We present new results on the correspondence between symmetries, conservation laws and variational principles for field equations in general non-abelian gauge theories. Our main result states that second order field equations possessing translational and gauge symmetries and the corresponding conservation laws are always derivable from a variational principle. We also show by the way of examples that the above result fails in general for third order field equations. © 2008 Elsevier B.V. All rights reserved.
Manno, G., Pohjanpelto, J., & Vitolo, R. (2008). Gauge invariance, charge conservation, and variational principles. JOURNAL OF GEOMETRY AND PHYSICS, 58(8), 996-1006 [10.1016/j.geomphys.2008.03.006].
Citazione: | Manno, G., Pohjanpelto, J., & Vitolo, R. (2008). Gauge invariance, charge conservation, and variational principles. JOURNAL OF GEOMETRY AND PHYSICS, 58(8), 996-1006 [10.1016/j.geomphys.2008.03.006]. | |
Tipo: | Articolo in rivista - Articolo scientifico | |
Carattere della pubblicazione: | Scientifica | |
Titolo: | Gauge invariance, charge conservation, and variational principles | |
Autori: | Manno, G; Pohjanpelto, J; Vitolo, R | |
Autori: | ||
Data di pubblicazione: | 2008 | |
Lingua: | English | |
Rivista: | JOURNAL OF GEOMETRY AND PHYSICS | |
Digital Object Identifier (DOI): | http://dx.doi.org/10.1016/j.geomphys.2008.03.006 | |
Appare nelle tipologie: | 01 - Articolo su rivista |