SUPERCONVERGENCE OF THE VELOCITY ALONG THE GAUSS LINES IN MIXED FINITE-ELEMENT METHODS

被引：117

作者：

EWING, RE

LAZAROV, RD

WANG, J

机构：

[1] UNIV WYOMING, DEPT CHEM ENGN, LARAMIE, WY 82071 USA

[2] UNIV WYOMING, DEPT PETR ENGN, LARAMIE, WY 82071 USA

[3] BULGARIAN ACAD SCI, INST MATH, BU-1113 SOFIA, BULGARIA

来源：

SIAM JOURNAL ON NUMERICAL ANALYSIS | 1991年 / 28卷 / 04期

关键词：

MIXED FINITE ELEMENT METHOD; SUPERCONVERGENCE;

D O I：

10.1137/0728054

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

Superconvergence for the velocity along the Gauss lines is derived for the mixed finite element method for the second-order elliptic equation in rectangular domains. These estimates are based on the rectangular finite elements of Raviart-Thomas type.

引用

页码：1015 / 1029

页数：15

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