Agregação em Matemática, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, 2006
Doutoramento em Matemática (Álgebra), Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, 1998
Mestrado em Matemática (Álgebra), Faculdade de Ciências, Universidade de Lisboa, 1993
Licenciatura em Matemática, Faculdade de Ciências, Universidade de Lisboa, 1989
Current Position, starting date:
Assistent Professor, Department of Mathematics, Faculty of Sciences and Technology, New University of Lisbon, 1998
Principal Area:
Semigroups, Automata and Formal Languages
Other Areas of Interest:
Discrete Mathematics, Computational Algebra
Publications
Fernandes, Vítor Hugo Classificação e decomposição de morfismos em semigrupos Dissertação de Mestrado em Matemática
(Álgebra), Faculdade de Ciências, Universidade de Lisboa, Portugal, 1993 (Thesis)
Giraldes, Emília; Santos, Maria Helena; Fernandes, Vítor Hugo Curso de Álgebra Linear e Geometria Analítica McGraw-Hill, 1994 (Book)
Giraldes, Emília; Fernandes, Vítor Hugo; Marques Smith, Maria Paula Curso de Álgebra Linear e Geometria Analítica McGraw-Hill, 1995 (Book)
Fernandes, Vítor Hugo Semigroup of order-preserving mappings on a finite chair: a new class of divisors Semigroup Forum, 54 (1997), 487-509 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo Normally ordered inverse semigroups Semigroup Forum, 56 (1998), 418-433 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo Semigrupos de transformações parciais injectivas crescentes e generalizações Tese de Doutoramento, Universidade Nova de Lisboa, Portugal, 1998 (Thesis)
Delgado, Manuel; Fernandes, Vítor Hugo Abelian kernels of some monoids of injective partial transformations and an application Semigroup Forum, 61 (2000), 435-452 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo The monoid of all injective orientation preserving partial transformations on a finite chain Comm. Algebra, 28 (7) (2000), 3401-3426 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo A division theorem for the pseudovariety generated by semigroups of orientation preserving transformations on a finite chain Comm. Algebra, 29 (2001), 451-456 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo The monoid of all injective order preserving partial transformations on a finite chain Semigroup Forum, 62 (2001), 178-204 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo A new class of divisors of semigroups of isotone mappings of finite chains (Russian, English) Russ. Math. 46, No.3, 47-55 (2002) [translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2002, No.3, 51-59 (2002)], 46, No.3 (2002), 47-55 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo Presentations for some monoids of partial transformations on a finite chain: a survey Proceedings of the Thematic Term on Semigroups, Algorithms, Automata and Languages (Coimbra, Portugal, 2001), G.M.S. Gomes et al. (Eds), World Scientific, Singapore, (2002), 363-378 (Communication in Conference Proceedings with refereeing)
Delgado, Manuel; Fernandes, Vítor Hugo; Margolis, Stuart; Steinberg, Benjamin On semigroups whose idempotent-generated subsemigroup is aperiodic Internat. J. Algebra Comput., 14 (2004), 655-665 (Paper in International Scientific Journal with refereeing)
Delgado, Manuel; Fernandes, Vítor Hugo Abelian kernels, solvable monoids and the abelian kernel length of a finite monoid Proceedings of the Workshop on Semigroups and Languages (Lisbon 2002), World Scientific, (2004), 68-85 (Communication in Conference Proceedings with refereeing)
Fernandes, Vítor Hugo; Gomes, Gracinda M. S.; Jesus, Manuel M. Presentations for Some Monoids of Injective Partial Transformations on a Finite Chain Southeast Asian Bulletin of Mathematics, 28 (2004), 903-918 (Paper in International Scientific Journal with refereeing)
Delgado, Manuel; Fernandes, Vítor Hugo Abelian kernels of monoids of order-preserving maps and some of its extensions Semigroup Forum, Volume 68, Number 3 (2004), 335 - 356 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo; Gomes, Gracinda M. S.; Jesus, Manuel M. Congruences on monoids of order-preserving or order-reversing transformations on a finite chain Glasgow Mathematical Journal, 47 (2005), 413-424 (Paper in International Scientific Journal with refereeing)
Delgado, Manuel; Fernandes, Vítor Hugo Solvable monoids with commuting idempotents Internat. J. Algebra Comput., 15, No 3 (2005), 547-570 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo; Gomes, Gracinda M. S.; Jesus, Manuel M. Presentations for some monoids of partial transformations on a finite chain Communications in Algebra, 33 (2005), 587-604 (Paper in International Scientific Journal with refereeing)
E. Cordeiro; M. Delgado; Fernandes, Vítor Hugo Relative abelian kernels of some classes of transformation monoids Bulletin of the Australian Mathematical Society, 73 (2006), 375-404 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo Uma extensão da representação de Munn e o grau de separação dos idempotentes de um block-group Actas do Encontro de Algebristas Portugueses 2005, Braga, Portugal, Centro de Matemática da Universidade do Minho, (2006), 105-116 (Communication in Conference Proceedings without refereeing)
André, Jorge M.; Fernandes, Vítor Hugo; Mitchell, J. D. Largest 2-generated subsemigroups of the symmetric inverse semigroup Proceedings of the Edinburgh Mathematical Society, 50 (2007), 551-561 (Paper in International Scientific Journal with refereeing)
André, Jorge M.; Fernandes, Vítor Hugo; Mitchell, James D. Largest 2-generated subsemigroups of the symmetric inverse semigroup Proc. Edinburgh Math. Soc., 50 (2007), 551-561 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo The idempotent-separating degree of a block-group Semigroup Forum, 76 (2008), 579-583 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo On divisors of pseudovarieties generated by some classes of full transformation semigroups Algebra Colloquium, 15 (2008), 581 - 588 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo Normally ordered semigroups Glasgow Mathematical Journal, 50 (2008), 325-333 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo; Gomes, Gracinda M. S.; Jesus, Manuel M. Congruences on monoids of transformations preserving the orientation on a finite chain Journal of Algebra, 321 (2009), 743–757 (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo; Quinteiro, Teresa M. Bilateral semidirect product decompositions of transformation monoids I Submitted (Paper in International Scientific Journal with refereeing)
Fernandes, Vítor Hugo; Teresa M. Quinteiro On the monoids of transformations that preserve the order and a uniform partition Submitted (Paper in International Scientific Journal with refereeing)
Talks given
Sobre a pseudovariedade de semigrupos gerada pelos semigrupos de transformações parciais e injectivas sobre uma cadeia finita
Project Seminars - Semigroups and Languages, CAUL, 06/12/1994
Uma representação fiel minimal para semigrupos finitos inversos e aperiódicos e uma aplicação
Project Seminars - Semigroups and Languages, CAUL, 28/04/1995
Transversais parciais de semigrupos inversos simétricos
Project Seminars - Semigroups and Languages, CAUL, 06/02/1996
International School on Automata and Languages
"Thematic Term on Semigroups, Algorithms, Automata and Languages", International Center for Mathematics, University of Coimbra, Portugal, 4-8/06/2001
International Workshop on Presentations and Geometry
"Thematic Term on Semigroups, Algorithms, Automata and Languages", International Center for Mathematics, University of Coimbra, Portugal, 9-11/07/2001 (Contributed Talk)