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Showing 2023 · math.COShow all
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math.CO2023
Towards combinatorial characterization of the smoothness of Hessenberg Schubert varieties
Soojin Cho, JiSun Huh, Seonjeong Park
A \emph{Hessenberg Schubert variety} is an irreducible component of the intersection of a Schubert variety and a Hessenberg variety, defined as the closure of a Schubert cell inter…
math.CO2023★ 1 cited
Joint distribution of the cokernels of random -adic matrices II
Jiwan Jung, Jungin Lee
In this paper, we study the combinatorial relations between the cokernels () where is an matrix over the ring of -adi…