COUNTEREXAMPLES CONCERNING A WEIGHTED L2 PROJECTION

被引:21
|
作者
XU, JC
机构
关键词
FINITE ELEMENT SPACE; WEIGHTED L2 PROJECTIONS;
D O I
10.2307/2938704
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Counterexamples are given to show that some results concerning a weighted L2 projection presented earlier by Bramble and the author are sharp, i.e., that certain error and stability estimates are impossible in some cases.
引用
收藏
页码:563 / 568
页数:6
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