Advertisement

Semigroup Forum

, Volume 37, Issue 1, pp 53–57 | Cite as

Some pseudovariety joins involving the pseudovariety of finite groups

  • Jorge Almeida
Research Article

Keywords

Finite Group Regular Semigroup Semigroup Forum Commutative Semigroup Empty Word 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Preview

Unable to display preview. Download preview PDF.

Unable to display preview. Download preview PDF.

References

  1. 1.
    Almeida, J.,Some order properties of the lattice of varieties of commutative semigroups, Canadian J. Math.38 (1986) 19–47.zbMATHMathSciNetGoogle Scholar
  2. 2.
    —,Power pseudovarieties of semigroups I, Semigroup Forum33 (1986) 357–373.zbMATHCrossRefMathSciNetGoogle Scholar
  3. 3.
    Almeida, J. and A. Azevedo,Implicit operations on certain classes of semigroups, in S. Goberstein and P. Higgins (Eds.),Algebraic Theory of Semigroups and its Applications, Proceedings 1986 Chico Conf., D. Reidel, 1987 (1–11).Google Scholar
  4. 4.
    Eilenberg, S.,Automata, Languages and Machines, Vol. B, Academic Press, New York, 1976.zbMATHGoogle Scholar
  5. 5.
    Evans, T.,Varieties of semigroups, Semigroup Forum2 (1971) 1–43.zbMATHCrossRefMathSciNetGoogle Scholar
  6. 6.
    Hall, T. E. and P. R. Jones,On the lattice of varieties of bands of groups, Pacific J. Math.91 (1980) 327–337.zbMATHMathSciNetGoogle Scholar
  7. 7.
    Nelson, E.,The lattice of equational classes of commutative semigroups, Canadian J. Math.23 (1971) 875–895.zbMATHGoogle Scholar
  8. 8.
    Petrich, M. and N. R. Reilly,The join of varieties of strict inverse semigroups and rectangular bands, Glasgow Math. J.25 (1984) 59–74.zbMATHMathSciNetCrossRefGoogle Scholar
  9. 9.
    Reiterman, J.,The Birkhoff theorem for finite algebras, Algebra Universalis14 (1982) 1–10.zbMATHCrossRefMathSciNetGoogle Scholar
  10. 10.
    Rhodes, J.,New techniques in global semigroup theory, in S. Goberstein and P. Higgins (Eds.),Algebraic Theory of Semigroups and its Applications Proceedings 1986 Chico Conf., D. Reidel, 1987 (169–181).Google Scholar

Copyright information

© Springer-Verlag New York Inc 1988

Authors and Affiliations

  • Jorge Almeida
    • 1
  1. 1.Centro de MatemáticaUniversidade do MinhoBragaPortugal

Personalised recommendations