• Ponencia
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      On rectangular cartograms 

      Kreveld, Marc van; Speckmann, Bettina (2004)
      A rectangular cartogram is a type of map where every region is a rectangle. The size of the rectangles is chosen such that ...
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      On the number of pseudo-triangulations of certain point sets 

      Aichholzer, Oswin; Orden Martín, David; Santos Leal, Francisco; Speckmann, Bettina (2004)
      We compute the exact number of pseudo-triangulations for two prominent point sets, namely the so-called double circle and ...
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      Pointed encompassing trees 

      Hoffmann, Michael; Speckmann, Bettina; Tóth, Csaba D. (2004)
      It is shown that for any set of disjoint line segments in the plane there exists a pointed binary encompassing tree, that ...