Exploració per tema "Lattice paths"

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    • A solution to the tennis ball problem 

      Mier Vinué, Anna de; Noy Serrano, Marcos (2005)
      Article
      Accés obert
      We present a complete solution to the so-called tennis ball problem, which is equivalent to counting the number of lattice paths in the plane that use North and East steps and lie between certain boundaries. The solution ...

    • Lattice path matroids: structural properties 

      Bonin, Joseph; Mier Vinué, Anna de (2006)
      Article
      Accés obert
      This paper studies structural aspects of lattice path matroids. Among the basic topics treated are direct sums, duals, minors, circuits, and connected flats. One of the main results is a characterization of lattice path ...