Toric rings of nonsimple polyominoes
Commutative Algebra
2015-03-17 v1
Abstract
It is known that toric ring of a simple polyomino is ring homomorphic to a edge ring of a weakly chordal bipartite graph. In this paper we identify the toric ring of nonsimple polyominoes which are of the form "rectangle minus rectangle".
Keywords
Cite
@article{arxiv.1503.04782,
title = {Toric rings of nonsimple polyominoes},
author = {Akihiro Shikama},
journal= {arXiv preprint arXiv:1503.04782},
year = {2015}
}