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THE LIE SYMMETRIES AND CONSERVED QUANTITIES OF VARIABLE-MASS NONHOLONOMIC SYSTEM OF NON-CHETAEV'S TYPE IN PHASE SPACE
作者姓名:方建会  赵嵩卿  焦志勇
作者单位:FANG Jian_hui,ZHAO Song_qing,JIAO Zhi_yong (Department of Applied Physics,University of Petroleum,Dongying,Shandong 257061,P R China) (Communicated by ZHANG Shi_sheng)
摘    要:IntroductionThestudyofsymmetryandconservedquantityofmechanicalsystemisanimportanttopicinmathematics,mechanicsandphysics .ThemoderntheoriesofsymmetryandconservedquantityofmechanicalsystemincludeNoethersymmetrytheoryandLiesymmetrytheory .In 1979M .Lutzkyando…

收稿时间:24 October 2000

The Lie symmetries and conserved quantities of variable-mass nonholonomic system of non-Chetaev's type in phase space
Jian-hui,Fang,Song-qing,Zhao,Zhi-yong,Jiao.THE LIE SYMMETRIES AND CONSERVED QUANTITIES OF VARIABLE-MASS NONHOLONOMIC SYSTEM OF NON-CHETAEV''''S TYPE IN PHASE SPACE[J].Applied Mathematics and Mechanics(English Edition),2002,23(10):1215-1220.
Authors:Jian-hui  Fang  Song-qing  Zhao  Zhi-yong  Jiao
Institution:Department of Applied Physics, University of Petroleum,Dongying, Shandong 257061, P R China
Abstract:The Lie symmetries and the conserved quantities of a variable mass nonholonomic system of non_Chetaev's type are studied by introducing the infinitesimal transformations of groups in phase space.By using the invariance of the differential equations of motion under the infinitesmal transformations of groups, the determining equations and the restriction equations of the Lie symmetries of the system are established,and the structure equations and the conserved quantities are obtained.An example is given to illustrate the application of the result.
Keywords:nonholonomic system  phase space  analytic mechanics  variable mass  Lie symmetry  conserved quantity
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