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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
Authors:  Huang, Na;  Ma, Chang-Feng
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PDE-constrained optimization  Saddle point matrices  Preconditioner  Cholesky decomposition  Spectral bound  
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
Authors:  Hu, Qiya;  Zhao, Lin
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2D-3T heat conduction equations  discontinuous Galerkin method  domain decomposition preconditioner  iterative numbers  
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
Authors:  Hu, Qiya;  Li, Xuan
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Helmholtz equation  large wave numbers  plane wave methods  multilevel overlapping domain decomposition  multilevel overlapping preconditioner  smoothers  
SUBSTRUCTURING PRECONDITIONERS FOR THE SYSTEMS ARISING FROM PLANE WAVE DISCRETIZATION OF HELMHOLTZ EQUATIONS 期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2016, 卷号: 38, 期号: 4, 页码: A2232-A2261
Authors:  Hu, Qiya;  Zhang, Haiyang
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Helmholtz equation  large wave number  plane wave discretization  nonoverlapping domain decomposition  parallel preconditioner  iteration counts  
Construction of sigma-orthogonal polynomials and gaussian quadrature formulas 期刊论文
ADVANCES IN COMPUTATIONAL MATHEMATICS, 2007, 卷号: 27, 期号: 1, 页码: 79-94
Authors:  Shi, Ying Guang;  Xu, Guoliang
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sigma-orthogonal polynomials  existence  uniqueness  characterizations  continuity  Gaussian quadrature formulas  algorithm  
Substructuring preconditioners for saddle-point problems arising from Maxwell's equations in three dimensions 期刊论文
MATHEMATICS OF COMPUTATION, 2004, 卷号: 73, 期号: 245, 页码: 35-61
Authors:  Hu, QY;  Zou, J
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Maxwell's equations  Nedelec finite elements  nonoverlapping domain decomposition  condition numbers  
Natural convection from a vertical flat plate with a surface temperature oscillation 期刊论文
INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER, 2001, 卷号: 44, 期号: 12, 页码: 2311-2322
Authors:  Li, J;  Ingham, DB;  Pop, I
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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
Authors:  Bai, ZZ
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symmetric positive definite linear system  block SSOR iteration  preconditioner  hierarchical basis discretization  
Parallel hybrid algebraic multilevel iterative methods 期刊论文
LINEAR ALGEBRA AND ITS APPLICATIONS, 1997, 卷号: 267, 页码: 281-315
Authors:  Bai, ZZ
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Parallel multilevel iterative methods 期刊论文
LINEAR ALGEBRA AND ITS APPLICATIONS, 1997, 卷号: 250, 页码: 317-347
Authors:  Wang, DR;  Bai, ZZ
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