Showing math.COShow all
2 papers · 1 filter
math.CO2026
Tilted Richardson Varieties
Jiyang Gao, Shiliang Gao, Yibo Gao
The study of the flag variety and its subvarieties, including Schubert and Richardson varieties, plays a fundamental role in algebraic geometry and algebraic combin…
math.CO2023
Quantum Bruhat graphs and tilted Richardson varieties
Jiyang Gao, Shiliang Gao, Yibo Gao
Quantum Bruhat graph is a weighted directed graph on a finite Weyl group first defined by Brenti-Fomin-Postnikov. It encodes quantum Monk's rule and can be utilized to study the $3…