn this work, we design, analyze, and test an efficient algorithm based on the finite difference method and wavelet Galerkin method to solve the well known Fisher's equation. We employed the Crank-Nicolson scheme to discretize the time interval into a finite number of time steps, and this gives rise to an ordinary differential equation at each time step. To solve this ODE, we utilize the multiwavelets Galerkin method. The L<sub>2</sub> stability and convergence of the scheme have been investigated by the energy method. Illustrative examples are provided to verify the efficiency and applicability of the method.http://www.aimspress.com/article/doi/10.3934/math.2021144?viewType=HTMLwavelet galerkin methodmultiwaveletsenergy methodfisher's equation
spellingShingle Haifa Bin Jebreen
On the numerical solution of Fisher's equation by an efficient algorithm based on multiwavelets
AIMS Mathematics
wavelet galerkin method
multiwavelets
energy method
fisher's equation
title On the numerical solution of Fisher's equation by an efficient algorithm based on multiwavelets
title_full On the numerical solution of Fisher's equation by an efficient algorithm based on multiwavelets
title_fullStr On the numerical solution of Fisher's equation by an efficient algorithm based on multiwavelets
title_full_unstemmed On the numerical solution of Fisher's equation by an efficient algorithm based on multiwavelets
title_short On the numerical solution of Fisher's equation by an efficient algorithm based on multiwavelets
title_sort on the numerical solution of fisher s equation by an efficient algorithm based on multiwavelets
topic wavelet galerkin method
multiwavelets
energy method
fisher's equation
url http://www.aimspress.com/article/doi/10.3934/math.2021144?viewType=HTML
work_keys_str_mv AT haifabinjebreen onthenumericalsolutionoffishersequationbyanefficientalgorithmbasedonmultiwavelets