Symmetric Hochschild extension algebras and normalized 2-cocycles

DOI10.1007/S00013-018-1249-YzbMath1452.16005OpenAlexW2897037308MaRDI QIDQ1729723

Tomohiro Itagaki

Publication date: 28 February 2019

Published in: Archiv der Mathematik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s00013-018-1249-y

zbMATH Keywords

Hochschild cohomologysymmetric algebras2-cocyclesHochschild extensions

Mathematics Subject Classification ID

(Co)homology of rings and associative algebras (e.g., Hochschild, cyclic, dihedral, etc.) (16E40) Representations of associative Artinian rings (16G10)

Related Items (2)

Exact Hochschild extensions and deformed Calabi-Yau completions ⋮ Symmetry criteria for Hochschild extensions

Cites Work

• Unnamed Item
• Representations of non-splittable extension algebras
• Extensions over hereditary Artinian rings with self-dualities. I
• Cohomology of incidence algebras and simplicial complexes
• On the cohomology groups of an associative algebra
• Symmetric Hochschild extension algebras

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