Equivariant gerbes over compact simple Lie groups
Symplectic Geometry
2007-05-23 v1 Mathematical Physics
Algebraic Geometry
Logic
math.MP
Abstract
Using groupoid -central extensions, we present, for a compact simple Lie group , an infinite dimensional model of -gerbe over the differential stack whose Dixmier-Douady class corresponds to the canonical generator of the equivariant cohomology .
Cite
@article{arxiv.math/0306183,
title = {Equivariant gerbes over compact simple Lie groups},
author = {Kai Behrend and Ping Xu and Bin Zhang},
journal= {arXiv preprint arXiv:math/0306183},
year = {2007}
}
Comments
6 pages