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math.RT2025
The nil-Brauer category
Jonathan Brundan, Weiqiang Wang, Ben Webster
We introduce the nil-Brauer category and prove a basis theorem for its morphism spaces. This basis theorem is an essential ingredient required to prove that nil-Brauer categorifies…
math.RT2025
Affine flag varieties and quantum symmetric pairs
Zhaobing Fan, Chun-Ju Lai, Yiqiang Li +2
The quantum groups of finite and affine type admit geometric realizations in terms of partial flag varieties of finite and affine type . Recently, the quantum group associat…