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math.CO2023★ 1 cited
An Algorithm to Enumerate Grid Signed Permutation Classes
Saúl A. Blanco, Daniel E. Skora
In this paper, we present an algorithm that enumerates a certain class of signed permutations, referred to as grid signed permutation classes. In the case of permutations, the corr…
math.CO2012★ 3 cited
Counting Dyck paths by area and rank
Saul A. Blanco, T. Kyle Petersen
The set of Dyck paths of length inherits a lattice structure from a bijection with the set of noncrossing partitions with the usual partial order. In this paper, we study the…