Two-Level Additive Schwarz Preconditioners for a Weakly Over-Penalized Symmetric Interior Penalty Method

被引：23
|
作者：
Barker, A. T. [1 ,2 ]
Brenner, S. C. [1 ,2 ]
Park, E. -H. [1 ,2 ]
Sung, L. -Y. [1 ,2 ]
机构：
[1] Louisiana State Univ, Dept Math, Baton Rouge, LA 70803 USA
[2] Louisiana State Univ, Ctr Computat & Technol, Baton Rouge, LA 70803 USA
来源：
JOURNAL OF SCIENTIFIC COMPUTING | 2011年 / 47卷 / 01期
基金：
新加坡国家研究基金会; 美国国家科学基金会;
关键词：
Domain decomposition; Two-level additive Schwarz preconditioner; Interior penalty; Weak over-penalization; DISCONTINUOUS GALERKIN APPROXIMATIONS; FINITE-ELEMENT-METHOD; DECOMPOSITION; SPACES;
D O I：
10.1007/s10915-010-9419-5
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
We propose and analyze several two-level additive Schwarz preconditioners for a weakly over-penalized symmetric interior penalty method for second order elliptic boundary value problems. We also report numerical results that illustrate the parallel performance of these preconditioners.
引用
收藏
页码：27 / 49
页数：23
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