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most citedRigidity dimension - a homological dimension measuring resolutions of algebras by algebras of finite global dimension

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math.RT2018

Self-injective algebras with hereditary stable slice

Andrzej Skowroński, Kunio Yamagata

We determine the structure of all finite-dimensional self-injective algebras over a field whose Auslander-Reiten quiver admits a hereditary stable slice.