A Jantzen sum formula for restricted Verma modules over affine Kac-Moody algebras at the critical level

DOI10.2140/pjm.2014.269.371zbMath1393.17042arXiv1212.0150OpenAlexW3105264478MaRDI QIDQ482386

Johannes Kübel

Publication date: 30 December 2014

Published in: Pacific Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1212.0150

zbMATH Keywords

category \(\mathcal{O}\)Jantzen filtrationaffine Kac-Moody algebrascritical representations of affine Kac-MoodyJantzen sum formularestricted Verma modules at the critical level

Mathematics Subject Classification ID

Representations of Lie algebras and Lie superalgebras, algebraic theory (weights) (17B10) Kac-Moody (super)algebras; extended affine Lie algebras; toroidal Lie algebras (17B67)

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