QED Hopf algebras on planar binary trees
Quantum Algebra
2007-05-23 v1
Abstract
In this paper we describe the Hopf algebras on planar binary trees used to renormalize the Feynman propagators of quantum electrodynamics, and the coaction which describes the renormalization procedure. Both structures are related to some semi-direct coproduct of Hopf algebras.
Keywords
Cite
@article{arxiv.math/0112043,
title = {QED Hopf algebras on planar binary trees},
author = {Christian Brouder and Alessandra Frabetti},
journal= {arXiv preprint arXiv:math/0112043},
year = {2007}
}
Comments
LaTex, 17 pages