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兰州大学 [77]
西安光学精密机械研究... [1]
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Convergence behavior of generalized parameterized Uzawa method for singular saddle-point problems
期刊论文
Journal of Computational and Applied Mathematics, 2017, 卷号: 311, 页码: 293-305
作者:
Liang, Zhao-Zheng
;
Zhang, Guo-Feng
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浏览/下载:4/0
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提交时间:2017/01/12
Singular saddle-point problem
Uzawa method
Convergence
Proper splitting
Moore-Penrose inverse
A Weak Galerkin Method with an Over-Relaxed Stabilization for Low Regularity Elliptic Problems
期刊论文
Journal of Scientific Computing, 2016, 页码: 1-24
作者:
Song, Lunji
;
Liu, Kaifang
;
Zhao, Shan
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浏览/下载:5/0
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提交时间:2017/01/12
Finite element method
Computational mechanics
Galerkin methods
Numerical methods
Sobolev spaces
Stabilization
Discontinuous Galerkin methods
Low regularity
Low regularity solution
Numerical results
Optimal convergence order
Second-order elliptic problem
Variational form
Variational formulation
SIMPLE-like preconditioners for saddle point problems from the steady Navier-Stokes equations
期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2016, 卷号: 302, 页码: 211-223
作者:
Liang, ZZ
;
Zhang, GF
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浏览/下载:6/0
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提交时间:2017/01/12
SIMPLE preconditioner
Spectral analysis
Saddle point problems
Convergence
Preconditioning
Navier-Stokes equation
High order schemes for the tempered fractional diffusion equations
期刊论文
ADVANCES IN COMPUTATIONAL MATHEMATICS, 2016, 卷号: 42, 期号: 3, 页码: 543-572
作者:
Li, C
;
Deng, WH
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  |  
浏览/下载:3/0
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提交时间:2017/01/12
Tempered fractional calculus
Tempered-WSGD operator
Superconvergent
Stability and convergence
High order finite difference methods on non-uniform meshes for space fractional operators
期刊论文
ADVANCES IN COMPUTATIONAL MATHEMATICS, 2016, 卷号: 42, 期号: 2, 页码: 425-468
作者:
Zhao, LJ
;
Deng, WH
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浏览/下载:6/0
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提交时间:2017/01/12
Space fractional operator
Mollification
Non-uniform meshes
Error estimate
A class of iteration methods based on the HSS for Toeplitz systems of weakly nonlinear equations
期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2015, 卷号: 290, 页码: 433-444
作者:
Zhu, MZ
;
Zhang, GF
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浏览/下载:3/0
  |  
提交时间:2017/01/12
Toeplitz
Weakly nonlinear systems
HSS iteration method
Inner/outer iteration
Centrosymmetric and skew-centrosymmetric
Local convergence
A block alternating splitting iteration method for a class of block two-by-two complex linear systems
期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2015, 卷号: 288, 页码: 203-214
作者:
Zheng, Z
;
Zhang, GF
;
Zhu, MZ
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浏览/下载:2/0
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提交时间:2017/01/12
Saddle-point problems
Iteration methods
Preconditioning
Time-periodic parabolic equations
Discretize-then-optimization
General constraint preconditioning iteration method for singular saddle-point problems
期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2015, 卷号: 282, 页码: 157-166
作者:
Yang, AL
;
Zhang, GF
;
Wu, YJ
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浏览/下载:3/0
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提交时间:2017/01/12
Singular saddle-point problems
Moore-Penrose inverse
Constraint preconditioning
Convergence property
Iteration method
A new a posteriori parameter choice strategy for the convolution regularization of the space-fractional backward diffusion problem
期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2015, 卷号: 279, 页码: 233-248
作者:
Shi, C
;
Wang, C
;
Zheng, GH
;
Wei, T
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  |  
浏览/下载:4/0
  |  
提交时间:2015/12/16
Backward space-fractional diffusion problem
Posteriori parameter choice strategy
Convolution regularization method
Error estimate
Optimal error bound and simplified Tikhonov regularization method for a backward problem for the time-fractional diffusion equation
期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2015, 卷号: 279, 页码: 277-292
作者:
Wang, JG
;
Wei, T
;
Zhou, YB
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浏览/下载:3/0
  |  
提交时间:2015/12/16
Inverse problem
Fractional diffusion equation
Optimal error bound
Simplified Tikhonov regularization method
Convergence analysis
A posteriori parameter choice
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