A new approach to a theorem of Eng

ARSLAN H.

HACETTEPE JOURNAL OF MATHEMATICS AND STATISTICS, cilt.50, sa.6, ss.1679-1680, 2021 (SCI-Expanded) identifier identifier identifier

  • Yayın Türü: Makale / Tam Makale
  • Cilt numarası: 50 Sayı: 6
  • Basım Tarihi: 2021
  • Doi Numarası: 10.15672/hujms.900705
  • Dergi Adı: HACETTEPE JOURNAL OF MATHEMATICS AND STATISTICS
  • Derginin Tarandığı İndeksler: Science Citation Index Expanded (SCI-EXPANDED), Scopus, zbMATH, TR DİZİN (ULAKBİM)
  • Sayfa Sayıları: ss.1679-1680
  • Anahtar Kelimeler: &nbsp, Coxeter groups, descent algebras, Poincare&nbsp, polynomial, the longest element, q = &minus, 1 phenomenon
  • Erciyes Üniversitesi Adresli: Evet

Özet

The main aim of this work is to give a case-free algebraic proof for a theorem of Eng on the Poincare polynomial of parabolic quotients of finite Coxeter groups evaluated at-1.