On the number of terms in the middle of almost split sequences over cycle-finite artin algebras

Abstract

We prove that the number of terms in the middle of an almost split sequence in the module category of a cycle-finite artin algebra is bounded by 5.

Description

Keywords

Auslander-Reiten quiver, almost split sequence, cycle-finite algebra

Citation

Central European Journal of Mathematics 12 (2014), no. 1, 39--45.

Collections

Endorsement

Review

Supplemented By

Referenced By