• Órdenes parciales para hesitant fuzzy sets 

      Garmendia Salvador, Luis; González del Campo, Ramón; Recasens Ferrés, Jorge (2016)
      Text en actes de congrés
      Accés obert
      Se define un nuevo orden parcial H en el conjunto H de subconjuntos finitos del intervalo unidad. Con este preorden H no es un retículo, pero sí lo son algunos subconjuntos de H interesantes. H se puede inyectar de forma ...
    • Partial orderings for hesitant fuzzy sets 

      Garmendia Salvador, Luis; González del Campo, Ramón; Recasens Ferrés, Jorge (2017-05-01)
      Article
      Accés obert
      New partial orderings =o=o, =p=p and =H=H are defined, studied and compared on the set HH of finite subsets of the unit interval with special emphasis on the last one. Since comparing two sets of the same cardinality is a ...
    • Transitive closure of interval-valued fuzzy relations 

      González del Campo, Ramón; Garmendia Salvador, Luis; Recasens Ferrés, Jorge (2013-07)
      Article
      Accés obert
      In this paper are introduced some concepts of interval-valued fuzzy relations and some of their properties: reflexivity, symmetry, T-transitivity, composition and local reflexivity. The existence and uniqueness of T-transitive ...
    • Transitive Closure of Interval-valued Relations 

      González del Campo, Ramón; Garmendia Salvador, Luis; Recasens Ferrés, Jorge (2009)
      Text en actes de congrés
      Accés obert
      This paper introduces some concepts of intervalvalued fuzzy relations and some of their properties: reflexivity, symmetry, T-transitivity, composition and locally reflexivity. It is also introduced the concept of T-transitive ...