• Manuel Delgado

  • Research Area

    Semigroup Theory, Numerical Semigroup Theory, Computational Algebra

  • Institution

    University of Porto

  • PhD

    Institution: University of Porto
    Year: 1997

  • Main research publications

    • Conjecture of Wilf: a survey , in: Numerical Semigroups (ISBN: 978-3-030-40822), pp. 39--62 , Springer INdAM Series , Springer, Cham, 2020
    • On a question of Eliahou and a conjecture of Wilf , Mathematische Zeitschrift 288 (2018)
    • Numerical semigroups with a given set of pseudo-Frobenius numbers (with P. A. García-Sánchez and A. M. Robles-Pérez) , LMS Journal of Computation and Mathematics 19 (2016)
    • On the weight hierarchy of codes coming from semigroups with two generators (with J. I. Farrán, P. A. García-Sánchez and D. Llena) , IEEE Trans. Inform. Theory 60 (2014)
    • On the generalized Feng-Rao numbers of numerical semigroups generated by intervals (with J. I. Farrán, P. A. García-Sánchez and D. Llena) , Mathematics of Computation 82 (2013)
  • PhD Students

    • Edite Cordeiro Núcleo e solubilidade de certos monóides inversos, relativamente a pseudovariedades de grupos abelianos 2009
  • Adittional information

    As a tool to do my research in Semigroup Theory and in Numerical Semigroup Theory, I develop (open source) mathematical software which is then made publicly available through the GAP system. (See also the "software" separator on my homepage.)

Research and Events


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Defended Theses

  • Some aspects of descent theory and applications
      Rui Rodrigues de Abreu Fernandes Prezado (January 2024)
      Maria Manuel Clementino
      Fernando Lucatelli Nunes
  • Comparability between different systems: star-shaped and convex transform orders
      Beatriz Ferreira Santos (December 2023)
      Paulo Eduardo Oliveira
      Idir Arab
  • On Lax Idempotent Monads in Topology
      Carlos Miguel Alves Fitas (December 2023)
      Maria Manuel Clementino
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