BRST operators for W algebras
Mathematical Physics
2008-11-26 v2 High Energy Physics - Theory
math.MP
Quantum Algebra
Abstract
The study of quantum Lie algebras motivates a use of non-canonical ghosts and anti-ghosts for non-linear algebras, like W-algebras. This leads, for the W_3 and W_3^(2) algebras, to the BRST operator having the conventional cubic form.
Cite
@article{arxiv.0802.3781,
title = {BRST operators for W algebras},
author = {A. P. Isaev and S. O. Krivonos and O. V. Ogievetsky},
journal= {arXiv preprint arXiv:0802.3781},
year = {2008}
}
Comments
15 pages, revised version, to appear in J. Math. Phys