Werneck de Oliveira, M.Sorella, S.P.2022-01-282022-01-281993-04-03https://openscience.sissa.it/handle/1963/35438The Wess-Zumino consistency conditions for Lorentz and diffeomor phism anomalies are discussed by introducing an operator δ whichallows to decompose the exterior space-time derivative as a BRS com mutator.enPreprint