More counterexamples to Happel's question and Snashall-Solberg's conjecture

zbMath1274.16014arXiv1109.3956MaRDI QIDQ4926294

Yunge Xu, Chao Zhang

Publication date: 20 June 2013

Full work available at URL: https://arxiv.org/abs/1109.3956

zbMATH Keywords

Galois coveringsKoszul algebrasHochschild cohomology ringsHappel problemSnashall-Solberg conjecture

Mathematics Subject Classification ID

(Co)homology of rings and associative algebras (e.g., Hochschild, cyclic, dihedral, etc.) (16E40) Representations of associative Artinian rings (16G10) Homological dimension in associative algebras (16E10) Quadratic and Koszul algebras (16S37)

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