The Ext algebra of a Brauer graph algebra
Résumé
In this paper we study finite generation of the Ext algebra of a Brauer graph algebra by determining the degrees of the generators. As a consequence we characterize the Brauer graph algebras that are Koszul and those that are K 2 .
Fichier principal
cohomology GSST - final version with revisions.pdf (345.72 Ko)
Télécharger le fichier
Origine : Fichiers produits par l'(les) auteur(s)
Loading...