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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
作者:  Xu, Xuefeng;  Zhang, Chen-Song
收藏  |  浏览/下载:155/0  |  提交时间:2020/01/10
Chebyshev polynomials  Recurrence relation  Smoothed aggregation  
Multigrid methods for space fractional partial differential equations 期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2015, 卷号: 302, 页码: 374-392
作者:  Jiang, Yingjun;  Xu, Xuejun
收藏  |  浏览/下载:99/0  |  提交时间:2018/07/30
Fractional differential equations  Multigrid methods  Optimal convergence  
Application of auxiliary space preconditioning in field-scale reservoir simulation 期刊论文
SCIENCE CHINA-MATHEMATICS, 2013, 卷号: 56, 期号: 12, 页码: 2737-2751
作者:  Hu XiaoZhe;  Xu JinChao;  Zhang ChenSong
收藏  |  浏览/下载:110/0  |  提交时间:2021/01/14
ITERATIVE METHODS  BLOCK  EQUATIONS  SYSTEMS  GRIDS  reservoir simulation  black-oil model  fully implicit method  auxiliary space preconditioning  algebraic multigrid method  Krylov subspace iterative method  
Difference Methods for Computing the Ginzburg-Landau Equation in Two Dimensions 期刊论文
NUMERICAL METHODS FOR PARTIAL DIFFERENTIAL EQUATIONS, 2011, 卷号: 27, 期号: 3, 页码: 507-528
作者:  Xu, Qiubin;  Chang, Qianshun
收藏  |  浏览/下载:123/0  |  提交时间:2018/07/30
Ginzburg-Landau equation  difference scheme  time-splitting scheme  convergence  stability  
Standard and Economical Cascadic Multigrid Methods for the Mortar Finite Element Methods 期刊论文
NUMERICAL MATHEMATICS-THEORY METHODS AND APPLICATIONS, 2009, 卷号: 2, 期号: 2, 页码: 180-201
作者:  Xu, Xuejun;  Chen, Wenbin
收藏  |  浏览/下载:98/0  |  提交时间:2018/07/30
Cascadic multigrid  mortar finite elements  
Acceleration methods for image restoration problem with different boundary conditions 期刊论文
APPLIED NUMERICAL MATHEMATICS, 2008, 卷号: 58, 期号: 5, 页码: 602-614
作者:  Shi, Yuying;  Chang, Qianshun
收藏  |  浏览/下载:99/0  |  提交时间:2018/07/30
image restoration  algebraic multigrid  fixed point method  total variation  reflecting BCs  antireflective BCs  mean BCs  
An algebraic multigrid method for finite element systems on criss-cross grids 期刊论文
ADVANCES IN COMPUTATIONAL MATHEMATICS, 2006, 卷号: 25, 期号: 1-3, 页码: 287-304
作者:  Shu, S;  Xu, JC;  Yang, Y;  Yu, HY
收藏  |  浏览/下载:100/0  |  提交时间:2018/07/30
algebraic multigrid method  finite element  criss-cross grids  convergence analysis  
An algebraic multigrid method for higher-order finite element discretizations 期刊论文
COMPUTING, 2006, 卷号: 77, 期号: 4, 页码: 347-377
作者:  Shu, S;  Sun, D;  Xu, J
收藏  |  浏览/下载:115/0  |  提交时间:2018/07/30
algebraic multigrid methods  high-order finite element  unstructured grids  geometric-based  
CASCADIC MULTIGRID FOR FINITE VOLUME METHODS FOR ELLIPTIC PROBLEMS 期刊论文
Journal of Computational Mathematics, 2004, 卷号: 22, 期号: 6, 页码: 905
作者:  Shi Zhongci;  Xu Xuejun;  Man Hongying
收藏  |  浏览/下载:111/0  |  提交时间:2018/07/30
A V-cycle mutigrid for quadrilateral rotated Q(1) element with numerical integration 期刊论文
JOURNAL OF COMPUTATIONAL MATHEMATICS, 2003, 卷号: 21, 期号: 5, 页码: 545-554
作者:  Shi, ZC;  Xu, XJ
收藏  |  浏览/下载:91/0  |  提交时间:2018/07/30
multigrid  rotated Q(1)  elements  numerical integration