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Extremal set theory as algebraic geometry
Russ Woodroofe (University of Primorska)
Extremal set theory asks questions such as "what is the largest family of pairwise intersecting k-element subsets of an n-element...
A tale of two polynomials: positivity in wonderful varieties and matroids
Shiyue Li (University of Michigan)
I will share a story of two polynomials, the Poincarè polynomial of Chow rings of toric varieties of matroids, and the h-polynomials of...
