Communications in Number Theory and Physics

Volume 11 (2017)

Number 3

Feynman amplitudes, coaction principle, and cosmic Galois group

Pages: 453 – 556



Francis Brown (All Souls College, University of Oxford, United Kingdom)


The first part of a set of notes based on lectures given at the IHES in May 2015 on Feynman amplitudes and motivic periods.

Received 28 March 2016

Accepted 2 May 2017

Published 2 October 2017