Current algebra functors and extensions
Differential Geometry
2015-06-12 v1 Mathematical Physics
math.MP
Abstract
We show how the fundamental cocycles on current Lie algebras and the Lie algebra of symmetries for the sigma model are obtained via the current algebra functors. We present current group extensions integrating some of these current Lie algebra extensions.
Keywords
Cite
@article{arxiv.1211.0487,
title = {Current algebra functors and extensions},
author = {Anton Alekseev and Pavol Severa and Cornelia Vizman},
journal= {arXiv preprint arXiv:1211.0487},
year = {2015}
}
Comments
19 pages