相空间中力学系统的两类Mei对称性及守恒量  

Tow kinds of Mei symmeties and conserved quantities of a mechanical system in phase space

作　　者：方建会[1] 廖永潘[2] 彭勇[2] 

机构地区：[1]石油大学(华东)物理科学与技术学院,东营257061 [2]河西学院物理系,张掖734000

出　　处：《物理学报》2005年第2期500-503,共4页Acta Physica Sinica

摘　　要：研究相空间中力学系统的两类Mei对称性及守恒量 ,给出相空间中力学系统的两类Mei对称性的定义 ,得到其确定方程及守恒量 ,并举例说明结果的应用 .Two kinds of Mei symmetries and conserved quantities of a mechanical system in phase space are studied. The definitions of the two kinds of Mei symmetries of mechanical system in phase space are given. The determining equations and conserved quantities are obtained. An example is given to illustrate the application of the result.

关 键 词：MEI对称性 守恒量 力学系统 相空间 确定方程 举例 定义 应用 

分 类 号：O313[理学—一般力学与力学基础]