English

Universally Koszul algebras defined by graphs

Commutative Algebra 2013-03-15 v1 Combinatorics

Abstract

In this note, it is proved that a graphs is (2K2,P4)(2K_2,P_4)-free if and only if its edge ring is universally Koszul. Using properties of this family of graphs, we show that Universally Koszul algebras defined by graphs have linear minimal free resolution.

Keywords

Cite

@article{arxiv.1104.4619,
  title  = {Universally Koszul algebras defined by graphs},
  author = {Rashid Zaare-Nahandi},
  journal= {arXiv preprint arXiv:1104.4619},
  year   = {2013}
}

Comments

4 pages

R2 v1 2026-06-21T17:58:10.530Z