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math.QA2025
Shifted twisted Yangians and finite -algebras of classical type
Kang Lu, Yung-Ning Peng, Lukas Tappeiner +2
We introduce parabolic presentations of twisted Yangians of types AI and AII, interpolating between the R-matrix presentation and the Drinfeld presentation. Then we formulate and p…
math.QA2018
Solutions of XXX Bethe ansatz equation and rational difference operators
Chenliang Huang, Kang Lu, Evgeny Mukhin
We study solutions of the Bethe ansatz equations of the non-homogeneous periodic XXX model associated to super Yangian . To a solution we associate…