On two classes of hereditarily finitely based semigroup identities

DOI10.1007/BF02573585zbMath0496.20042MaRDI QIDQ1170362

György Pollák

Publication date: 1982

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

Full work available at URL: https://eudml.org/doc/134561

zbMATH Keywords

subvarietiesnormal identitiesfinite systems of identitieshereditarily finitely based variety of semigroupsHFB varieties

Mathematics Subject Classification ID

Lattices of varieties (08B15) Varieties and pseudovarieties of semigroups (20M07)

Related Items (14)

ON THE VARIETY GENERATED BY THE MONOID OF TRIANGULAR 2×2 MATRICES OVER A TWO-ELEMENT FIELD ⋮ Finite basis problem for semigroups of order five or less: generalization and revisitation. ⋮ A new example of limit variety ⋮ Finite basis problem for semigroups of order six ⋮ On a question of Pollák and Volkov regarding hereditarily finitely based identities. ⋮ Finite basis problems for stalactic, taiga, sylvester and baxter monoids ⋮ MINIMAL SEMIGROUPS GENERATING VARIETIES WITH COMPLEX SUBVARIETY LATTICES ⋮ LIMIT VARIETIES GENERATED BY COMPLETELY 0-SIMPLE SEMIGROUPS ⋮ Limit varieties of aperiodic monoids with commuting idempotents ⋮ On varieties generated by minimal complex semigroups. ⋮ Small semigroups generating varieties with continuum many subvarieties. ⋮ The subvariety lattice of the join of two semigroup varieties. ⋮ Hereditarily finitely based monoids of extensive transformations. ⋮ FINITELY GENERATED LIMIT VARIETIES OF APERIODIC MONOIDS WITH CENTRAL IDEMPOTENTS

Cites Work

• Well-Quasi-Ordering, The Tree Theorem, and Vazsonyi's Conjecture
• Ordering by Divisibility in Abstract Algebras
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