Exact soliton solutions of the variable coefficient KdV-MKdV equation with three arbitrary funtions

被引:26
|
作者
Yan, ZY [1 ]
Zhang, HQ [1 ]
机构
[1] Dalian Univ Technol, Inst Math Sci, Dalian 116024, Peoples R China
关键词
D O I
10.7498/aps.48.1957
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
In this paper, first, by using a new transformation, the variable coefficient KdV-MKdV equation is reduced to a third-order nonlinear ordinary differential equation (NODE),and then several exact soliton-solutions for the variable coefficient KdV-MKdV equatioin are obtained through considering this NODE. The method can be also used to solve other nonlinear equations, such as the variable coefficient KP equation, sine-Gordon equation and so on.
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页码:1957 / 1961
页数:5
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