检索结果-南通市图书馆

Communications in Theoretical Physics 2009年第7期52卷 7-11页

作者： CUI Jin-Chao JIA Li-Qun ZHANG Yao-Yu School of Science Jiangnan University Wuxi 214122 China Electric and Information Engineering College Pingdingshall University Pingdingshan 467002 China

Mei symmetry and Mei conserved quantity for a non-holonomic system of non-Chetaev's type with unilateralconstraints in the Nielsen style are *** differential equations of motion for the system above are *** definition and the criteria of Mei symmetry,conditions,and expressions of Mei conserved quantity deduced directlyfrom the Mei symmetry are *** example is given to illustrate the application of the results.

关键词： Nielscn stylc unilatcral constraint non-holonomic system of non-Chctaev's type Mci conscrvcd quantity

Structural Equation and Mei Conserved Quantity of Mei Symmetry for Appell Equations in Holonomic Systems with Unilateral Constraints

在线全文

学校读者我要写书评

暂无评论

Communications in Theoretical Physics 2009年第10期52卷 572-576页

作者： JIA Li-Qun ZHANG Yao-Yu CUI Jin-Chao LUO Shao-Kai School of Science Jiangnan University Wuxi 214122 China Electric and Information Engineering College Pingdingshan University Pingdingshan 467002 China Institute of Mathematical Mechanics and Mathematical Physics Zhejiang Sci-Tech University Hangzhou 31001 China

Structural equation and Mei conserved quantity of Mei symmetry for Appell equations in holonomic systems with unilateral constraints are investigated. Appell equations and differential equations of motion for holonomie mechanic systems with unilateral constraints axe established. The definition and the criterion of Mei symmetry for Appell equations in holonomic systems with unilateral constraints under the infinitesimal transformations of groups axe also given. The expressions of the structural equation and Mei conserved quantity of Mei symmetry for Appell equations in holonomic systems with unilateral constraints expressed by Appell functions are obtained. An example is given to illustrate the application of the results.

关键词： holonomic system with unilateral constraints Appell equation structural equation of Mei symmetry Mei conserved quantity

Noether Symmetry and Noether Conserved Quantity of Nielsen Equation for Dynamical Systems of Relative Motion

在线全文

学校读者我要写书评

暂无评论

Communications in Theoretical Physics 2011年第1期55卷 111-114页

作者：解银丽杨新芳贾利群 School of Science Jiangnan University

Noether symmetry of Nielsen equation and Noether conserved quantity deduced directly from Noether symmetry for dynamical systems of the relative motion are studied. The definition and criteria of Noether symmetry of a Nielsen equation under the infinitesimal transformations of groups are given. Expression of Noether conserved quantity deduced directly from Noether symmetry of Nielsen equation for the system are obtained. Finally, an example is given to illustrate the application of the results.

关键词： dynamics of the relative motion Nielsen equations Noether symmetry Noether conserved quantity

Structural Equation and Mei Conserved Quantity of Mei Symmetry for Appell Equations with Redundant Coordinates

在线全文

学校读者我要写书评

暂无评论

Chinese Physics Letters 2009年第7期26卷 5-8页

作者：谢广喜崔金超张耀宇贾利群 School of Science Jiangnan UniversityWuxi 214122 Electric and Information Engineering College Pinedingshan UniversityVingdingshan467002

Structural equations and Mei conserved quantity of Mei symmetry for Appell equations in a holonomic system with redundant coordinates are studied. Some aspects, including the differential equations of motion, the definition and the criterion of Mei symmetry, the form of structural equations and Mei conserved quantity of Mei symmetry of Appell equations for a holonomic system with redundant coordinates, are also investigated. Finally, an example is given to illustrate the application of the results.

关键词： Mathematical physics

Mei conserved quantity of the Nielsen equation for a non-Chetaev-type non-holonomic system

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Chinese Physics B 2009年第5期18卷 1731-1736页

作者：崔金超张耀宇贾利群 School of Science Jiangnan University Electric and Information Engineering College Pingdingshan University

The Mei symmetry and Mei conserved quantity of the Nielsen equation for a non-Chetaewtype non-holonomic non-conservative system are studied. The differential equations of motion of the Nielsen equation for the system, the definition and the criterion of Mei symmetry and the condition and the form of Mei conserved quantities deduced directly from the Mei symmetry for the system are obtained. Finally, an example is given to illustrate the application of the results.

