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hep-th2019
Renormalization Scheme Dependence, RG Flow and Borel Summability in Theories in
Giacomo Sberveglieri, Marco Serone, Gabriele Spada
Renormalization group (RG) and resummation techniques have been used in -component theories at fixed dimensions below four to determine the presence of non-trivial IR fixe…
hep-th2019★ 34 cited
Theory II: The Broken Phase Beyond NNNN(NNNN)LO
Marco Serone, Gabriele Spada, Giovanni Villadoro
We extend the study of the two-dimensional euclidean theory initiated in ref. [1] to the broken phase. In particular, we compute in perturbation theory up to N$…