DIRECT AND INVERSE ERROR-ESTIMATES FOR FINITE-ELEMENTS WITH MESH REFINEMENTS

被引:220
作者
BABUSKA, I [1 ]
KELLOGG, RB [1 ]
PITKARANTA, J [1 ]
机构
[1] HELSINKI UNIV TECHNOL,DEPT MATH,SF-02150 OTANIEMI,FINLAND
关键词
Subject Classifications: AMS(MOS): 65N15; CR:; 5.17;
D O I
10.1007/BF01399326
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
The finite element method is used to solve a second order elliptic boundary value problem on a polygonal domain. Mesh refinements and weighted Besov spaces are used to obtain optimal error estimates and inverse theorems. © 1979 Springer-Verlag.
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页码:447 / 471
页数:25
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