A gentle introduction to Drinfel'd associators

Published 14 Apr 2023 in math.QA | (2304.07012v2)

Abstract: In this note we give an introduction to Drinfel'd's associator coming from the Knizhnik-Zamolodchikov connections and a self-contained proof of the hexagon and pentagon equations by means of minimal amounts of analysis or differential geometry: we rather use limits of concrete parallel transports.

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