中国物理B ›› 2004, Vol. 13 ›› Issue (11): 1796-1800.doi: 10.1088/1009-1963/13/11/004

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A series of new double periodic solutions to a (2+1)-dimensional asymmetric Nizhnik-Novikov-Veselov equation

陈勇1, 王琪2   

  1. (1)Department of Mathematics, Ningbo University, Ningbo 315211, China; Department of Physics, Shanghai Jiaotong University, Shanghai 200030, China; Key Laboratory of Mathematics Mechanization, Chinese Academy of Sciences, Beijing 100080, China; (2)Key Laboratory of Mathematics Mechanization, Chinese Academy of Sciences, Beijing 100080, China; Department of Applied Mathematics, Dalian University of Technology, Dalian 116024, China
  • 收稿日期:2004-03-23 修回日期:2004-06-07 出版日期:2004-11-20 发布日期:2005-06-20
  • 基金资助:
    Project supported by the National Outstanding Youth Foundation of China (Grant No 19925522) and the Postdoctoral Science Foundation of China(Grant No 2004035080).

A series of new double periodic solutions to a (2+1)-dimensional asymmetric Nizhnik-Novikov-Veselov equation

Chen Yong (陈勇)abc, Wang Qi (王琪)cd   

  1. a Department of Mathematics, Ningbo University, Ningbo 315211, Chinab Department of Physics, Shanghai Jiaotong University, Shanghai 200030, Chinac Key Laboratory of Mathematics Mechanization, Chinese Academy of Sciences, Beijing 100080, China; d Department of Applied Mathematics, Dalian University of Technology, Dalian 116024, China
  • Received:2004-03-23 Revised:2004-06-07 Online:2004-11-20 Published:2005-06-20
  • Supported by:
    Project supported by the National Outstanding Youth Foundation of China (Grant No 19925522) and the Postdoctoral Science Foundation of China(Grant No 2004035080).

摘要: By means of a new general ans?tz and with the aid of symbolic computation, a new algebraic method named Jacobi elliptic function rational expansion is devised to uniformly construct a series of new double periodic solutions to (2+1)-dimensional asymmetric Nizhnik-Novikov-Veselov (ANNV) equation in terms of rational Jacobi elliptic function.

关键词: (2+1)-dimensional asymmetric Nizhnik-Novikov-Veselov equation, Jacobi elliptic functions, travelling wave solution, soliton solution, periodic solution

Abstract: By means of a new general ans?tz and with the aid of symbolic computation, a new algebraic method named Jacobi elliptic function rational expansion is devised to uniformly construct a series of new double periodic solutions to (2+1)-dimensional asymmetric Nizhnik-Novikov-Veselov (ANNV) equation in terms of rational Jacobi elliptic function.

Key words: (2+1)-dimensional asymmetric Nizhnik-Novikov-Veselov equation, Jacobi elliptic functions, travelling wave solution, soliton solution, periodic solution

中图分类号:  (Approximations and expansions)

  • 02.30.Mv
02.30.Jr (Partial differential equations) 02.60.Gf (Algorithms for functional approximation) 05.45.Yv (Solitons)