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中国科学院数学与系统科学研究院机构知识库
KMS Of Academy of mathematics and systems sciences, CAS
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CONVERGENCE ANALYSIS OF INEXACT TWO-GRID METHODS: A THEORETICAL FRAMEWORK
期刊论文
SIAM JOURNAL ON NUMERICAL ANALYSIS, 2022, 卷号: 60, 期号: 1, 页码: 133-156
Authors:
Xu, Xuefeng
;
Zhang, Chen-Song
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View/Download:55/0
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Submit date:2022/04/29
multigrid
inexact two-grid methods
convergence factor
eigenvalue analysis
\daggerCorresponding author. (xuxuefeng@lsec.cc.ac.cn). \ddagger, and (zhangcs@lsec.cc.ac.cn). 512
期刊论文
SIAM JOURNAL ON MATRIX ANALYSIS AND APPLICATIONS, 2022, 卷号: 43, 期号: 1, 页码: 512-533
Authors:
Xu, Xuefeng
;
Zhang, Chen-Song
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View/Download:8/0
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Submit date:2023/02/07
multigrid
inexact two-grid methods
convergence factor
two-sided bounds
A new estimate for a quantity involving the Chebyshev polynomials of the first kind
期刊论文
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 2019, 卷号: 476, 期号: 2, 页码: 302-308
Authors:
Xu, Xuefeng
;
Zhang, Chen-Song
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View/Download:107/0
  |  
Submit date:2020/01/10
Chebyshev polynomials
Recurrence relation
Smoothed aggregation
科学精神的传承挑战与对策
期刊论文
科技导报北京, 2019, 卷号: 37, 期号: 22, 页码: 143-148
Authors:
李晓轩
;
徐伟宣
;
刘则渊
;
李伦
;
姜雪峰
;
徐翔
;
陈悦
;
周涛
;
徐芳
;
刘文斌
;
郑毅
;
马士聪
;
刘驰
;
王贤文
;
陈玥如
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View/Download:102/0
  |  
Submit date:2020/05/24
New perturbation bounds for the spectrum of a normal matrix
期刊论文
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 2017, 卷号: 455, 期号: 1-2, 页码: 1937-1955
Authors:
Xu, Xuefeng
;
Zhang, Chen-Song
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View/Download:142/0
  |  
Submit date:2018/07/30
Spectrum
Perturbation
Hermitian matrix
Normal matrix
Departure from normality
Generalization of the Sherman-Morrison-Woodbury formula involving the Schur complement
期刊论文
APPLIED MATHEMATICS AND COMPUTATION, 2017, 卷号: 309, 页码: 183-191
Authors:
Xu, Xuefeng
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View/Download:57/0
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Submit date:2018/07/30
Sherman-Morrison-Woodbury formula
Moore-Penrose inverse
Schur complement
An improved upper bound for the number of distinct eigenvalues of a matrix after perturbation
期刊论文
LINEAR ALGEBRA AND ITS APPLICATIONS, 2017, 卷号: 523, 页码: 109-117
Authors:
Xu, Xuefeng
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View/Download:64/0
  |  
Submit date:2018/07/30
Distinct eigenvalues
Perturbation
Defectivity
Derogatory index
空间引力波探测天文学的一个新窗口
期刊论文
中国科学物理学力学天文学, 2017, 卷号: 47, 期号: 1, 页码: 38
Authors:
黄双林
;
龚雪飞
;
徐鹏
;
Pau AmaroSeoane
;
边星
;
陈跃文
;
陈弦
;
房震
;
冯学锋
;
刘富坤
;
李硕
;
李想
;
罗子人
;
邵明学
;
Rainer Spurzem
;
唐文林
;
王龑
;
王瑛
;
臧云龙
;
刘润球
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  |  
View/Download:138/0
  |  
Submit date:2020/01/10
空间引力波探测——天文学的一个新窗口
期刊论文
中国科学:物理学 力学 天文学, 2017, 页码: 38
Authors:
黄双林
;
龚雪飞
;
徐鹏
;
Pau AmaroSeoane
;
边星
;
陈跃文
;
陈弦
;
房震
;
冯学锋
;
刘富坤
;
李硕
;
李想
;
罗子人
;
邵明学
;
Rainer Spurzem
;
唐文林
;
王龑
;
王瑛
;
臧云龙
;
刘润球
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  |  
View/Download:120/0
  |  
Submit date:2021/01/14
广义相对论
空间引力波探测
天文学