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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.