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Sixth Order Finite Difference Method for Three Coupled Nonlinear Schrödinger Equations
Department of Math, King Abdulaziz University, Jeddah, Saudi Arabia
Department of Math, King Abdulaziz University, Jeddah, Saudi Arabia
- 1 Department of Math, King Abdulaziz University, Jeddah, Saudi Arabia
- 2 Department of Math, King Abdulaziz University, Jeddah, Saudi Arabia
Advances in Pure Mathematics·Volume 11 (2021)·Pages 237–253·Published 6 April 2021·DOI10.4236/apm.2021.114017
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Abstract
In this work, we will derive a numerical method of sixth order in space and second order in time for solving 3-coupled nonlinear Schr ö dinger equations. The numerical method is unconditionally stable. We use the exact single soliton solution and the conserved quantities to check the accuracy and the efficiency of the proposed schemes. Also, we study the interaction dynamics of two solitons. It is found that both elastic and inelastic collisions can take place under suitable parametric conditions.
KeywordsThree Coupled Nonlinear Schrodinger EquationsSixth Order MethodInteraction of Two Solitons
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