中国物理B ›› 2006, Vol. 15 ›› Issue (8): 1678-1681.doi: 10.1088/1009-1963/15/8/006
梅凤翔, 冮铁强, 解加芳
Mei Feng-Xiang(梅凤翔), Gang Tie-Qiang(冮铁强), and Xie Jia-Fang(解加芳)
摘要: A symmetry and a conserved quantity of the Birkhoff system are studied. The symmetry is called the Birkhoff symmetry. Its definition and criterion are given in this paper. A conserved quantity can be deduced by using the symmetry. An example is given to illustrate the application of the result.
中图分类号: (General theory of classical mechanics of discrete systems)