A Leap Frog Finite Difference Scheme for a Class of Nonlinear Schrödinger Equations of High Order

A Leap Frog Finite Difference Scheme for a Class of Nonlinear Schrödinger Equations of High Order

Year:    1999

Author:    Wen-Ping Zeng

Journal of Computational Mathematics, Vol. 17 (1999), Iss. 2 : pp. 133–138

Abstract

In this paper, the periodic initial value problem for the following class of nonlinear schrödinger equation of high order $$i \frac{∂u}{∂t} + (–1)^m \frac{∂^m}{∂x^m} \Bigg( a(x) \frac{∂^mu}{∂x^m} \Bigg) + β (x)q(|u|^2)u + f (x; t)u = g(x; t)$$ is considered. A leap-frog finite difference scheme is given, and convergence and stability is proved. Finally, it is shown by a numerical example that numerical result is coincident with theoretical result. 

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/1999-JCM-9088

Journal of Computational Mathematics, Vol. 17 (1999), Iss. 2 : pp. 133–138

Published online:    1999-01

AMS Subject Headings:   

Copyright:    COPYRIGHT: © Global Science Press

Pages:    6

Keywords:    High order nonlinear Schrödinger equation Leap-Frog difference scheme Convergence.

Author Details

Wen-Ping Zeng