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Sign Variations and Descents

Algebra & Discrete Mathematics

Speaker: Aram Dermenjian, York University
Related Webpage: http://dermenjian.com/
Location: Zoom
Start time: Thu, Jan 28 2021, 9:30AM

In this talk we consider a poset structure on projective sign vectors. We show that the order complex of this poset is partitionable and give an interpretation of the h-vector using type B descents of the type D Coxeter group.

You can find Aram's slides at http://dermenjian.com/slides/2021_Davis_aram_derme...



Please contact mjvazirani@ucdavis.edu if you need the Zoom link/password.