Variational principle and dynamical equations of discrete nonconservative holonomic systems

刘荣万, 张宏彬, 陈立群

Liu Rong-Wan (刘荣万), Zhang Hong-Bin (张宏彬), Chen Li-Qun (陈立群)

中国物理B . 2006, (2): 249 -252 . DOI: 10.1088/1009-1963/15/2/002