On the Hopf algebra structure of perturbative quantum field theories
Abstract
Description
We show that the process of renormalization encapsules a Hopf algebra structure in a natural manner. This sheds light on the recently proposed connection between knots and renormalization theory.
LaTeX, 23pages, uses epsf for 5 Figs., also available via http://dipmza.physik.uni-mainz.de/~kreimer/hopfn.ps, references updated
LaTeX, 23pages, uses epsf for 5 Figs., also available via http://dipmza.physik.uni-mainz.de/~kreimer/hopfn.ps, references updated