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Structured preconditioners for nonsingular matrices of block two-by-two structures 期刊论文
MATHEMATICS OF COMPUTATION, 2006, 卷号: 75, 期号: 254, 页码: 791-815
作者:  Bai, ZZ
收藏  |  浏览/下载:114/0  |  提交时间:2018/07/30
block two-by-two matrix  preconditioner  modified block relaxation iteration  eigenvalue distribution  positive definiteness  
Convergence properties of preconditioned Hermitian and skew-Hermitian splitting methods for non-Hermitian positive semidefinite matrices 期刊论文
MATHEMATICS OF COMPUTATION, 2006, 卷号: 76, 期号: 257, 页码: 287-298
作者:  Bai, Zhong-Zhi;  Golub, Gene H.;  Li, Chi-Kwong
收藏  |  浏览/下载:96/0  |  提交时间:2018/07/30
non-Hermitian matrix  positive semidefinite matrix  Hermitian and skew-Hermitian splitting  splitting iteration method  convergence