摘要
将变分原理中时间微商划分三种类型,回答了梅凤翔在对称性研究中提出的问题;解释了分析力学中两种算子对易关系之间的区别.
The time differentials in the variational principle are differentiated into three kinds.The question in the study of symmetry pointed by Mei is answered.The difference between two commutation relations of operators is explained.
出处
《安徽师范大学学报（自然科学版）》
CAS
北大核心
2011年第5期429-431,共3页
Journal of Anhui Normal University(Natural Science)
关键词
变分原理
时间微商
对称性
算子对易关系
variational principle
time differential
symmetry
commutation relation of operators
