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Representations of the super Yangians of types $A$ and $C$ (2110.12784v2)
Published 25 Oct 2021 in math.RT, math-ph, math.MP, and math.QA
Abstract: We classify the finite-dimensional irreducible representations of the super Yangian associated with the orthosymplectic Lie superalgebra ${\frak osp}{2|2n}$. The classification is given in terms of the highest weights and Drinfeld polynomials. We also include an $R$-matrix construction of the polynomial evaluation modules over the Yangian associated with the Lie superalgebra ${\frak gl}{m|n}$, as an appendix. This is a super-version of the well-known construction for the ${\frak gl}_n$ Yangian and it relies on the Schur--Sergeev duality.