Ying Ma

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math.QA2022

Foldings of KLR algebras

Ying Ma, Toshiaki Shoji, Zhiping Zhou

Let $U_{q}^{-}$ be the negative half of the quantum group associated to a Kac-Moody algebra $g$ , and $U_{q}^{-}$ the quantum group obtained by a f…

math.QA2022

Diagram automorphisms and canonical bases for quantum affine algebras, II

Ying Ma, Toshiaki Shoji, Zhiping Zhou

Let $U_{q}^{-}$ be the negative part of the quantum enveloping algebra, and $σ$ the algebra automorphism on $U_{q}^{-}$ induced from a diagram automorphism. Let $\under…

math.QA2019

Diagram automorphisms and canonical bases for quantum affine algebras

Toshiaki Shoji, Zhiping Zhou

Let $U_{q}^{-}$ be the negative part of the quantum enveloping algebra associated to a simply laced Kac-Moody Lie algebra $g$ , and $U_{q}^{-}$ the…