Séminaire Lotharingien de Combinatoire, 93B.113 (2025), 12 pp.

Ali Haidar and Oded Yacobi

Relations between Generalised Gelfand-Tsetlin and Kazhdan-Lusztig Bases of Sn

Abstract. We prove that the Kazhdan-Lusztig basis of Specht modules is upper triangular with respect to all generalized Gelfand-Tsetlin bases constructed from any multiplicity-free tower of standard parabolic subgroups.


Received: November 15, 2024. Accepted: February 15, 2025. Final version: April 1, 2025.

The following versions are available: