Pointed Hopf algebras and Quasi-isomorphisms
Quantum Algebra
2007-05-23 v2
Abstract
We show that a large class of finite dimensional pointed Hopf algebras is quasi-isomorphic to their associated graded version coming from the coradical filtration, i.e. they are 2-cocycle deformations of the latter. This supports a slightly specialized form of a conjecture of Masuoka.
Cite
@article{arxiv.math/0201276,
title = {Pointed Hopf algebras and Quasi-isomorphisms},
author = {Daniel Didt},
journal= {arXiv preprint arXiv:math/0201276},
year = {2007}
}
Comments
19 pages, added section with new result, rest mainly unchanged