Cohomological symmetry in triangulated categories
Representation Theory
2011-05-03 v1
Abstract
We give a criterion for cohomological symmetry in a triangulated category. As an application, we show that such cohomological symmetry holds for all pairs of modules over any exterior algebra.
Cite
@article{arxiv.1105.0151,
title = {Cohomological symmetry in triangulated categories},
author = {Petter Andreas Bergh and Steffen Oppermann},
journal= {arXiv preprint arXiv:1105.0151},
year = {2011}
}
Comments
9 pages