English

The Gorenstein Colength of an Artinian Local Ring

Commutative Algebra 2008-10-24 v2

Abstract

In this paper, we make the notion of approximating an Artinian local ring by a Gorenstein Artin local ring precise using the concept of Gorenstein colength. We also answer the question as to when the Gorenstein colength is at most two.

Keywords

Cite

@article{arxiv.0705.2186,
  title  = {The Gorenstein Colength of an Artinian Local Ring},
  author = {H. Ananthnarayan},
  journal= {arXiv preprint arXiv:0705.2186},
  year   = {2008}
}

Comments

The title and layout have changed, has been shortened to 9 pages. Published in Journal of Algebra