Structure of partially ordered cyclic semigroups

Józef Drewniak; Jolanta Sobera

Czechoslovak Mathematical Journal (2003)

  • Volume: 53, Issue: 4, page 777-791
  • ISSN: 0011-4642

Abstract

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This paper recalls some properties of a cyclic semigroup and examines cyclic subsemigroups in a finite ordered semigroup. We prove that a partially ordered cyclic semigroup has a spiral structure which leads to a separation of three classes of such semigroups. The cardinality of the order relation is also estimated. Some results concern semigroups with a lattice order.

How to cite

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Drewniak, Józef, and Sobera, Jolanta. "Structure of partially ordered cyclic semigroups." Czechoslovak Mathematical Journal 53.4 (2003): 777-791. <http://eudml.org/doc/30815>.

@article{Drewniak2003,
abstract = {This paper recalls some properties of a cyclic semigroup and examines cyclic subsemigroups in a finite ordered semigroup. We prove that a partially ordered cyclic semigroup has a spiral structure which leads to a separation of three classes of such semigroups. The cardinality of the order relation is also estimated. Some results concern semigroups with a lattice order.},
author = {Drewniak, Józef, Sobera, Jolanta},
journal = {Czechoslovak Mathematical Journal},
keywords = {cyclic semigroup; ordered semigroup; lattice order; idempotent element; subidempotent; superidempotent elements; cyclic semigroup; ordered semigroup; lattice order; idempotent element; subidempotent; superidempotent elements},
language = {eng},
number = {4},
pages = {777-791},
publisher = {Institute of Mathematics, Academy of Sciences of the Czech Republic},
title = {Structure of partially ordered cyclic semigroups},
url = {http://eudml.org/doc/30815},
volume = {53},
year = {2003},
}

TY - JOUR
AU - Drewniak, Józef
AU - Sobera, Jolanta
TI - Structure of partially ordered cyclic semigroups
JO - Czechoslovak Mathematical Journal
PY - 2003
PB - Institute of Mathematics, Academy of Sciences of the Czech Republic
VL - 53
IS - 4
SP - 777
EP - 791
AB - This paper recalls some properties of a cyclic semigroup and examines cyclic subsemigroups in a finite ordered semigroup. We prove that a partially ordered cyclic semigroup has a spiral structure which leads to a separation of three classes of such semigroups. The cardinality of the order relation is also estimated. Some results concern semigroups with a lattice order.
LA - eng
KW - cyclic semigroup; ordered semigroup; lattice order; idempotent element; subidempotent; superidempotent elements; cyclic semigroup; ordered semigroup; lattice order; idempotent element; subidempotent; superidempotent elements
UR - http://eudml.org/doc/30815
ER -

References

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  6. Algebra, Pergamon Press, Oxford, 1967. (1967) Zbl0191.00502MR0211820
  7. On the semigroup of binary relations on a finite set, Czechoslovak Math.  J. 20 (1970), 632–679. (1970) Zbl0228.20034MR0296190
  8. On idempotent relations on a finite set, Czechoslovak Math.  J. 20 (1970), 696–714. (1970) MR0268047
  9. 10.1016/0022-247X(77)90274-8, J.  Math. Anal. Appl. 57 (1977), 476–480. (1977) MR0427342DOI10.1016/0022-247X(77)90274-8
  10. 10.2307/2311149, Amer. Math. Monthly 68 (1961), 552–557. (1961) Zbl0115.02103MR0126472DOI10.2307/2311149

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