English

Sortable Freiman ideals

Commutative Algebra 2019-09-25 v1

Abstract

In this paper it is shown that a sortable ideal II is Freiman if and only if its sorted graph is chordal. This characterization is used to give a complete classification of Freiman principal Borel ideals and of Freiman Veronese type ideals with constant bound.

Keywords

Cite

@article{arxiv.1909.10659,
  title  = {Sortable Freiman ideals},
  author = {Jürgen Herzog and Guangjun Zhu},
  journal= {arXiv preprint arXiv:1909.10659},
  year   = {2019}
}
R2 v1 2026-06-23T11:23:47.620Z