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Texas A&M University
Mathematics

Algebra and Combinatorics Seminar

Date: October 19, 2018

Time: 3:00PM - 4:00PM

Location: BLOC 628

Speaker: Frank Sottile, Texas A&M University

  

Title: A geometric proof of an equivariant Pieri rule for flag manifolds

Abstract: The Pieri formulas describes the multiplication of Schubert classes in the equivariant cohomology of any manifold of partial flags. I will describe how to use geometric and combinatorial arguments that provide a short proof of an equivariant Pieri rule in the classical flag manifold. This is joint work with Changzheng Li, Vijay Ravikumar, and Mingzhi Yang.