Homological invariants of the arrow removal operation

In this paper we show that Gorensteinness, singularity categories and the finite generation condition Fg for the Hochschild cohomology are invariants under the arrow removal operation for a finite dimensional algebra.

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Bibliographic Details
Published in:Representation theory 2022-03, Vol.26 (11), p.370-387
Main Authors: Erdmann, Karin, Psaroudakis, Chrysostomos, Solberg, Øyvind
Format: Article
Language:English
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Description
Summary:In this paper we show that Gorensteinness, singularity categories and the finite generation condition Fg for the Hochschild cohomology are invariants under the arrow removal operation for a finite dimensional algebra.
ISSN:1088-4165
1088-4165
DOI:10.1090/ert/606