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math.AG2018
The volume polynomial of regular semisimple Hessenberg varieties and the Gelfand-Zetlin polytope
Megumi Harada, Tatsuya Horiguchi, Mikiya Masuda +1
Regular semisimple Hessenberg varieties are subvarieties of the flag variety arising naturally in the intersection of geometry, representation theory,…
math.AG2018★ 1 cited
The cohomology rings of regular nilpotent Hessenberg varieties and Schubert polynomials
Tatsuya Horiguchi
In this paper we study a relation between the cohomology ring of a regular nilpotent Hessenberg variety and Schubert polynomials. To describe an explicit presentation of the cohomo…