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math.GR2012
Partial transformation monoids preserving a uniform partition
Serena Cicalo, Vitor H. Fernandes, Csaba Schneider
The objective of this paper is to study the monoid of all partial transformations of a finite set that preserve a uniform partition. In addition to proving that this monoid is a qu…
math.RA2012★ 2 cited
Rees quotients of numerical semigroups
Manuel Delgado, Vítor H. Fernandes
We introduce a class of finite semigroups obtained by considering Rees quotients of numerical semigroups. Several natural questions concerning this class, as well as particular sub…