Non-Abelian anomalies on a curved space with torsion

Using path-integral methods and /zeta/-function regularization a nonperturbative derivation of non-Abelian-covariant and consistent anomalies on a curved space with torsion is given. All terms depending on torsion, that one has in the expression of the consistent anomaly, can be eliminated by adding...

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Veröffentlicht in:Phys. Rev. D; (United States) 1989-05, Vol.39 (10), p.2987-2992
Hauptverfasser: COGNOLA, G, GIACCONI, P
Format: Artikel
Sprache:eng
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Zusammenfassung:Using path-integral methods and /zeta/-function regularization a nonperturbative derivation of non-Abelian-covariant and consistent anomalies on a curved space with torsion is given. All terms depending on torsion, that one has in the expression of the consistent anomaly, can be eliminated by adding suitable counterterms to the Lagrangian density. In this way, the well-known result of Bardeen is recovered. The so-called ''covariant anomaly'' will be discussed too.
ISSN:0556-2821
1089-4918
DOI:10.1103/PhysRevD.39.2987