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math.AG2021
On the enumeration of Fano Bott manifolds
Yunhyung Cho, Eunjeong Lee, Mikiya Masuda +1
Fano Bott manifolds bijectively correspond to signed rooted forests with some equivalence relation. Using this bijective correspondence, we enumerate the isomorphism classes of Fan…
math.AG2021
Toric Richardson varieties of Catalan type and Wedderburn-Etherington numbers
Eunjeong Lee, Mikiya Masuda, Seonjeong Park
We associate a complete non-singular fan with a polygon triangulation. Such a fan appears from a certain toric Richardson variety, called of Catalan type introduced in this paper.…