PBW Degenerations of Lie Superalgebras and their Typical Representations
Journal of Lie Theory, Tome 31 (2021) no. 2, pp. 313-334

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We introduce the PBW degeneration for basic classical Lie superalgebras and construct for all type I, osp(1,2n) and exceptional Lie superalgebras new monomial bases. These bases are parametrized by lattice points in convex lattice polytopes, sharing useful properties such as the integer decomposition property. This paper is the first step towards extending the framework of PBW degenerations to the Lie superalgebra setting.
Classification : 17A70, 17B10, 52B20
Mots-clés : PBW degeneration, Lie superalgebra, monomial bases

Ghislain Fourier  1   ; Deniz Kus  2

1 RWTH Aachen, 52062 Aachen, Germany
2 Ruhr-Universität Bochum, 44780 Bochum, Germany
Ghislain Fourier; Deniz Kus. PBW Degenerations of Lie Superalgebras and their Typical Representations. Journal of Lie Theory, Tome 31 (2021) no. 2, pp. 313-334. http://geodesic.mathdoc.fr/item/JOLT_2021_31_2_a1/
@article{JOLT_2021_31_2_a1,
     author = {Ghislain Fourier and Deniz Kus},
     title = {PBW {Degenerations} of {Lie} {Superalgebras} and their {Typical} {Representations}},
     journal = {Journal of Lie Theory},
     pages = {313--334},
     year = {2021},
     volume = {31},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/JOLT_2021_31_2_a1/}
}
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