Using the Hopf Algebra Structure of QFT in Calculations
High Energy Physics - Theory
2016-09-06 v3
Abstract
We employ the recently discovered Hopf algebra structure underlying perturbative Quantum Field Theory to derive iterated integral representations for Feynman diagrams. We give two applications: to massless Yukawa theory and quantum electrodynamics in four dimensions.
Keywords
Cite
@article{arxiv.hep-th/9903249,
title = {Using the Hopf Algebra Structure of QFT in Calculations},
author = {D. Kreimer and R. Delbourgo},
journal= {arXiv preprint arXiv:hep-th/9903249},
year = {2016}
}
Comments
28 p, Revtex, epsf for figures, minor changes, to appear in Phys.Rev.D