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Restrictive preconditioners for conjugate gradient methods for symmetric positive definite linear systems 期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2006, 卷号: 187, 期号: 2, 页码: 202-226
作者:  Bai, ZZ;  Wang, ZQ
收藏  |  浏览/下载：103/0  |  提交时间：2018/07/30
linear system  block two-by-two matrix  symmetric positive definite matrix  restrictive preconditioner  conjugate gradient method  
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  
Skew-Hermitian triangular splitting iteration methods for non-Hermitian positive definite linear systems of strong skew-Hermitian parts 期刊论文
BIT NUMERICAL MATHEMATICS, 2004, 卷号: 44, 期号: 2, 页码: 363-386
作者:  Wang, L;  Bai, ZZ
收藏  |  浏览/下载：87/0  |  提交时间：2018/07/30
Hermitian and skew-Hermitian splitting  triangular splitting  splitting iteration method  Krylov subspace method  convergence theory  
A hybrid preconditioner of banded matrix approximation and alternating direction implicit iteration for symmetric Sinc-Galerkin linear systems 期刊论文
LINEAR ALGEBRA AND ITS APPLICATIONS, 2003, 卷号: 366, 页码: 317-335
作者:  Ng, MK;  Bai, ZZ
收藏  |  浏览/下载：99/0  |  提交时间：2018/07/30
Toeplitz-plus-diagonal  ADI  banded  preconditioner  
A class of incomplete orthogonal factorization methods. I: Methods and theories 期刊论文
BIT, 2001, 卷号: 41, 期号: 1, 页码: 53-70
作者:  Bai, ZZ;  Duff, IS;  Wathen, AJ
收藏  |  浏览/下载：105/0  |  提交时间：2018/07/30
preconditioning  linear systems  sparse least squares  modified Gram-Schmidt orthogonalization  Givens rotations  incomplete orthogonal factorizations  
Modified block SSOR preconditioners for symmetric positive definite linear systems 期刊论文
ANNALS OF OPERATIONS RESEARCH, 2001, 卷号: 103, 页码: 263-282
作者:  Bai, ZZ
收藏  |  浏览/下载：125/0  |  提交时间：2018/07/30
symmetric positive definite linear system  block SSOR iteration  preconditioner  hierarchical basis discretization  
A class of modified block SSOR preconditioners for symmetric positive definite systems of linear equations 期刊论文
ADVANCES IN COMPUTATIONAL MATHEMATICS, 1999, 卷号: 10, 期号: 2, 页码: 169-186
作者:  Bai, ZZ
收藏  |  浏览/下载：104/0  |  提交时间：2018/07/30
symmetric positive definite linear system  block SSOR iteration  preconditioner  hierarchical basis discretization  
A class of hybrid algebraic multilevel preconditioning methods 期刊论文
APPLIED NUMERICAL MATHEMATICS, 1996, 卷号: 19, 期号: 4, 页码: 389-399
作者:  Bai, ZZ
收藏  |  浏览/下载：103/0  |  提交时间：2018/07/30
multilevel method  polynomial acceleration  finite element  optimal-order preconditioner