On the stable module category of a self-injective algebra

ABSTRACT. Let A be a finite-dimensional self-injective algebra. We study the dimensions of spaces of stable homomorphisms between indecomposable Amodules which belong to Auslander-Reiten components of the form ZAx, or ZAao/(Tk). The results are applied to representations of finite groups over fields...

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Bibliographic Details
Main Authors: Erdmann, K, Kerner, O
Format: Journal article
Language:English
Published: 2000