High accuracy for mixes finite element methods in Raviart-Thomas element

被引：0
|
作者：
Lin, Q
Pan, JH
机构：
[1] CHINESE ACAD SCI,INST SYST SCI,BEIJING,PEOPLES R CHINA
[2] UNIV PETR,DEPT BASIC SCI,BEIJING,PEOPLES R CHINA
来源：
JOURNAL OF COMPUTATIONAL MATHEMATICS | 1996年 / 14卷 / 02期
关键词：
D O I：
暂无
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
This paper deals with Raviart-Thomas element (Q(2,1) x Q(1,2) - Q(1) element). Apart from its global superconvergence property of fourth order, we prove that a postprocessed extrapolation can globally increased the accuracy by fifth order.
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页码：175 / 182
页数：8
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