On the geometry of orbit closures for representation-infinite algebras
Representation Theory
2011-12-20 v3
Abstract
For the Kronecker algebra, Zwara found in [14] an example of a module whose orbit closure is neither unibranch nor Cohen-Macaulay. In this paper, we explain how to extend this example to all representation-infinite algebras with a preprojective component.
Keywords
Cite
@article{arxiv.1108.5996,
title = {On the geometry of orbit closures for representation-infinite algebras},
author = {Calin Chindris},
journal= {arXiv preprint arXiv:1108.5996},
year = {2011}
}
Comments
Minor revisions. Final version to appear in Glasgow Math. Journal