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A substructuring preconditioner with vertex-related interface solvers for elliptic-type equations in three dimensions 期刊论文
ADVANCES IN COMPUTATIONAL MATHEMATICS, 2019, 卷号: 45, 期号: 3, 页码: 1129-1161
作者:  Hu, Qiya;  Hu, Shaoliang
收藏  |  浏览/下载:160/0  |  提交时间:2020/01/10
Domain decomposition  Substructuring preconditioner  Linear elasticity problems  Maxwell's equations  PCG iteration  Convergence rate  
Domain Decomposition Preconditioners for the System Generated by Discontinuous Galerkin Discretization of 2D-3T Heat Conduction Equations 期刊论文
COMMUNICATIONS IN COMPUTATIONAL PHYSICS, 2017, 卷号: 22, 期号: 4, 页码: 1069-1100
作者:  Hu, Qiya;  Zhao, Lin
收藏  |  浏览/下载:115/0  |  提交时间:2018/07/30
2D-3T heat conduction equations  discontinuous Galerkin method  domain decomposition preconditioner  iterative numbers  
EFFICIENT MULTILEVEL PRECONDITIONERS FOR THREE-DIMENSIONAL PLANE WAVE HELMHOLTZ SYSTEMS WITH LARGE WAVE NUMBERS 期刊论文
MULTISCALE MODELING & SIMULATION, 2017, 卷号: 15, 期号: 3, 页码: 1242-1266
作者:  Hu, Qiya;  Li, Xuan
收藏  |  浏览/下载:140/0  |  提交时间:2018/07/30
Helmholtz equation  large wave numbers  plane wave methods  overlapping domain decomposition  multilevel preconditioners  3-level smoothers  
NOVEL MULTILEVEL PRECONDITIONERS FOR THE SYSTEMS ARISING FROM PLANE WAVE DISCRETIZATION OF HELMHOLTZ EQUATIONS WITH LARGE WAVE NUMBERS 期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2017, 卷号: 39, 期号: 4, 页码: A1675-A1709
作者:  Hu, Qiya;  Li, Xuan
收藏  |  浏览/下载:93/0  |  提交时间:2018/07/30
Helmholtz equation  large wave numbers  plane wave methods  multilevel overlapping domain decomposition  multilevel overlapping preconditioner  smoothers  
A DOMAIN DECOMPOSITION METHOD WITH LAGRANGE MULTIPLIER BASED ON THE POINTWISE MATCHING CONDITION 期刊论文
INTERNATIONAL JOURNAL OF NUMERICAL ANALYSIS AND MODELING, 2009, 卷号: 6, 期号: 1, 页码: 147-160
作者:  Sun, Dudu;  Hu, Qiya;  Shu, Shi
收藏  |  浏览/下载:112/0  |  提交时间:2018/07/30
domain decomposition  nonmatching grids  pointwise matching  error estimate  
A non-overlapping domain decomposition for low-frequency time-harmonic Maxwell's equations in unbounded domains 期刊论文
ADVANCES IN COMPUTATIONAL MATHEMATICS, 2008, 卷号: 28, 期号: 4, 页码: 355-382
作者:  Liu, Yang;  Hu, Qiya;  Yu, Dehao
收藏  |  浏览/下载:105/0  |  提交时间:2018/07/30
Maxwell's equations  Unbounded domains  Domain decomposition  Boundary integral  Nedelec finite elements  D-N alternation  
Numerical integrations and unit resolution multipliers for domain decomposition methods with nonmatching grids 期刊论文
COMPUTING, 2005, 卷号: 74, 期号: 2, 页码: 101-129
作者:  Hu, Q
收藏  |  浏览/下载:101/0  |  提交时间:2018/07/30
domain decomposition  nonmatching grids  mortar element  numerical integration  error estimate  unit resolution multiplier  smooth basis  
Preconditioning Poincare-Steklov operators arising from domain decompositions with mortar multipliers 期刊论文
IMA JOURNAL OF NUMERICAL ANALYSIS, 2004, 卷号: 24, 期号: 4, 页码: 643-669
作者:  Hu, QY
收藏  |  浏览/下载:88/0  |  提交时间:2018/07/30
domain decomposition  non-matching grids  mortar multiplier  Poincare-Steklov operator  inexact solver  preconditioner  condition number