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A Robust Multilevel Preconditioner Based on a Domain Decomposition Method for the Helmholtz Equation
期刊论文
JOURNAL OF SCIENTIFIC COMPUTING, 2019, 卷号: 81, 期号: 1, 页码: 291-311
作者:
Lu, Peipei
;
Xu, Xuejun
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浏览/下载:44/0
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提交时间:2019/10/28
Multilevel method
Helmholtz equation
High wave number
Continuous interior penalty finite element method
GMRES method
Overlapping domain decomposition method
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
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浏览/下载:21/0
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提交时间:2018/07/30
Helmholtz equation
large wave numbers
plane wave methods
multilevel overlapping domain decomposition
multilevel overlapping preconditioner
smoothers
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
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浏览/下载:21/0
  |  
提交时间:2018/07/30
Helmholtz equation
large wave numbers
plane wave methods
overlapping domain decomposition
multilevel preconditioners
3-level smoothers
Parallel two-level domain decomposition based Jacobi-Davidson algorithms for pyramidal quantum dot simulatio
期刊论文
COMPUTER PHYSICS COMMUNICATIONS, 2016
作者:
Zhao, Tao
;
Hwang, Feng-Nan
;
Cai, Xiao-Chuan
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浏览/下载:18/0
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提交时间:2017/01/15
Mixed order discretization based two-level Schwarz preconditioners for a tracer transport problem on the cubed-sphere
期刊论文
Computers and Fluids, 2015, 卷号: Vol.110, 页码: 88-95
作者:
Yang, HJ
;
Yang, C
;
Cai, XC
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浏览/下载:3/0
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提交时间:2019/12/31
Tracer transport problem
Cubed-sphere mesh
Finite volume scheme
Fully implicit method
Multilevel domain decomposition
Strong and weak scalabilities
LOCAL MULTILEVEL METHODS FOR SECOND-ORDER ELLIPTIC PROBLEMS WITH HIGHLY DISCONTINUOUS COEFFICIENTS
期刊论文
JOURNAL OF COMPUTATIONAL MATHEMATICS, 2012, 卷号: 30, 期号: 3, 页码: 223-248
作者:
Chen Huangxin
;
Xu Xuejun
;
Zheng Weiying
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浏览/下载:0/0
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提交时间:2021/01/14
BOUNDARY-VALUE-PROBLEMS
WEIGHTED L2 PROJECTION
FINITE-ELEMENT METHODS
MULTIGRID V-CYCLE
DOMAIN DECOMPOSITION
3 DIMENSIONS
ITERATIVE METHODS
ERROR ESTIMATORS
SCHWARZ METHODS
REFINED MESHES
Local multilevel method
Adaptive finite element method
Preconditioned conjugate gradient method
Discontinuous coefficients
parallel multilevel methods for implicit solution of shallow water equations with nonsmooth topography on the cubed-sphere
期刊论文
Journal of Computational Physics, 2011, 卷号: 230, 期号: 7, 页码: 2523 - 2539
Chao Yang
;
Xiao-Chuan Cai
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浏览/下载:29/0
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提交时间:2013/10/08
Shallow water equations
Fully implicit method
Newton&ndash
Krylov&ndash
Schwarz
Multilevel domain decomposition method
Cubed-sphere mesh
Parallel processing
Strong and weak scalability
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