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  • 标题:Multisymplectic method for the Camassa-Holm equation
  • 本地全文:下载
  • 作者:Yu Zhang ; Zi-Chen Deng ; Wei-Peng Hu
  • 期刊名称:Advances in Difference Equations
  • 印刷版ISSN:1687-1839
  • 电子版ISSN:1687-1847
  • 出版年度:2016
  • 卷号:2016
  • 期号:1
  • 页码:7
  • DOI:10.1186/s13662-015-0724-z
  • 语种:English
  • 出版社:Hindawi Publishing Corporation
  • 摘要:The Camassa-Holm equation, a completely integrable evolution equation, contains rich geometric structures. For the existence of the bi-Hamiltonian structure and the so-called peaked wave solutions, considerable interest has been aroused in the last several decades. Focusing on local geometric properties of the peaked wave solutions for the Camassa-Holm equation, we propose the multisymplectic method to simulate the propagation of the peaked wave in this paper. Based on the multisymplectic theory, we present a multisymplectic formulation of the Camassa-Holm equation and the multisymplectic conservation law. Then, we apply the Euler box scheme to construct the structure-preserving scheme of the multisymplectic form. Numerical results show the merits of the multisymplectic scheme constructed, especially the local conservative properties on the wave form in the propagation process.
  • 关键词:multisymplectic method ; Camassa-Holm equation ; conservation law ; peaked wave solution
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