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变系数BBM方程的精确解 被引量:2

Exact solution for variable coefficient BBM equation
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摘要 通过推广的F-展开法研究了变系数BBM(Benjamin,Bona and Mahony)方程的精确解,通过线性变换将变系数BBM方程约化为标准椭圆方程形式,由标准方程的行波解的结构求出原方程的解,从而得到了变系数BBM方程丰富的精确解.同时研究了解随参数的变化而变化的情况. In this paper, the extended F-expansion is used to study the variable coefficient BBM equation. Firstly,the BBM equation is converted into a standard elliptic equation through linear transformations, and its exact solutions are obtained by the structure of standard elliptic equation's wave solution and parameter hypothesis. Simultaneously, varying situations of the solutions with parameter are also investigated.
出处 《江苏科技大学学报(自然科学版)》 CAS 北大核心 2008年第5期85-89,共5页 Journal of Jiangsu University of Science and Technology:Natural Science Edition
关键词 变系数 BBM方程 行波解 精确解 标准椭圆方程 variable coefficient BBM equation wave solution exact solution standard elliptic equation
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共引文献17

同被引文献13

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