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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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ANALYSIS OF POLLUTION-FREE APPROACHES FOR MULTI-DIMENSIONAL HELMHOLTZ EQUATIONS
期刊论文
INTERNATIONAL JOURNAL OF NUMERICAL ANALYSIS AND MODELING, 2019, 卷号: 16, 期号: 3, 页码: 412-435
Authors:
Wang, Kun
;
Wong, Yau Shu
;
Huang, Jizu
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View/Download:148/0
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Submit date:2019/04/02
Helmholtz equation
error estimate
finite difference method
polar and spherical coordinates
pollution-free scheme
Solving Helmholtz equation at high wave numbers in exterior domains
期刊论文
APPLIED MATHEMATICS AND COMPUTATION, 2017, 卷号: 298, 页码: 221-235
Authors:
Wang, Kun
;
Wong, Yau Shu
;
Huang, Jizu
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View/Download:87/0
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Submit date:2018/07/30
Helmholtz equation
High wave number
Local refinement
Polar and spherical coordinates
Pollution-free scheme
MULTISCALE COMPUTATIONS FOR 3D TIME-DEPENDENT MAXWELL'S EQUATIONS IN COMPOSITE MATERIALS
期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2010, 卷号: 32, 期号: 5, 页码: 2560-2583
Authors:
Zhang, Ya
;
Cao, Li-Qun
;
Wong, Yau-Shu
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Submit date:2018/07/30
Maxwell's equations
homogenization
multiscale asymptotic expansion
composite materials
edge finite element
symplectic geometric scheme
EFFICIENT PARALLEL HYBRID COMPUTATIONS FOR THREE-DIMENSIONAL WAVE EQUATION PRESTACK DEPTH IMAGING
期刊论文
INTERNATIONAL JOURNAL OF NUMERICAL ANALYSIS AND MODELING, 2010, 卷号: 7, 期号: 2, 页码: 373-391
Authors:
Zhang, Wensheng
;
Wong, Yau-Shu
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View/Download:71/0
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Submit date:2018/07/30
prestack depth imaging
prestack migration
wavefield extrapolation
wave equation
hybrid method
parallel compuation
MPI
Numerical computations for long-wave short-wave interaction equations in semi-classical limit
期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2008, 卷号: 227, 期号: 19, 页码: 8489-8507
Authors:
Chang, Qianshun
;
Wong, Yau-Shu
;
Lin, Chi-Kun
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Submit date:2018/07/30
numerical methods
finite-difference schemes
long-wave short-wave interaction equations
semi-classical limit