Browsing by Author Fernandes, Vítor H.

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Showing results 1 to 16 of 16
Issue DateTitleAuthor(s)TypeAccess Type
2004Abelian kernels of monoids of order-preserving maps and of some of its extensionsFernandes, Vítor H.; Delgado, ManuelarticleopenAccess
2009Automorphisms of partial endomorphism semigroupsFernandes, Vítor H.; Araújo, J.; Jesus, Manuel M.; Maltcev, V.; Mitchell, J. D.articleopenAccess
2011The cardinal and the idempotent number of various monoids of transformations on a finite chainFernandes, Vítor H.; Gomes, Gracinda M. S.; Jesus, Manuel M.articleopenAccess
30-Jul-2010The cardinal of various monoids of transformations that preserve a uniform partitionFernandes, Vítor H.; Quinteiro, Teresa M.articleopenAccess
2005Congruences on monoids of order-preserving or order-reversing transformations on a finite chainFernandes, Vítor H.; Gomes, Gracinda M. S.; Jesus, Manuel M.articleopenAccess
2008Congruences on monoids of transformations preserving the orientation on a finite chainFernandes, Vítor H.; Gomes, Gracinda M. S.; Jesus, Manuel M.articleopenAccess
2008The idempotent-separating degree of a block-groupFernandes, Vítor H.articleopenAccess
2007Largest 2-generated subsemigroups of the symmetric inverse semigroupFernandes, Vítor H.; André, Jorge M.; Mitchell, J. D.articleopenAccess
2008Normally ordered semigroupsFernandes, Vítor H.articleopenAccess
2008On divisors of pseudovarieties generated by some classes of full transformation semigroupsFernandes, Vítor H.articleopenAccess
29-Jul-2009On the monoids of transformations that preserve the order and a uniform partitionFernandes, Vítor H.; Quinteiro, Teresa M.articleopenAccess
2004Presentations for some monoids of injective partial transformations on a finite chain.Fernandes, Vítor H.; Gomes, Gracinda M. S.; Jesus, Manuel M.articleopenAccess
2006Relative abelian kernels of some classes of transformation monoidsFernandes, Vítor H.; Cordeiro, E.; Delgado, M.articleopenAccess
1998Semigrupos de transformações parciais injectivas crescentes e generalizaçõesFernandes, Vítor H.doctoralThesisopenAccess
2005Solvable monoids with commuting idempotentsFernandes, Vítor H.; Delgado, ManuelarticleopenAccess
2006Uma extensão da representação de Munn e o grau de separação dos idempotentes de um block-groupFernandes, Vítor H.conferenceObjectopenAccess