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Analysis on inexact block diagonal preconditioners for elliptic PDE-constrained optimization problems 期刊论文
COMPUTERS & MATHEMATICS WITH APPLICATIONS, 2017, 卷号: 74, 期号: 10, 页码: 2423-2437
作者:  Huang, Na;  Ma, Chang-Feng
浏览  |  Adobe PDF(577Kb)  |  收藏  |  浏览/下载:846/153  |  提交时间:2018/07/25
PDE-constrained optimization  Saddle point matrices  Preconditioner  Cholesky decomposition  Spectral bound  
Fast parareal iterations for fractional diffusion equations 期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2017, 卷号: 329, 页码: 210-226
作者:  Wu, Shu-Lin;  Zhou, Tao
收藏  |  浏览/下载:96/0  |  提交时间:2018/07/30
Parareal algorithm  Fractional PDEs  Convergence analysis  Parameter optimization  
Modified incomplete orthogonal factorization methods using Givens rotations 期刊论文
COMPUTING, 2009, 卷号: 86, 期号: 1, 页码: 53-69
作者:  Bai, Zhong-Zhi;  Yin, Jun-Feng
收藏  |  浏览/下载:114/0  |  提交时间:2018/07/30
Preconditioner  Givens rotation  Incomplete orthogonal factorization  Nonsymmetric matrix  
Numerical study on incomplete orthogonal factorization preconditioners 期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2009, 卷号: 226, 期号: 1, 页码: 22-41
作者:  Bai, Zhong-Zhi;  Duff, Iain S.;  Yin, Jun-Feng
收藏  |  浏览/下载:102/0  |  提交时间:2018/07/30
Preconditioning  Givens rotation  Incomplete orthogonal factorization  Nonsymmetric matrix  Normal equations  
On parameterized inexact Uzawa methods for generalized saddle point problems 期刊论文
LINEAR ALGEBRA AND ITS APPLICATIONS, 2008, 卷号: 428, 期号: 11-12, 页码: 2900-2932
作者:  Bai, Zhong-Zhi;  Wang, Zeng-Qi
收藏  |  浏览/下载:94/0  |  提交时间:2018/07/30
generalized saddle point problem  parameterized inexact Uzawa method  acceleration technique  convergence  quasi-optimal relaxation parameter  quasi-optimal convergence factor  
Fast iterative schemes for nonsymmetric algebraic Riccati equations arising from transport theory 期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2008, 卷号: 30, 期号: 2, 页码: 804-818
作者:  Bai, Zhong-Zhi;  Gao, Yong-Hua;  Lu, Lin-Zhang
收藏  |  浏览/下载:93/0  |  提交时间:2018/07/30
nonsymmetric algebraic Riccati equation  fixed-point equations in vector form  splitting iteration method  monotone convergence  
Alternately linearized implicit iteration methods for the minimal nonnegative solutions of the nonsymmetric algebraic Riccati equations 期刊论文
NUMERICAL LINEAR ALGEBRA WITH APPLICATIONS, 2006, 卷号: 13, 期号: 8, 页码: 655-674
作者:  Bai, Zhong-Zhi;  Guo, Xiao-Xia;  Xu, Shu-Fang
收藏  |  浏览/下载:94/0  |  提交时间:2018/07/30
non-symmetric algebraic Riccati equation  minimal non-negative solution  M-matrix  alternately linearized iteration  monotone convergence  
On generalized successive overrelaxation methods for augmented linear systems 期刊论文
NUMERISCHE MATHEMATIK, 2005, 卷号: 102, 期号: 1, 页码: 1-38
作者:  Bai, ZZ;  Parlett, BN;  Wang, ZQ
收藏  |  浏览/下载:195/0  |  提交时间:2018/07/30
On the minimal nonnegative solution of nonsymmetric algebraic Riccati equation 期刊论文
JOURNAL OF COMPUTATIONAL MATHEMATICS, 2005, 卷号: 23, 期号: 3, 页码: 305-320
作者:  Guo, XX;  Bai, ZZ
收藏  |  浏览/下载:108/0  |  提交时间:2018/07/30
nonsymmetric algebraic Riccati equation  minimal nonnegative solution  matrix sign function  quadratic matrix equation