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检索条件"机构=2. Hunan Key Laboratory for Computation and Simulation in Science and Engineering"
340 条 记 录,以下是191-200 订阅
Stochastic fractional integro-differential equations with weakly singular kernels: Well-posedness and Euler–Maruyama approximation
arXiv
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arXiv 2019年
作者: Dai, Xinjie Xiao, Aiguo Bu, Weiping School of Mathematics and Computational Science Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University Hunan411105 China
This paper considers the initial value problem of general nonlinear stochastic fractional integro-differential equations with weakly singular kernels. Our effort is devoted to establishing some fine estimates to inclu... 详细信息
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Space-time finite element method for the distributed-order time fractional reaction diffusion equations
Space-time finite element method for the distributed-order t...
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第十六届全国微分方程数值方法暨第十三届全国仿真算法学术会议
作者: Weiping Bu School of Mathematics and Computational Science & Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan UniversityHunan 411105China
In this paper,we propose a space-time finite element method for the distributed-order time fractional reaction diffusion equations(DOTFRDEs).
来源: 评论
Particle Scale Numerical simulation on Momentum and Heat Transfer of Two Tandem Spheroids:an IB-LBM Study
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Advances in Applied Mathematics and Mechanics 2018年 第6期10卷 1497-1526页
作者: Chunhai Ke Shi Shu Hao Zhang Haizhuan Yuan Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan UniversityXiangtan 411105HunanChina School of Metallurgy Northeastern UniversityShenyang 110819LiaoningChina
The cold fluid flowing over two hot spheroids placed in a tandem arrangement was numerically studied via a GPU-based immersed boundary-lattice Boltzmann method(IB-LBM)*** drag coefficient and average Nusselt number of... 详细信息
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Numerical methods for the mass-conserved Ohta-Kawasaki equation
arXiv
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arXiv 2019年
作者: Zhang, Juan Li, Shifeng Jiang, Kai School of Mathematics and Computational Science Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University Hunan Xiangtan411105 China
In this paper, we propose a numerical method to solve the mass-conserved Ohta-Kawasaki equation with finite element discretization. An unconditional stable convex splitting scheme is applied to time approximation. The... 详细信息
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Stability of three-dimensional icosahedral quasicrystals in multi-component systems
arXiv
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arXiv 2019年
作者: Jiang, Kai Si, Wei School of Mathematics and Computational Science Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University 411105 China
The relative stability of three-dimensional icosahedral quasicrystals in multi-component systems has been investigated based on a phenomenological coupled-mode Swift-Hohenberg model with two-length-scales. A recently ... 详细信息
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Algebraic multigrid block preconditioning for multi-group radiation diffusion equations
arXiv
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arXiv 2020年
作者: Yue, Xiaoqiang Zhang, Shulei Xu, Xiaowen Shu, Shi Shi, Weidong School of Mathematics and Computational Science Hunan Key Laboratory for Computation and Simulation in Science and Engineering Key Laboratory of Intelligent Computing & Information Processing of Ministry of Education Xiangtan University Xiangtan411105 China Laboratory of Computational Physics Institute of Applied Physics and Computational Mathematics Beijing100088 China School of Applied Mathematics Shanxi University of Finance and Economics Taiyuan030006 China
The paper focuses on developing and studying efficient block preconditioners based on classical algebraic multigrid for the large-scale sparse linear systems arising from the fully coupled and implicitly cell-centered... 详细信息
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Doubling Algorithm for Nonsymmetric Algebraic Riccati Equations Based on a Generalized Transformation
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Advances in Applied Mathematics and Mechanics 2018年 第6期10卷 1327-1343页
作者: Bo Tang Yunqing Huang Ning Dong School of Mathematics and Computational Science Hunan Key Laboratory for Computation and Simulation in Science and EngineeringKey Laboratory of Intelligent Computing and Information Processing of Ministry of EducationXiangtan UniversityXiangtan 411105HunanChina School of Science Hunan City UniversityYiyang 413000HunanChina School of Science Hunan University of TechnologyZhuzhou 412000HunanChina
We consider computing the minimal nonnegative solution of the nonsymmetric algebraic Riccati equation with *** is well known that such equations can be efficiently solved via the structure-preserving doubling algorith... 详细信息
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Multifractal temporally weighted detrended partial cross-correlation analysis of two non-stationary time series affected by common external factors
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Physica A: Statistical Mechanics and its Applications 2021年 573卷 125920-125920页
作者: Bao-Gen Li Dian-Yi Ling Zu-Guo Yu Hunan Key Laboratory for Computation and Simulation in Science and Engineering and Key Laboratory of Intelligent Computing and Information Processing of Ministry of Education Xiangtan University Xiangtan Hunan 411105 China School of Electrical Engineering and Computer Science Queensland University of Technology GPO Box 2434 Brisbane Q4001 Australia
When common factors strongly influence two cross-correlated time series recorded in complex natural and social systems, the results will be biased if we use multifractal detrended cross-correlation analysis (MF-DXA) w... 详细信息
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Elliptical characteristics and numerical simulation of the PSEs of ferrofluid
Elliptical characteristics and numerical simulation of the P...
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中国力学大会(CCTAM2.19)
作者: Li Mingjun Tang Shujiang Hiroshi Yamaguchi Jie Wu School of Mathematics and Computational Science Xiangtan University Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University Department of Mechanical Engineering Doshisha University
Ferrofluid is a colloidal suspension system with magnetic nanoparticles, the overall field of study in ferrofluid has a highly interdisciplinary character in practical applications. In this paper a set of parabolized ... 详细信息
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Svgd: A Virtual Gradients Descent Method for Stochastic Optimization
arXiv
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arXiv 2019年
作者: Li, Zheng Shu, Shi School of Mathematics and Computational Science Xiangtan University Xiangtan Hunan411105 China Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University Xiangtan411105 China
Inspired by dynamic programming, we propose Stochastic Virtual Gradient Descent (SVGD) algorithm where the Virtual Gradient is defined by computational graph and automatic differentiation. The method is computationall... 详细信息
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