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Algebra i logika, 2015, Volume 54, Number 3, Pages 381–398
DOI: https://doi.org/10.17377/alglog.2015.54.305
(Mi al699)
 

This article is cited in 18 scientific papers (total in 18 papers)

Complexity of quasivariety lattices

M. V. Schwidefskyab

a Sobolev Institute of Mathematics, pr. Akad. Koptyuga 4, Novosibirsk, 630090, Russia
b Novosibirsk State University, ul. Pirogova 2, Novosibirsk, 630090, Russia
References:
Abstract: If a quasivariety $\mathbf A$ of algebraic systems of finite signature satisfies some generalization of a sufficient condition for $Q$-universality treated by M. E. Adams and W. A. Dziobiak, then, for any at most countable set $\{\mathcal S_i\mid i\in I\}$ of finite semilattices, the lattice $\prod_{i\in I}\operatorname{Sub}(\mathcal S_i)$ is a homomorphic image of some sublattice of a quasivariety lattice $\operatorname{Lq}(\mathbf A)$. Specifically, there exists a subclass $\mathbf{K\subseteq A}$ such that the problem of embedding a finite lattice in a lattice $\operatorname{Lq}(\mathbf K)$ of $\mathbf K$-quasivarieties is undecidable. This, in particular, implies a recent result of A. M. Nurakunov.
Keywords: computable set, lattice, quasivariety, $Q$-universality, undecidable problem, universal class, variety.
Received: 17.09.2014
Revised: 03.05.2015
English version:
Algebra and Logic, 2015, Volume 54, Issue 3, Pages 245–257
DOI: https://doi.org/10.1007/s10469-015-9344-7
Bibliographic databases:
Document Type: Article
UDC: 512.56+512.57+510.53
Language: Russian
Citation: M. V. Schwidefsky, “Complexity of quasivariety lattices”, Algebra Logika, 54:3 (2015), 381–398; Algebra and Logic, 54:3 (2015), 245–257
Citation in format AMSBIB
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\by M.~V.~Schwidefsky
\paper Complexity of quasivariety lattices
\jour Algebra Logika
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\vol 54
\issue 3
\pages 381--398
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\crossref{https://doi.org/10.17377/alglog.2015.54.305}
\mathscinet{http://mathscinet.ams.org/mathscinet-getitem?mr=3467193}
\transl
\jour Algebra and Logic
\yr 2015
\vol 54
\issue 3
\pages 245--257
\crossref{https://doi.org/10.1007/s10469-015-9344-7}
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Linking options:
  • https://www.mathnet.ru/eng/al699
  • https://www.mathnet.ru/eng/al/v54/i3/p381
    Cycle of papers
    This publication is cited in the following 18 articles:
    1. M. V. Schwidefsky, “Existence of Independent Quasi-Equational Bases. II”, Algebra Logic, 2024  crossref
    2. M. V. Schwidefsky, “The complexity of quasivariety lattices. II”, Sib. elektron. matem. izv., 20:1 (2023), 501–513  mathnet  crossref
    3. M. V. Shvidefski, “O suschestvovanii nezavisimykh bazisov kvazitozhdestv. II”, Algebra i logika, 62:6 (2023), 762–785  mathnet  crossref
    4. A. V. Kravchenko, M. V. Schwidefsky, “On nonstandard quasivarieties of differential groupoids and unary algebras”, Sib. elektron. matem. izv., 19:2 (2022), 768–783  mathnet  crossref  mathscinet
    5. Kira Adaricheva, Jennifer Hyndman, J. B. Nation, Joy N. Nishida, CMS/CAIMS Books in Mathematics, 3, A Primer of Subquasivariety Lattices, 2022, 1  crossref
    6. M. V. Schwidefsky, “On a class of subsemigroup lattices”, Siberian Math. J., 61:5 (2020), 941–952  mathnet  crossref  crossref  isi  elib
    7. A. V. Kravchenko, M. V. Schwidefsky, “On the complexity of the lattices of subvarieties and congruences. II. Differential groupoids and unary algebras”, Sib. elektron. matem. izv., 17 (2020), 753–768  mathnet  crossref
    8. M. V. Schwidefsky, “On sufficient conditions for $Q$-universality”, Sib. elektron. matem. izv., 17 (2020), 1043–1051  mathnet  crossref
    9. A. V. Kravchenko, A. M. Nurakunov, M. V. Schwidefsky, “On the Complexity of the Lattices of Subvarieties and Congruences”, Int. J. Algebr. Comput., 30:8 (2020), 1609–1624  crossref  mathscinet  zmath  isi  scopus
    10. A. V. Kravchenko, A. M. Nurakunov, M. V. Schwidefsky, “Structure of quasivariety lattices. II. Undecidable problems”, Algebra and Logic, 58:2 (2019), 123–136  mathnet  crossref  crossref  isi
    11. M. V. Schwidefsky, “Existence of independent quasi-equational bases”, Algebra and Logic, 58:6 (2020), 514–537  mathnet  crossref  crossref  isi
    12. A. V. Kravchenko, A. M. Nurakunov, M. V. Schwidefsky, “Structure of Quasivariety Lattices. I. Independent Axiomatizability”, Algebra and Logic, 57:6 (2019), 445–462  mathnet  crossref  crossref  isi
    13. S. M. Lutsak, “O slozhnosti reshetok kvazimnogoobrazii”, Sib. elektron. matem. izv., 14 (2017), 92–97  mathnet  crossref
    14. A. Basheyeva, A. Nurakunov, M. Schwidefsky, A. Zamojska-Dzienio, “Lattices of subclasses. III”, Sib. elektron. matem. izv., 14 (2017), 252–263  mathnet  crossref
    15. A. V. Kravchenko, A. V. Yakovlev, “Quasivarieties of graphs and independent axiomatizability”, Siberian Adv. Math., 28:1 (2018), 53–59  mathnet  crossref  crossref  elib
    16. A. V. Kravchenko, A. M. Nurakunov, M. V. Schwidefsky, “On quasi-equational bases for differential groupoids and unary algebras”, Sib. elektron. matem. izv., 14 (2017), 1330–1337  mathnet  crossref
    17. S. M. Lutsak, “The complexity of quasivariety lattices of unary algebras”, Bull. Karaganda Univ-Math., 85:1 (2017), 65–70  isi
    18. A. V. Kravchenko, “O slozhnosti reshetok kvazimnogoobrazii dlya mnogoobrazii unarnykh algebr. II”, Sib. elektron. matem. izv., 13 (2016), 388–394  mathnet  crossref
    Citing articles in Google Scholar: Russian citations, English citations
    Related articles in Google Scholar: Russian articles, English articles
    Алгебра и логика Algebra and Logic
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