2 papers
hep-th2026
Asymptotic behaviour of the derivative expansion in the ERG
Tim R. Morris
We show that the derivative expansion of the exact (functional) renormalization group is a divergent series in any dimension, both for an exponential cutoff and more general smooth…
hep-th2024
Renormalisation of postquantum-classical gravity
Andrzej Grudka, Tim R. Morris, Jonathan Oppenheim +2
One of the obstacles to reconciling quantum theory with general relativity, is constructing a theory which is both consistent with observation, and and gives finite answers at high…