Nonlocal symmetries and explicit solutions of the Boussinesq equation

Xiangpeng Xin, Junchao Chen, Yong Chen

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

The nonlocal symmetry of the Boussinesq equation is obtained from the known Lax pair. The explicit analytic interaction solutions between solitary waves and cnoidal waves are obtained through the localization procedure of nonlocal symmetry. Some other types of solutions, such as rational solutions and error function solutions, are given by using the fourth Painlevé equation with special values of the parameters. For some interesting solutions, the figures are given out to show their properties.

Original languageEnglish
Pages (from-to)841-856
Number of pages16
JournalChinese Annals of Mathematics. Series B
Volume35
Issue number6
DOIs
StatePublished - Nov 2014

Keywords

  • Explicit solution
  • Lax pair
  • Nonlocal symmetry
  • Prolonged system

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