Extrapolation of the bilinear element approximation for the Poisson equation on anisotropic meshes

被引：6
作者：
Lin, Qun [1 ]
Lin, Jia-Fu
机构：
[1] Chinese Acad Sci, Acad Math & Syst Sci, ICMSEC, LSEC, Beijing 100080, Peoples R China
[2] Beijing Inst Technol, Dept Appl Math, Beijing 100081, Peoples R China
来源：
NUMERICAL METHODS FOR PARTIAL DIFFERENTIAL EQUATIONS | 2007年 / 23卷 / 05期
关键词：
bilinear element; extrapolation; anisotropic;
D O I：
10.1002/num.20202
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
The bilinear finite element approximation for the Poisson equation has an asymptotic error expansion on the anisotropic rectangular meshes. Extrapolation can be obtained based on this expansion and the postprocessing interpolation. (c) 2007 Wiley Periodicals, Inc.
引用
收藏
页码：960 / 967
页数：8
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