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mBBM方程和Vakhneoko方程的显式精确解
引用本文:郭鹏,张磊,王小云,孙小伟.mBBM方程和Vakhneoko方程的显式精确解[J].量子电子学报,2010,27(6):683-687.
作者姓名:郭鹏  张磊  王小云  孙小伟
作者单位:兰州交通大学数理与软件工程学院, 甘肃 兰州 730070
基金项目:甘肃省自然科学基金(0916RJZA047)、兰州交通大学“青蓝”人才工程(QL-06-22A)资助项目
摘    要:应用试探函数方法求解了mBBM方程和Vakhneoko方程.通过引入试探函数,把难于求解的非线性偏微分方程化为易于求解的代数方程,然后用待定系数法确定相应的常数,从而简洁地求得了方程的精确解。

关 键 词:非线性方程  试探函数方法  mBBM方程  Vakhneoko方程  精确解
收稿时间:2010-02-05
修稿时间:2010-04-05

Explicit and exact solutions to the mBBM and Vakhneoko equations
GUO Peng,Zhang-Lei,WANG Xiao-Yun,SUN Xiao-Wei.Explicit and exact solutions to the mBBM and Vakhneoko equations[J].Chinese Journal of Quantum Electronics,2010,27(6):683-687.
Authors:GUO Peng  Zhang-Lei  WANG Xiao-Yun  SUN Xiao-Wei
Affiliation:School of Mathematics, Physics and Software Engineering, Lanzhou Jiaotong University, Lanzhou 730070, China
Abstract:The mBBM and Vakhneoko equations are solved by the trial function method. By introducing appropriate trial functions, the nonlinear partial differential equation that is hard to be solved by the usual ways can be reduced to a set of algebraic equation, which can be easily solved, and its related coefficients can be easily determined by the method of undetermined coefficient. Finally, the analytical solution to the equations are successfully derived.
Keywords:nonlinear equation  trial function method  mBBM equation  Vakhneoko equation  exact solution
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