Expansions of abelian categories
Representation Theory
2010-09-20 v1
Abstract
Expansions of abelian categories are introduced. These are certain functors between abelian categories and provide a tool for induction/reduction arguments. Expansions arise naturally in the study of coherent sheaves on weighted projective lines; this is illustrated by various applications.
Cite
@article{arxiv.1009.3456,
title = {Expansions of abelian categories},
author = {Xiao-Wu Chen and Henning Krause},
journal= {arXiv preprint arXiv:1009.3456},
year = {2010}
}
Comments
14 pages