Enumerative Combinatorics of Prographs
Séminaire lotharingien de combinatoire, 80B (2018)
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We exhibit a bijection between reduced prographs and families of three-dimensional colored lattice paths. By a classical study of the lattice paths, we obtain recurrence relations and closed formulas for reduced prographs.
@article{SLC_2018_80B_a57,
author = {Christophe Cordero},
title = {Enumerative {Combinatorics} of {Prographs}},
journal = {S\'eminaire lotharingien de combinatoire},
year = {2018},
volume = {80B},
url = {http://geodesic.mathdoc.fr/item/SLC_2018_80B_a57/}
}
Christophe Cordero. Enumerative Combinatorics of Prographs. Séminaire lotharingien de combinatoire, 80B (2018). http://geodesic.mathdoc.fr/item/SLC_2018_80B_a57/