On the cohomology of incidence algebras of partially ordered sets

DOI10.1080/00927879008823949zbMath0701.06006OpenAlexW2074452702MaRDI QIDQ3478446

Kiyoshi Igusa, Dan Zacharia

Publication date: 1990

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

Full work available at URL: https://doi.org/10.1080/00927879008823949

zbMATH Keywords

global dimensioncombinatorial algorithmincidence algebrareduced cohomologyupper bound for the cohomological dimension

Mathematics Subject Classification ID

Algebraic aspects of posets (06A11)

Related Items (15)

On incidence algebras and their representations ⋮ Hochschild cohomology of incidence algebras as one-point extensions. ⋮ The classifying space of a bound quiver. ⋮ ON THE FUNDAMENTAL GROUP OF A SCHURIAN ALGEBRA ⋮ Cell complexes, poset topology and the representation theory of algebras arising in algebraic combinatorics and discrete geometry ⋮ On the global dimension of the category of commutative diagrams in an abelian category ⋮ Simply connected incidence algebras. ⋮ The commuting algebra ⋮ Minimal projective resolutions ⋮ On derived equivalences of categories of sheaves over finite posets ⋮ HOCHSCHILD COHOMOLOGY AND FUNDAMENTAL GROUPS OF INCIDENCE ALGEBRAS ⋮ The bounded derived categories of the Tamari lattices are fractionally Calabi-Yau ⋮ Computing the Hochschild Cohomology Groups of Some Families of Incidence Algebras ⋮ Distributive lattices and Auslander regular algebras ⋮ Algebras of Finite Global Dimension

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