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hep-th2020
Background independent exact renormalisation
Kevin Falls
A geometric formulation of Wilson's exact renormalisation group is presented based on a gauge invariant ultraviolet regularisation scheme without the introduction of a background f…
hep-th2020
Towards the determination of the dimension of the critical surface in asymptotically safe gravity
Kevin Falls, Nobuyoshi Ohta, Roberto Percacci
We compute the beta functions of Higher Derivative Gravity within the Functional Renormalization Group approach, going beyond previously studied approximations. We find that the pr…