Hochschild cohomology of incidence algebras as one-point extensions.

DOI10.1016/S0024-3795(02)00397-XzbMath1060.16008MaRDI QIDQ1874298

Maria Andrea Gatica, Maria Julia Redondo

Publication date: 25 May 2003

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

zbMATH Keywords

posetsHochschild cohomology groupsincidence algebras

Mathematics Subject Classification ID

(Co)homology of rings and associative algebras (e.g., Hochschild, cyclic, dihedral, etc.) (16E40) Representations of quivers and partially ordered sets (16G20)

Related Items (3)

On incidence algebras and their representations ⋮ Hochschild-Mitchell cohomology and Galois extensions. ⋮ Computing the Hochschild Cohomology Groups of Some Families of Incidence Algebras

Cites Work

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• Simplicial cohomology is Hochschild cohomology
• Completely separating algebras
• Cohomology of incidence algebras and simplicial complexes
• On the deformation of rings and algebras
• On the cohomology groups of an associative algebra
• HOCHSCHILD COHOMOLOGY AND FUNDAMENTAL GROUPS OF INCIDENCE ALGEBRAS
• On the cohomology of incidence algebras of partially ordered sets

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