# Fall 2019 Colloquium

The colloquium meets Thursdays at 4:10 pm to 5:00 pm in 60 Evans Hall. We will have at least two talks every month. Lectures last 50 minutes and are followed by a short question period. The mathematical public is cordially invited to attend.

Olga Holtz, Colloquium Chair

### Fall 2019

 Date Speaker Title Sep 12 Mina Aganagic, UC Berkeley Quantum Geometric Representation Theory Sep 19 Dan Romik, UC Davis Orthogonal polynomial expansions for the Riemann xi function Sep 26 John Voight, Dartmouth College Identities for $1/\pi^2$ and special hypergeometric motives Oct 3 Anna Wienhard, Universität Heidelberg Non-commutative hyperbolic geometry Oct 10 Nalini Anantharaman, CNRS and Université de Strasbourg Quantum ergodicity and delocalization of Schrödinger eigenfunctions Oct 17 Hari Bercovici, Indiana University Bloomington Atoms of free convolutions and their relevance to random matrices Oct 24 Maxim Kontsevich, Institut des Hautes Études Scientifiques Quantum minimal surfaces Oct 31 Steve Zelditch, Northwestern University Recent advances on `hearing the shape of a drum' Nov 7 Sergei Gukov, California Institute of Technology Hidden Algebraic Structures in Topology Nov 14 Simion Filip, IAS and CMI Geometry and dynamics of K3 surfaces Nov 21 Kirsten Wickelgren, Duke University An arithmetic count of rational plane curves Nov 28 ------------ Thanksgiving Dec 5 Hari Manoharan, Stanford University Peeking into Lower and Higher Dimensions Using Designer Quantum Matter Dec 12 Yuri Matiyasevich, Russian Academy of Sciences Some numerical observations on Riemann's zeta function