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Identities for Poincaré Polynomials via Kostant Cascades

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  • Jørgen Ellegaard Andersen, University of Southern Denmark
  • ,
  • Jens Carsten Jantzen
  • Du Pei, Center for Mathematical Sciences and Applications, Harvard University

We propose and prove an identity relating the Poincaré polynomials of stabilizer subgroups of the affine Weyl group and of the corresponding stabilizer subgroups of the Weyl group.

Original languageEnglish
JournalJournal of Lie Theory
Volume30
Issue4
Pages (from-to)1131-1160
Number of pages30
ISSN0949-5932
Publication statusPublished - 2020

    Research areas

  • Affine Weyl Group, Poincaré polynomial

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ID: 197685865