Enumerating triangulations by parallel diagonals

Published 20 Aug 2012 in math.CO | (1208.3915v1)

Abstract: The triangulations of a regular convex polygon are enumerated according to the number of diagonals parallel to a fixed edge. The enumeration uses the Shapiro convolution identity, as well as an interpretation of this identity in terms of triangulations.

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Authors (1)

Alon Regev

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