Yang–Mills at strong vs. weak coupling
Renormalons, OPE and all that
William I. Fine Theoretical Physics Institute, University of Minnesota, 55455, Minneapolis, MN, USA
Accepted: 26 July 2021
Published online: 5 August 2021
I discuss various situations in which perturbative expansions are used in Yang–Mills theories with asymptotic freedom and establish the limits of its applicability.
© The Author(s), under exclusive licence to EDP Sciences, Springer-Verlag GmbH Germany, part of Springer Nature 2021