A Truncated Painlevé Expansion and Exact Analytical Solutions for the Nonlinear Schrödinger Equation with Variable Coefficients

Biao Li, Yong Chen

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

By using the truncated Painleve expansion analysis an auto-Backlund transformation is found for the nonlinear Schrödinger equation with varying dispersion, nonlinearity, and gain or absorption. Then, based on the obtained auto-Backlund transformation and symbolic computation, we explore some explicit exact solutions including soliton-like solutions, singular soliton-like solutions, which may be useful to explain the corresponding physical phenomena. Further, the formation and interaction of solitons are simulated by computer. - PACS Nos.: 05.45.Yv, 02.30.Jr, 42.65.Tg.

Original languageEnglish
Pages (from-to)768-774
Number of pages7
JournalZeitschrift fur Naturforschung - Section A Journal of Physical Sciences
Volume60
Issue number11-12
DOIs
StatePublished - Dec 2005
Externally publishedYes

Keywords

  • Backlund Transformation
  • Nonlinear Schrödinger Equation; Solitons
  • Symbolic Computation
  • Truncated Painleve Expansion

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