Comments on regularization ambiguities and local gauge symmetries
Modern Physics Letters A. Singapore: World Scientific Publ Co Pte Ltd, v. 20, n. 25, p. 1933-1938, 2005.
Pimentel, B. M.
We study the regularization ambiguities in an exact renormalized (1 + 1)-dimensional field theory. We show a relation between the regularization ambiguities and the coupling parameters of the theory as well as their role in the implementation of a local gauge symmetry at quantum level.