Numerical scheme based on similarity reductions for the regularized long wave equation

被引:5
作者
Soliman, AA [1 ]
机构
[1] Suez Canal Univ, Dept Math, Fac Educ AL Arish, Al Arish 45111, Egypt
关键词
RLW equation; similarity reductions; nonlinear partial differential equation;
D O I
10.1080/00207160412331272135
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Numerical solution based on similarity reductions for partial differential equations used to get the numerical scheme for the regularized long wave (RLW) equation. The similarity reductions for RLW equation are obtained locally on subdomains defined by the classical three-point stencil. The ordinary differential equation, which deduced from the similarity reduction can be linearized, integrated analytically and then obtain the solution. This approch eliminates the difficulties associated with boundary conditions for the similarity reduction over the whole solution domain. Numerical results are obtained for test problem. The computed results using our scheme confirm the accuracy of our scheme.
引用
收藏
页码:1281 / 1288
页数:8
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