E -Unitary Dense Covers of E -Dense Monoids

DOI10.1112/blms/22.4.353zbMath0724.20040OpenAlexW2090819806MaRDI QIDQ5758383

J. B. Fountain

Publication date: 1990

Published in: Bulletin of the London Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1112/blms/22.4.353

zbMATH Keywords

wordsidempotentsfree groupsmall categoryinverse monoidE-dense monoidE-unitary dense coverE-unitary dense monoid

Mathematics Subject Classification ID

General structure theory for semigroups (20M10) Free semigroups, generators and relations, word problems (20M05) Inverse semigroups (20M18) Localization of categories, calculus of fractions (18E35)

Related Items (12)

Semigroups whose idempotents form a subsemigroup ⋮ On the structure of semigroups whose regular elements are completely regular ⋮ Covers for monoids. ⋮ Left proper \(E\)-dense monoids ⋮ A characterization of the group congruences on a semigroup ⋮ A tribute to John B. Fountain ⋮ Semigroups with zero whose idempotents form a subsemigroup ⋮ Graph expansions of unipotent monoids ⋮ Extensions and covers for semigroups whose idempotents form a left regular band. ⋮ A syntactic approach to covers for E ‐dense semigroups over group varieties ⋮ Classes of semigroups modulo Green's relation \(\mathcal H\). ⋮ PROPER WEAKLY LEFT AMPLE SEMIGROUPS

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