LAGRANGIAN FIELD-THEORIES AND ENERGY-MOMENTUM TENSORS

Authors
MUNOZ G
Citation
G. Munoz, LAGRANGIAN FIELD-THEORIES AND ENERGY-MOMENTUM TENSORS, American journal of physics, 64(9), 1996, pp. 1153-1157
Citations number
7
Categorie Soggetti
Physics
Journal title
American journal of physics → ACNP
ISSN journal
00029505
Volume
64
Issue
9
Year of publication
1996
Pages
1153 - 1157
Database
ISI
SICI code
0002-9505(1996)64:9<1153:LFAET>2.0.ZU;2-3
Abstract
We discuss the implications of Poincare invariance within the context of Lagrangian field theories. It is shown that the correct implementat ion of this invariance leads in a straight forward manner to a conserv ed energy-momentum tensor which is both symmetric and gauge invariant. (C) 1996 American Association of Physics Teachers.