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Large-stepsize integrators for charged-particle dynamics over multiple time scales 期刊论文
NUMERISCHE MATHEMATIK, 2022, 页码: 33
作者:  Hairer, Ernst;  Lubich, Christian;  Shi, Yanyan
收藏  |  浏览/下载:92/0  |  提交时间:2023/02/07
Charged particle  Strong magnetic field  Boris algorithm  Variational integrator  Filtered variational integrator  Modulated Fourier expansion  Long-term behaviour  
Variational discretizations for the generalized Rosenau-type equations 期刊论文
APPLIED MATHEMATICS AND COMPUTATION, 2015, 卷号: 271, 页码: 860-873
作者:  Cai, Wenjun;  Sun, Yajuan;  Wang, Yushun
收藏  |  浏览/下载:144/0  |  提交时间:2018/07/30
Lagrangian density  Variational integrator  Multisymplectic formulation  Solitons collision  Local conservation law  
Multi-symplectic Birkhoffian structure for PDEs with dissipation terms 期刊论文
PHYSICS LETTERS A, 2010, 卷号: 374, 期号: 24, 页码: 2410-2416
作者:  Su, Hongling;  Qin, Mengzhao;  Wang, Yushun;  Scherer, Rudolf
收藏  |  浏览/下载:147/0  |  提交时间:2018/07/30
Self-adjoint system  PDEs with dissipation term  Birkhoffian structure  Birkhoffian multi-symplectic integrator  Conservation of multi-symplecticity  Discrete variational principle  
Variational integrators for higher order differential equations 期刊论文
JOURNAL OF COMPUTATIONAL MATHEMATICS, 2003, 卷号: 21, 期号: 2, 页码: 135-144
作者:  Sun, YJ;  Qin, MZ
收藏  |  浏览/下载:103/0  |  提交时间:2018/07/30
variational integrator  symplectic mapping