Form Invariance of Lagrange System

MEI Feng-xiang. Form Invariance of Lagrange System[J]. JOURNAL OF BEIJING INSTITUTE OF TECHNOLOGY, 2000, 9(2): 120-124.

Citation:

MEI Feng-xiang. Form Invariance of Lagrange System[J]. JOURNAL OF BEIJING INSTITUTE OF TECHNOLOGY, 2000, 9(2): 120-124.

Citation:

MEI Feng-xiang. Form Invariance of Lagrange System[J]. JOURNAL OF BEIJING INSTITUTE OF TECHNOLOGY, 2000, 9(2): 120-124.

Abstract

To study a form invariance of Lagrange system, the form invariance of Lagrange equations under the infinitesimal transformations was used. The definition and criterion for the form invariance are given. The relation between the form invariance and the Noether symmetry was established.

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