Complexity of quasivariety lattices for varieties of unary algebras. II.

DOI10.17377/SEMI.2016.13.034zbMath1344.08004MaRDI QIDQ2630496

Aleksandr Vladimirovich Kravchenko

Publication date: 28 July 2016

Published in: Sibirskie Èlektronnye Matematicheskie Izvestiya (Search for Journal in Brave)

zbMATH Keywords

unary algebrasbases of quasi-identitieslattices of quasivariestiesminimal \(\mathcal Q\)-universal varieties

Mathematics Subject Classification ID

Lattices of varieties (08B15) Quasivarieties (08C15) Unary algebras (08A60)

Related Items (9)

Lattices of subclasses. III ⋮ On sufficient conditions for \(Q\)-universality ⋮ Quasivarieties of Graphs and Independent Axiomatizability ⋮ Structure of quasivariety lattices. III: Finitely partitionable bases ⋮ On quasi-equational bases for differential groupoids and unary algebras ⋮ On the \(\omega\)-independence of quasivarieties of nilpotence groups ⋮ Structure of quasivariety lattices. II: Undecidable problems ⋮ \( \omega \)-independent bases for quasivarietes of torsion-free groups ⋮ On the complexity of the lattices of subvarieties and congruences. II: Differential groupoids and unary algebras

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