Presented By: Lectures on Schubert Polynomials
Schubert Polynomials Lecture 9: Flag bundles and degeneracy loci
William Fulton (U. Michigan)
The main goal this week is to show that double and back-stable Schubert polynomials give, and are characterized by, formulas for Schubert varieties and degeneracy loci for maps of filtered vector bundles.