Noncovariant Local Symmetry in Abelian Gauge Theories

Abstract

We find non-covariant local symmetries in the Abelian gauge theories. The Nöther charges generating these symmetries are nilpotent as BRST charges, and they impose constraints on the physical states.

10 pages, LevTex, Revised version published in J. Korean Phys. Soc., Vol. 28, No. 5, October 1995, pp. 572-575