Noether conserved quantities and Lie point symmetries for difference nonholonomic Hamiltonian systems in irregular lattices
夏丽莉, 陈立群
Noether conserved quantities and Lie point symmetries for difference nonholonomic Hamiltonian systems in irregular lattices
Xia Li-Li(夏丽莉) and Chen Li-Qun(陈立群)
中国物理B . 2012, (7): 70202 -070202 .  DOI: 10.1088/1674-1056/21/7/070202