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math.AT2023
The cohomology rings of real permutohedral varieties
Suyoung Choi, Younghan Yoon
A permutohedral variety is a remarkable object in various areas of mathematics, and its topological invariants are widely recognized. However, only little is known about a real per…
math.AT2023★ 1 cited
The Betti numbers of real toric varieties associated to Weyl chambers of types E7 and E8
Suyoung Choi, Younghan Yoon, Seonghyeon Yu
We compute the rational Betti numbers of the real toric varieties associated to Weyl chambers of types and , completing the computations for all types of root systems.