关键词： non-Chetaev-type non-holonomic system Nielsen equation Mei symmetry Mei conserved quantity

Mei symmetry and Mei conserved quantity of Appell equations for a variable mass holonomic system

在线全文

学校读者我要写书评

暂无评论

Chinese Physics B 2010年第3期19卷 31-35页

作者：崔金超张耀宇杨新芳贾利群 School of Science Jiangnan University Electric and Information Engineering College Pingdingshan University

Mei symmetry and Mei conserved quantity of Appell equations for a variable mass holonomic system are investi- gated. Appell equations and differential equations of motion for a variable mass holonomic system are established. A new expression of the total first derivative of the function with respect of time t along the systematic motional track curve, and the definition and the criterion of Mei symmetry for Appell equations under the infinitesimal transformations of groups are given. The expressions of the structural equation and Mei conserved quantity for Mei symmetry in Appell are obtained. An example is given to illustrate the application of the results.

关键词： variable mass holonomic system Appell equation Mei symmetry Mei conserved quan-tity

A type of new conserved quantity deduced from Mei symmetry for Appell equations in a holonomic system with unilateral constraints

在线全文

学校读者我要写书评

暂无评论

Chinese Physics B 2010年第11期19卷 48-52页

作者：贾利群解银丽张耀宇杨新芳 School of Science Jiangnan University Electric and Information Engineering College Pingdingshan University

A type of new conserved quantity deduced from Mei symmetry of Appell equations for a holonomic system with unilateral constraints is investigated. The expressions of new structural equation and new conserved quantity deduced from Mei symmetry of Appell equations for a holonomic system with unilateral constraints expressed by Appell functions are obtained. An example is given to illustrate the application of the results.

关键词： unilateral constraint Appell equation Mei symmetry conserved quantity

Mei symmetry and Mei conserved quantity of Nielsen equations for a non-holonomic system of Chetaev's type with variable mass

在线全文

学校读者我要写书评

暂无评论

Chinese Physics B 2010年第3期19卷 36-40页

作者：杨新芳贾利群崔金超罗绍凯 School of Science Jiangnan University Institute of Mathematical Mechanics and Mathematical Physics Zhejiang Sci-Tech University

Mei symmetry and Mei conserved quantity of Nielsen equations for a non-holonomic, non-conservative system of Chetaev＇s type with variable mass are studied. The differential equations of motion of the Nielsen equation for the system, the definition and criterion of Mei symmetry, and the condition and the form of Mei conserved quantity deduced directly by Mei symmetry for the system are obtained. An example is given to illustrate the application of the results.

关键词： variable mass Nielsen equation Mei symmetry Mei conserved quantity

Special Lie Symmetry and Hojman Conserved Quantity of Appell Equations for a Holonomic System

在线全文

学校读者我要写书评

暂无评论

Chinese Physics Letters 2009年第3期26卷 21-23页

作者：贾利群崔金超罗绍凯杨新芳 School of Science Jiangnan University Wuxi 214122 Institute of Mathematical Mechanics and Mathematical Physics Zhejiang Sci-Tech University Hangzhou 310018

Special Lie symmetry and Hojman conserved quantity of Appell equations for a holonomic system are studied. Appell equations and differential equations of motion for holonomic mechanic systems are established. under special Lie infinitesimal transformations in which the time is invariable, the determining equation of the special Lie symmetry and the expressions of Hojman conserved quantity for Appell equations of holonomic systems are presented. Finally, an example is given to illustrate the application of the results.

关键词： FORM INVARIANCE MECHANICAL SYSTEMS NOETHER SYMMETRY MEI SYMMETRY HAMILTONIAN SYSTEM VARIABLE MASS CONSTRAINTS MOTION SPACE Constraint Equations of motion Mechanical systems holonomic Symmetry