An exact nilpotent non-perturbative BRST symmetry for the Gribov-Zwanziger action in the linear covariant gauge

M.A.L. Capri , D. Dudal , D. Fiorentini , M.S. Guimaraes , I.F. Justo , A.D. Pereira , B.W. Mintz , L.F. Palhares

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R.F. Sobreiro S.P. Sorella

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classification ✦ hep-th

keywords gaugebrstactioncovariantexactgribov-zwanzigerlinearnilpotent

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We point out the existence of a non-perturbative exact nilpotent BRST symmetry for the Gribov-Zwanziger action in the Landau gauge. We then put forward a manifestly BRST invariant resolution of the Gribov gauge fixing ambiguity in the linear covariant gauge.

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An exact nilpotent non-perturbative BRST symmetry for the Gribov-Zwanziger action in the linear covariant gauge

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