Orateur
Prof.
Kurusch EBRAHIMI-FARD
(NTNU Trondheim)
Description
Wick products play a central role in both quantum field theory and stochastic calculus. They originated in Wick’s work from 1950. In this talk we will describe Wick products using combinatorial Hopf algebra. Based on joint work with F. Patras, N. Tapia, L. Zambotti.