Constraints on the IR behaviour of gluon and ghost propagator from Ward-Slavnov-Taylor identities

Ph. Boucaud , J.P. Leroy , A. Le Yaouanc , J. Micheli , O. P\`ene , A.Y. Lokhov , J. Rodr\'iguez-Quintero , C. Roiesnel

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classification ✦ hep-ph

keywords ghostbehaviourconstraintsgluoncompatibilityconsiderdyson-schwingerequation

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We consider the constraints of the Slavnov-Taylor identity of the IR behaviour of gluon and ghost propagators and their compatibility with solutions of the ghost Dyson-Schwinger equation and with the lattice picture.

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Constraints on the IR behaviour of gluon and ghost propagator from Ward-Slavnov-Taylor identities

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