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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.KT2004
The Hochschild cohomology ring modulo nilpotence of a monomial algebra
E. L. Green, N. Snashall, Ø. Solberg
For a finite dimensional monomial algebra over a field we show that the Hochschild cohomology ring of modulo the ideal generated by homogeneous nilpotent elements is a…