The UC Berkeley combinatorics seminar
Fall 2018 - Spring 2019, Monday 12:10pm - 1pm
939 Evans Hall
Organizers: Khrystyna Serhiyenko, Sylvie Corteel

The seminar will be followed by lunch. If you would like to speak or to be added to the seminar mailing list, contact Khrystyna Serhiyenko.

DATE SPEAKER TITLE (click for an abstract)
January 28 Sam Payne MSRI and University of Texas at Austin Triangulations with vanishing local h-polynomials
February 4 Bernd Sturmfels UC Berkeley and Max Planck Institute Varieties of signature tensors
February 11 Brett Kolesnik UC Berkeley Two probabilistic proofs of Moon's Theorem and the Bradley-Terry model
February 18 President's day
February 25 Wencin Poh UC Davis Characterization of queer supercrystals
March 4 Nicolai ReshetikhinUC Berkeley On statistics of irreducible components
March 11 Mario Sanchez UC Berkeley Mobius Inversion as Duality for Hopf Monoids
March 18 Raman Sanyal Goethe Universitat-Frankfurt and Simons Institute Cone valuations, Gram's relation, and combinatorics
March 25 Spring Break
April 1st Ana Garcia Elsener University of Graz Cluster algebras and factorization
April 8th Anne Schilling UC Davis An insertion algorithm on multiset partitions
April 15th Max Hlavacek UC Berkeley Dehn-Sommerville Equations for Eulerian Cubical Complexes
April 22nd Katharina Jochemko KTH and Simons Institute Real-rooted h*-polynomials
April 29th Jose Simental Rodriguez UC Davis Representations of Hecke algebras and lattice-path counting.
May 6 Christopher Miller UC Berkeley LLT Polynomials, k-Schur Functions, and Positivity

Past talks:
DATE SPEAKER TITLE (click for an abstract)
November 26 Trevor Hyde Michigan Cyclotomic factors of necklace polynomials
November 19 Bob Lutz Michigan
The seminar will be at MSRI in the Edward D. Baker Board Room at 12:10pm
Electrical networks and hyperplane arrangements
November 5 Curtis Greene MSRI and Haverford College Inequalities for families of symmetric functions
October 29 Sami Assaf USC Nonsymmetric Macdonald polynomials and Demazure characters
October 22 Mariel Supina UC Berkeley The Hopf monoid of orbit polytopes and its character group
October 15 Michael Singer MSRI Walks, Groups and Difference Equations
October 8 Dan Romik UC Davis The Taylor coefficients of the Jacobi theta constant \theta_3
October 1 Thomas McConville MSRI Coherence of cellular strings of zonotopes
September 24 Foster Tom UC Berkeley Near-Equality of Ribbon Schur Functions
September 17 Christopher Eur UC Berkeley Divisors on matroids and their volumes
September 10 Volkmar Welker MSRI The determinant of the Varchenko Matrix for oriented matroids.
Older seminar webpages: Spring 2018 Fall 2017 Spring 2017 Fall 2016