Group gradings and recovery results for generalized incidence rings

DOI10.1006/jabr.1994.1092zbMath0808.16043OpenAlexW2062247125MaRDI QIDQ1325074

Gene D. Abrams

Publication date: 16 March 1995

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

Full work available at URL: https://doi.org/10.1006/jabr.1994.1092

zbMATH Keywords

categories of modulesfree left modulesequivalence of categoriessemiperfect ringsgroup-graded ringsincidence ringslocal idempotentsbalanced antisymmetric relationsbalanced relationsgraded left modulessets with reflexive relations

Mathematics Subject Classification ID

Module categories in associative algebras (16D90) Combinatorics of partially ordered sets (06A07) Subalgebras, congruence relations (08A30) Noncommutative local and semilocal rings, perfect rings (16L30) Graded rings and modules (associative rings and algebras) (16W50)

Related Items (6)

On incidence algebras and their representations ⋮ Duality theorems for finite semigroups ⋮ Square-free algebras and their automorphism groups ⋮ Group Gradings in Incidence Algebras ⋮ Elementary and Good Group Gradings of Incidence Algebras over Partially-Ordered Sets with Cross-Cuts ⋮ Good Gradings of Generalized Incidence Rings

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