All varieties of regular orthogroups

DOI10.1007/BF02572660zbMath0557.20033MaRDI QIDQ762276

Mario Petrich, J. A. Gerhard

Publication date: 1985

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

Full work available at URL: https://eudml.org/doc/134757

zbMATH Keywords

idempotentssubvarietiesfully invariant congruencesunion of groupsbases for the identitiesregular orthogroupsubdirect decompositions

Mathematics Subject Classification ID

General structure theory for semigroups (20M10) Lattices of varieties (08B15) Varieties and pseudovarieties of semigroups (20M07) Mappings of semigroups (20M15)

Related Items (8)

Representations and identities of plactic-like monoids ⋮ On varieties of completely regular semigroups. II, III ⋮ Subdirect decompositions of the lattice of varieties of completely regular semigroups ⋮ On varieties generated by minimal complex semigroups. ⋮ Orders in completely regular semigroups ⋮ The subvariety lattice of the join of two semigroup varieties. ⋮ Varieties of Burnside ai-semirings satisfying xn ≈ x ⋮ The lattice of varieties of completely regular semigroups.

Cites Work

• Unnamed Item
• Unnamed Item
• On the lattice of varieties of bands of groups
• On the varieties of Cliffordian semigroups
• Orthodox semigroups whose idempotents satisfy a certain identity
• The Word Problem for Orthogroups

This page was built for publication: All varieties of regular orthogroups