[1] Santilli R M.Foundation of Theoretical Mechanics Ⅱ[M].New York:Spinger-Verlag,1978.
[2] FENG Kang.On difference schemes and symplectic geometry[A].In:FENG Kang,SHI Zhong-ci Eds.International Conference on Comp Diff Eqns Dyna Sys,Proc of the 1984[C].Beijing:Science Press,1985,42.
[3] QIN Meng-zhao.Symplectic geometry and computing Hamiltonian mechanics[J].Mechanics and Practice,1990,12(6):1-20. (in Chinese).
[4] ZHU Hai-ping,WU Ji-ke.Generalized canonical transformations and symplectic algorithm of the autonomous Birkhoffian systems[J].Progress in Natural Science,1999,9(11),821-828.
[5] MEI Feng-xiang,SHI Rong-chang,ZHANG Yong-fa,et al.Dynamics of Birkhoffian Systems[M].Beijing:Beijing Institute of Technology Press,1996,96-134. (in Chinese).
[6] Arnold.Mathematical Methods of Classical Mechanics[M].New York:Springer,1978. |