• Characterization of cyclical phases in the manufacturing industry in Spain 

      Sala, Mercè; Torres, Teresa; Farré, Mariona (OmniaScience, 2014-10)
      Article
      Accés obert
      Purpose: The purpose of this paper is to characterize the cyclical phases of the manufacturing industry in Spain and detect which industries have more influence on the Spanish business cycle. We assume that economic growth ...
    • On some constructions of new triangular norms 

      Mesiar, Radko (Universitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica, 1995)
      Article
      Accés obert
      We discuss the properties of two types of construction of a new t-norm from a given t-norm proposed recently by B. Demant, namely the dilatation and the contraction. In general, the dilatation of a t-norm is an ordinal sum ...