133 citations · 1.4k across the 77 of their papers we have counts for
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math.CO2018★ 12 cited
Hopf dreams and diagonal harmonics
Nantel Bergeron, Cesar Ceballos, Vincent Pilaud
This paper introduces a Hopf algebra structure on a family of reduced pipe dreams. We show that this Hopf algebra is free and cofree, and construct a surjection onto a commutative…
math.CO2018
Stable set polytopes and their 1-skeleta
Farid Aliniaeifard, Carolina Benedetti, Nantel Bergeron +2
We characterize the edges of two classes of -polytopes. The first class corresponds to the stable set polytope of a graph and includes chain polytopes of posets, some inst…