• ÀLGEBRA (Examen 1r quadrimestre) 

      Rubió Díaz, Pedro (Universitat Politècnica de Catalunya, 2006-01-13)
      Examen
      Accés restringit a la comunitat UPC
    • CÀLCUL (Examen 1r quadrim.) 

      Domènech Blázquez, Margarita; Puente del Campo, María Albina; Rubió Díaz, Pedro; Ventura Capell, Enric (Universitat Politècnica de Catalunya, 2006-01-15)
      Examen
      Accés restringit a la comunitat UPC
    • CÀLCUL (Examen 1r quadrim.) 

      Domènech Blázquez, Margarita; Puente del Campo, María Albina; Rubió Díaz, Pedro; Ventura Capell, Enric (Universitat Politècnica de Catalunya, 2006-01-15)
      Examen
      Accés restringit a la comunitat UPC
    • CÀLCUL (Examen 1r quadrim.) 

      Domènech Blázquez, Margarita; Puente del Campo, María Albina; Rubió Díaz, Pedro; Ventura Capell, Enric (Universitat Politècnica de Catalunya, 2006-01-15)
      Examen
      Accés restringit a la comunitat UPC
    • Generalized Pólya condition for Birkhoff interpolation with lacunary polynomials 

      Palacios Quiñonero, Francisco; Rubió Díaz, Pedro (2003-05)
      Article
      Accés obert
    • Order regularity for Birkhoff interpolation with lacunary polynomials 

      Palacios Quiñonero, Francisco; Rubió Díaz, Pedro; Díaz Barrero, José Luis; Rossell Garriga, Josep Maria (2011-06-01)
      Article
      Accés obert
      In this short paper we present sufficient conditions for the order regularity problem in Birkhoff interpolation with lacunary polynomials. These conditions are a generalization of the Atkinson-Sharma theorem.
    • Preservation of controllability-observability in expanded systems 

      Bakule, Lubomir; Rodellar Benedé, José; Rossell Garriga, Josep Maria; Rubió Díaz, Pedro (2001-07)
      Article
      Accés obert
      The result contributed by the article is that controllability-observability of an original continuous-time LTI dynamic system can always be simultaneously preserved in expanded systems within the inclusion principle when ...
    • Signatura de les formes bilineals simètriques 

      Rossell Garriga, Josep Maria; Rubió Díaz, Pedro (1988-05)
      Article
      Accés obert
    • Zero and coefficient inequalities for hyperbolic polynomials 

      Rubió Massegú, Josep; Díaz Barrero, José Luis; Rubió Díaz, Pedro (2006-03)
      Article
      Accés obert
      In this paper using classical inequalities and Cardan-Viète formulae some inequalities involving zeroes and coefficients of hyperbolic polynomials are given. Furthermore, considering real polynomials whose zeros lie in ...