Non-Noether conserved quantity constructed by using form invariance for Birkhoffian system  

作　　者：许学军 梅凤翔 秦茂昌 

机构地区：[1]DepartmentofMechanics,BeijingInstituteofTechnology,Beijing100081,China//DepartmentofPhysics,ZhejiangNormalUniversity,Jinhua321004,China [2]DepartmentofMechanics,BeijingInstituteofTechnology,Beijing100081,China

出　　处：《Chinese Physics B》2004年第12期1999-2002,共4页中国物理B（英文版）

分 类 号：O31[理学—一般力学与力学基础]