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求Duffing方程周期解的Mountain Pass方法

刘淑媛1,2, 吕显瑞1, 齐 毅2   

  1. 1. 吉林大学 数学学院, 长春 130012; 2. 吉林商业高等专科学校, 长春 130062
  • 收稿日期:2006-10-30 修回日期:1900-01-01 出版日期:2007-07-26 发布日期:2007-07-26
  • 通讯作者: 吕显瑞

Numerical Mountain Pass Periodic Solutions of a Duffing Equation

LIU Shuyuan1,2, LV Xianrui1, QI Yi2   

  1. 1. College of Mathematics, Jilin University, Changchun 130012, China; 2. Jilin Commercial College, Changchun 130062, China
  • Received:2006-10-30 Revised:1900-01-01 Online:2007-07-26 Published:2007-07-26
  • Contact: LV Xianrui

摘要: 研究一类超线性Duffing方程周期解的存在性及其数值求解方法. 利用山路引理证明了超线性Duffing方程周期解的存在性, 并给出一种求Duffing方程周期解的Mountain Pass算法及其具体算例.

关键词: 山路引理, 临界点, P.S.条件, MountainPass算法, 超线性Duffing方程

Abstract: The existence of periodic solutions and numerical solution method for superlinear Duffing equations were investigated. By means of Mountain Pass lemma, the existence of periodic solutions of superlinear Duffing equations was proved. Furthermore a Mountain Pass algorithm for solutions of the Duffing equations and a concrete example were given.

Key words: Mountain Pass theorem, critical points, P.S.conditions, Mountain Pass algorithm, superlinear Duffing equations

中图分类号: 

  • O175.1