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检索条件"机构=Hunan Key Lab for Computation and Simulation in Science and Engineering"
341 条 记 录,以下是291-300 订阅
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Anisotropic mesh generation methods based on ACVT and natural metric for anisotropic elliptic equation
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science CHINA Mathematics 2013年 第12期56卷 2615-2630页
作者: HUANG YunQing SU YiFan WEI HuaYi YI NianYu Hunan Key Laboratory for Computation and Simulation in Science and Engineering School of Mathematics and Computational Science Xiangtan University Xiangtan 411105 China
Anisotropic meshes are known to be well-suited for problems which exhibit anisotropic solution features. Defining an appropriate metric tensor and designing an efficient algorithm for anisotropic mesh generation are t... 详细信息
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Superconvergence for General Convex Optimal Control Problems Governed by Semilinear Parabolic Equations
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International Scholarly Research Notices 2014年 第1期2014卷
作者: Yongquan Dai Yanping Chen Hunan Key Laboratory for Computation and Simulation in Science and Engineering Department of Mathematics Xiangtan University Xiangtan Hunan 411105 *** School of Mathematical Sciences South China Normal University Guangzhou Guangdong 510631 ***
We will investigate the superconvergence for the semidiscrete finite element approximation of distributed convex optimal control problems governed by semilinear parabolic equations. The state and costate are approxima...
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Finite Element Analysis of Maxwell’s Equations in Dispersive Lossy Bi-Isotropic Media
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Advances in Applied Mathematics and Mechanics 2013年 第4期5卷 494-509页
作者: Yunqing Huang Jichun Li Yanping Lin Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan UniversityHunan 411105China Department of Mathematical Sciences University of Nevada Las VegasLas VegasNevada 89154-4020USA Department of AppliedMathematics Hong Kong Polytechnic UniversityHung HomHong Kongand Department of Mathematical and Statistics ScienceUniversity of AlbertaEdmonton ABAlberta T6G 2G1Canada
In this paper,the time-dependent Maxwell’s equations used to modeling wave propagation in dispersive lossy bi-isotropic media are *** and uniqueness of the modeling equations are *** fully discrete finite element sch... 详细信息
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A Novel Finite Volume Scheme with Geometric Average Method for Radiative Heat Transfer Problems
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应用物理前沿(中英文版) 2013年 第4期1卷 32-44页
作者: Cunyun Nie Haiyuan Yu Department of Mathematics and Physics Hunan Institution of Engineering Xiangtan Hunan 411104 China Hunan Key Laboratory for Computation & Simulation in Science and Engineering and Key Laboratory ofIntelligent Computing & Information Processing of Ministry of Education Xiangtan University Hunan 411105China
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Superconvergence and asymptotic expansion for semidiscrete bilinear finite volume element approximation of the parabolic problem
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Computers & Mathematics with Applications 2013年 第1期66卷 91-104页
作者: Cunyun Nie Shi Shu Haiyuan Yu Yuyue Yang Department of Mathematics and Physics Hunan Institution of Engineering Hunan 411104 China Hunan Key Laboratory for Computation & Simulation in Science and Engineering Xiangtan University Hunan 411105 China Key Laboratory of Intelligent Computing & Information Processing of Ministry of Education Xiangtan University Hunan 411105 China
We first derive the asymptotic expansion of the bilinear finite volume element for the linear parabolic problem by employing the energy-embedded method on uniform grids, and then obtain a high accuracy combination poi... 详细信息
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The improved upper solution bounds of the continuous coupled algebraic Riccati matrix equation
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International Journal of Control, Automation and Systems 2013年 第4期11卷 852-858页
作者: Juan Zhang Jianzhou Liu Department of Mathematics and Computational Science Xiangtan University Xiangtan Hunan P. R. China Key Laboratory of Intelligent Computing & Information Processing of Ministry of Education Xiangtan University Hunan China Hunan Key Laboratory for Computation & Simulation in Science & Engineering Xiangtan University Hunan China
In this paper, combining some special eigenvalue inequalities of matrix’s product and sum with the equivalent form of the continuous coupled algebraic Riccati equation (CCARE), we construct linear inequalities. Then,...
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Two-level additive preconditioners for edge element discretizations of time-harmonic Maxwell equations
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Computers & Mathematics with Applications 2013年 第4期66卷 432-440页
作者: Liuqiang Zhong Chunmei Liu Shi Shu School of Mathematical Sciences South China Normal University Guangzhou 510631 China Department of Mathematics and Computational Science Hunan University of Science and Engineering Yongzhou 425199 China Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University Xiangtan 411105 China
Two-level additive preconditioners are presented for edge element discretizations of time-harmonic Maxwell equations. The key is to construct a special “coarse mesh” space, which adds the kernel of the curl -operato... 详细信息
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Cubic spline collocation method for fractional differential equations
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Journal of Applied Mathematics 2013年 第1期2013卷
作者: Yang, Shui-Ping Xiao, Ai-Guo Department of Mathematics Huizhou University Guangdong 516007 China School of Mathematics and Computational Science Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University Hunan 411105 China
We discuss the cubic spline collocation method with two parameters for solving the initial value problems (IVPs) of fractional differential equations (FDEs). Some results of the local truncation error, the convergence...
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Numerical Method for the Time Fractional Fokker-Planck Equation
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Advances in Applied Mathematics and Mechanics 2012年 第6期4卷 848-863页
作者: Xue-Nian Cao Jiang-Li Fu Hu Huang School of Mathematics and Computational Science Hunan Key Laboratory for Computation and Simulation in Science and EngineeringXiangtan UniversityHunan 411105China
In this paper,a new numerical algorithm for solving the time fractional Fokker-Planck equation is *** analysis of local truncation error and the stability of this method are *** analysis and numerical experiments show... 详细信息
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SomeWeighted Averaging Methods for Gradient Recovery
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Advances in Applied Mathematics and Mechanics 2012年 第2期4卷 131-155页
作者: Yunqing Huang Kai Jiang Nianyu Yi Hunan Key Laboratory for Computation and Simulation in Science and Engineering School of Mathematics and Computational ScienceXiangtan UniversityXiangtan 411105HunanChina
We propose some new weighted averaging methods for gradient recovery,and present analytical and numerical investigation on the performance of these weighted averaging *** is shown analytically that the harmonic averag... 详细信息
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