Semigroups with an idempotent power. II: The lattice of equational subclasses of \([(xy)^2=xy]\)

DOI10.1007/BF02194678zbMath0373.20052MaRDI QIDQ1244580

J. A. Gerhard

Publication date: 1977

Published in: Semigroup Forum (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/186378

Mathematics Subject Classification ID

General structure theory for semigroups (20M10) Free semigroups, generators and relations, word problems (20M05) Varieties (08B99)

Related Items (4)

Codistributive elements of the lattice of semigroup varieties. ⋮ Upper-modular elements of the lattice of semigroup varieties. II. ⋮ Lattices of semigroup varieties ⋮ Nil-extensions of unions of groups induced by identities

Cites Work

• All subvarieties of a certain variety of semigroups
• The lattice of equational classes of idempotent semigroups

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