On the Drinfeld generators of grt_1(k) and Gamma-functions for associators
Quantum Algebra
2007-05-23 v1
Abstract
We prove that the Drinfeld generators of grt_1(k) span the image of this Lie algebra in the abelianization of the commutator of the free Lie algebra with two generators. We show that this result implies Gamma-function formulas for arbitrary associators.
Cite
@article{arxiv.math/0502084,
title = {On the Drinfeld generators of grt_1(k) and Gamma-functions for associators},
author = {B. Enriquez},
journal= {arXiv preprint arXiv:math/0502084},
year = {2007}
}