The even Hochschild cohomology ring of a block with cyclic defect group

DOI10.1006/jabr.1995.1352zbMath0840.16010OpenAlexW1976828179MaRDI QIDQ1904084

Thorsten Holm

Publication date: 29 May 1996

Published in: Journal of Algebra (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1006/jabr.1995.1352

zbMATH Keywords

finite groupsderived equivalencesgraded algebrasblockscyclic defect groupsBrauer tree algebrasHochschild cohomology ringsinertial indexBrauer treesmodular irreducible charactersYoneda product

Mathematics Subject Classification ID

(Co)homology of rings and associative algebras (e.g., Hochschild, cyclic, dihedral, etc.) (16E40) Modular representations and characters (20C20) Cohomology of groups (20J06) Group rings of finite groups and their modules (group-theoretic aspects) (20C05) Graded rings and modules (associative rings and algebras) (16W50)

Related Items (5)

The Gerstenhaber structure on the Hochschild cohomology of a class of special biserial algebras ⋮ Hochschild cohomology of tame blocks. ⋮ On the Hochschild cohomology of tame Hecke algebras. ⋮ Hochschild cohomology of algebras of dihedral type, I: The family $D(3\mathcal K)$ in characteristic $2$ ⋮ Hochschild cohomology of brauer tree algebras

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