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math.KT2004★ 1 cited
Finite Hochschild cohomology without finite global dimension
R. -O. Buchweitz, E. L. Green, D. Madsen +1
Dieter Happel asked the following question: If the -th Hochschild cohomology group of a finite dimensional algebra over a field vanishes for all sufficiently large , is t…
math.KT2003★ 108 cited
Support varieties for selfinjective algebras
Karin Erdmann, Miles Holloway, Nicole Snashall +2
Support varieties for any finite dimensional algebra over a field were introduced by Snashall-Solberg using graded subalgebras of the Hochschild cohomology. We mainly study these v…