• Ponencia
      Icon

      (a, k)-sets en el plano 

      Abellanas Oar, Manuel; Claverol Aguas, Mercè; Hurtado Díaz, Ferran; Seara Ojea, Carlos (Alberto Márquez, 2002)
    • Ponencia
      Icon

      On some partitioning problems for two-colored point sets 

      Grima Ruiz, Clara Isabel; Hernando Martín, Carmen; Huemer, Clemens; Hurtado Díaz, Ferran (Prensas de la Universidad de Zaragoza, 2009)
      Let S be a two-colored set of n points in general position in the plane. We show that S admits at least 2 n 17 ...
    • Ponencia
      Icon

      Point set stratification and minimum weight structures 

      Abellanas Oar, Manuel; Claverol Aguas, Mercè; Hurtado Díaz, Ferran (2004)
      Three different concepts of depth in a point set are considered and compared: Convex depth, location depth and Delaunay ...
    • Ponencia
      Icon

      Stabbing simplices of point sets with k-flats 

      Cano Vila, Javier; Hurtado Díaz, Ferran; Urrutia Galicia, Jorge (2013)
      Let S be a set of n points in Rd in general position. A set H of k-flats is called an mk-stabber of S if the relative ...
    • Ponencia
      Icon

      The alternating path problem revisited 

      Claverol Aguas, Mercè; Garijo Royo, Delia; Hurtado Díaz, Ferran; Lara Cuevas, María Dolores; Seara Ojea, Carlos (2013)
      It is well known that, given n red points and n blue points on a circle, it is not always possible to find a plane geometric ...
    • Ponencia
      Icon

      Witness bar visibility 

      Cortés Parejo, María del Carmen; Hurtado Díaz, Ferran; Márquez Pérez, Alberto; Valenzuela Muñoz, Jesús (2013)
      Bar visibility graphs were introduced in the seventies as a model for some VLSI layout problems. They have been also studied ...