STABILIZATION OF SPECTRAL METHODS BY FINITE-ELEMENT BUBBLE FUNCTIONS

被引:42
|
作者
CANUTO, C [1 ]
机构
[1] CNR, IST ANAL NUMER, I-27100 PAVIA, ITALY
关键词
D O I
10.1016/S0045-7825(94)80004-9
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We show that a standard spectral collocation scheme can be stabilized by adding extra trial/test functions with local support (bubbles). Applications are given to a scalar advection-diffusion problem and to the Stokes problem.
引用
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页码:13 / 26
页数:14
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