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检索条件"主题词=Structure-preserving algorithm"
65 条 记 录,以下是61-70 订阅
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structure-preserving algorithms for the Duffing equation
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中国物理B(英文版) 2008年 第10期17卷 3623-3628页
作者: Gang Tie-Qiang Mei Feng-Xiang Xie Jia-Fang Department of Mechanics Beijing Institute of TechnologyBeijing 100081China
In this paper,the dissipative and the forced terms of the Duffing equation are considered as the perturbations of nonlinear Hamiltonian equations and the perturbational effect is indicated by parameter ε.Firstly,base... 详细信息
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Conformal multi-symplectic integration methods for forced-damped semi-linear wave equations
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MATHEMATICS AND COMPUTERS IN SIMULATION 2009年 第1期80卷 20-28页
作者: Moore, Brian E. Univ Cent Florida Dept Math Orlando FL 32816 USA
Conformal symplecticity is generalized to forced-damped multi-symplectic PDEs in 1 + 1 dimensions Since,I conformal multi-symplectic property has a concise form for these equations. numerical algorithms that preserve ... 详细信息
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structure-preserving algorithms for the Duffng equation
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Chinese Physics B 2008年 第10期17卷 3623-3628页
作者: 冮铁强 梅凤翔 解加芳 Department of Mechanics Beijing Institute of Technology
In this paper, the dissipative and the forced terms of the Duffing equation are considered as the perturbations of nonlinear Hamiltonian equations and the perturbational effect is indicated by parameter ε. Firstly, b... 详细信息
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A partially structure-preserving algorithm for the permanents of adjacency matrices of fullerenes
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COMPUTER PHYSICS COMMUNICATIONS 2004年 第2期163卷 79-84页
作者: Liang, H Bai, FS Tsing Hua Univ Dept Math Sci Beijing 100084 Peoples R China
A partially structure-preserving method for sparse symmetric matrices is proposed. Computational results on the permanents of adjacency matrices arising from molecular chemistry are presented. The largest adjacency ma... 详细信息
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structure-preserving algorithmS FOR DYNAMICAL SYSTEMS
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Journal of Computational Mathematics 2002年 第6期20卷 619-626页
作者: Geng Sun (Institute of Mathematic, Academic Sinica) Institute of Mathematic Academic Sinica
Presents a study which examined the structure-preserving algorithms to phase space volume for linear dynamical systems. Preservation of phase space volume for source-free dynamical systems; Description of a volume-pre... 详细信息
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