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math.CO2026
Path Covering Spaces of Posets
Matteus Froese, Ian George
In this paper we extend results concerning a kind of covering space for finite posets that bears some analogy to the topological theory of covering spaces. Previous work focused on…
math.CO2025
An exceptional equinumerosity of lattice paths and Young tableaux
Liam Ayres, Evan Bialo, Aidan Cook +6
We consider families of plane lattice paths enumerated by Guy, Krattenthaler, and Sagan (1992). We show by explicit bijection that these families are equinumerous w…