PERTURBATION OF SYMMETRIES OF BIRKHOFF SYSTEM AND ADIABATIC INVARIANTS

来源 :力学学报：英文版 | 被引量 : 0次 | 上传用户：guanhuaicn

【摘要】

：

The perturbation of symmetries of the free Birkhoff system undersmall excitation is discussed.The concept of high-order adiabatic invariant is pre-sented,and th

【作者】

：

陈向炜张睿超梅凤翔

【机构】

：

DepartmentofAppliedMechanics,DepartmentofAppliedMechanics

【出处】

：

力学学报：英文版

【发表日期】

：

2000年3期

【关键词】

：

BIRKHOFF system SYMMETRY PERTURBATION ADIABATIC INVARIANTS Birkhoff system symm

【基金项目】

：

The project supported by the National Natural Science Foundation(19972010),the Doctoral Program Foundation of Institution of Higher Education of China,the Natural Science Foundation of Henan Province

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The perturbation of symmetries of the free Birkhoff system undersmall excitation is discussed.The concept of high-order adiabatic invariant is pre-sented,and the form of adiabatic invariants and the conditions for their existence aregiven.Then these resul

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PERTURBATION OF SYMMETRIES OF BIRKHOFF SYSTEM AND ADIABATIC INVARIANTS

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