The University of Michigan Combinatorics Seminar
Fall 2009
Fridays 4:10-5:00, 3866 East Hall

date speaker affiliation title (click for an abstract)
September 18 Jeffrey Lagarias U. Michigan Ternary expansions of powers of 2
September 25 Frank Sottile Texas A&M Orbitopes
October 2 Ilia Itenberg Strasbourg Tropical Welschinger invariants
October 9 Benjamin Howard U. Michigan The relations among invariants of points on the projective line
October 16 no seminar Fall break
October 23 Sergey Fomin U. Michigan Enumeration of plane curves and labeled floor diagrams
October 30 Steven Pon UC Davis Affine Stanley symmetric functions
November 6 Sami Assaf MIT Affine dual equivalence and symmetric functions
November 13 Shmuel Friedland UIC Matchings, permanents and their random approximations
November 20 Alan Stapledon MSRI Kneser's theorem and inequalities in Ehrhart theory
November 27 no seminar Thanksgiving
December 4 Karola Meszaros MIT Branched polymers and hyperplane arrangements
December 11 Harm Derksen U. Michigan

Please see our general seminar information including past seminars and seminar photos.