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

• Autorzy: Piotr Malicki , José Peña , Andrzej Skowroński
• Języki publikacji: EN

Abstrakty

EN

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.

Słowa kluczowe

EN

Auslander-Reiten quiver; Almost split sequence; Cycle-finite algebra

Kategorie tematyczne

• 16G60: Representation type (finite, tame, wild, etc.)
• 16G70: Auslander-Reiten sequences (almost split sequences) and Auslander-Reiten quivers
• 16G10: Representations of Artinian rings

• Wydawca: De Gruyter Open
• Czasopismo: Open Mathematics
• Rocznik: 2014
• Tom: 12
• Numer: 1
• Strony: 39-45

Daty

wydano

2014-01-01

online

2013-10-30

Twórcy

autor

Piotr Malicki

• Nicolaus Copernicus University

autor

José Peña

• Centro de Investigación en Mathemáticas (CIMAT)

autor

Andrzej Skowroński

• Nicolaus Copernicus University

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Identyfikatory

DOI

10.2478/s11533-013-0328-3