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math.AG2026
Billey-Type Formula for KL-Schubert Classes in Hyperbolic Cohomology
Cristian Lenart, Krista Zehr, Changlong Zhong
This paper studies the KL-Schubert classes defined by Kazhdan-Lusztig bases in -theory and hyperbolic cohomology of flag varieties. We first establish Poincaré dualities of thes…
math.AG2026
Motivic Chern Classes of Open Projected Richardson Varieties and of Affine Schubert Cells
Changjian Su, Rui Xiong, Changlong Zhong
The open projected Richardson varieties are images of the open Richardson varieties of the complete flag variety under the canonical projection to the partial flag variety. Our mai…