## Floer homology and Dehn surgery

Sponsor(s):
Mathematics

Monday, September 03, 2018

3:15 pm - 4:15 pm

Faramarz Vafae (Duke Mathematics)

## An arithmetic count of the lines on a cubic surface

Sponsor(s):
Mathematics

Tuesday, September 04, 2018

12:00 pm - 1:00 pm

Kirsten Wickelgren (Georgia Tech)

## From Diophantine equations to p-adic analytic geometry

Sponsor(s):
Mathematics

Tuesday, September 04, 2018

3:15 pm - 4:15 pm

Joseph Rabinoff (Georgia Tech)

## Primal-Dual Pi Learning Using State and Action Features

Sponsor(s):
Mathematics

Wednesday, September 05, 2018

12:00 pm - 1:00 pm

Mengdi Wang (Princeton University)

## Inverse problems to system of diffusion equations with internal data

Sponsor(s):
Mathematics

Tuesday, September 11, 2018

3:15 pm - 4:15 pm

Kui Ren (Columbia University)

## On Universal Mixers

Sponsor(s):
Mathematics

Wednesday, September 12, 2018

12:00 pm - 1:00 pm

Andrej Zlatos (University of California-San Diego)

## A game theoretic approach to Numerical Approximation, Algorithm Design and Learning

**CANCELED**

Sponsor(s):
Mathematics

Thursday, September 13, 2018

3:15 pm - 4:15 pm

Houman Owhadi

## Dual Geometry of Laplacian Eigenfunctions and Anisotropic Graph Wavelets

Sponsor(s):
Mathematics

Wednesday, September 19, 2018

12:00 pm - 1:00 pm

Alexander Cloninger (UC San Diego)

## Summation formula for spherical varieties

Sponsor(s):
Mathematics

Wednesday, September 19, 2018

3:15 pm - 4:15 pm

Jayce Robert Getz (Duke)

## Stable coexistence of savannah and forest in a spatial model

Sponsor(s):
Mathematics

Thursday, September 20, 2018

3:15 pm - 4:15 pm

Carla Staver (Yale)

## The Rost nilpotence principle

Sponsor(s):
Mathematics

Friday, September 21, 2018

3:15 pm - 4:15 pm

Humberto Diaz (University of California Riverside)

## Topological models of emergent dynamics

Sponsor(s):
Mathematics

Wednesday, September 26, 2018

12:00 pm - 1:00 pm

Roman Shvydkoy (University of Illinois-Chicago)

## Mean-field diffusions in stochastic spatial death-birth models

Sponsor(s):
Mathematics

Thursday, September 27, 2018

3:15 pm - 4:15 pm

Yu-ting Chen (U of Tennessee, Knoxville)

## Random data Cauchy theory for some nonlinear dispersive equations

Sponsor(s):
Mathematics

Friday, September 28, 2018

12:00 pm - 1:00 pm

Dana Mendelson (University of Chicago)

## A Chebotarev density theorem for certain families of D_4-quartic fields

Sponsor(s):
Mathematics

Monday, October 01, 2018

12:00 pm - 1:00 pm

Chen An

## Quadratic closed G2-structures

Sponsor(s):
Mathematics

Monday, October 01, 2018

3:15 pm - 4:15 pm

Gavin Ball (Duke University)

## Spectral transitions for Schr\"odinger operators with decaying potentials and Laplacians on asymptotically flat (hyperbolic) manifolds

Sponsor(s):
Mathematics

Tuesday, October 02, 2018

12:00 pm - 1:00 pm

Wencai Liu (UC Irvine)

## The Seiberg-Witten equations and the length spectrum of hyperbolic three-manifolds

Sponsor(s):
Mathematics

Tuesday, October 02, 2018

3:15 pm - 4:15 pm

Michael Lipnowski (McGill University)

## Free discontinuity regularity and stability in optimal transport

Sponsor(s):
Mathematics

Wednesday, October 03, 2018

12:00 pm - 1:00 pm

Jun Kitagawa (Michigan State University)

## Pattern-avoiding permutations and Dyson Brownian motion

Sponsor(s):
Mathematics

Thursday, October 04, 2018

3:15 pm - 4:15 pm

Erik Slivken (Paris Diderot)

## The asymptotic geometry of the Hitchin moduli space

Sponsor(s):
Mathematics

Monday, October 08, 2018

3:15 pm - 4:15 pm

Laura Fredrickson (Stanford University, Mathematics)

## An Introduction to Randomized Algorithms for Matrix Computations

Sponsor(s):
Mathematics

Wednesday, October 10, 2018

12:00 pm - 1:00 pm

Ilse Ipsen (NC State University)

## Asymptotic Behavior of the Homology of Random Polyominoes

Sponsor(s):
Mathematics

Thursday, October 11, 2018

3:15 pm - 4:15 pm

Erika Berenice Roldan Roa (Ohio State)

## Representation Theory and Tokuyama's Formula

Sponsor(s):
Mathematics

Monday, October 15, 2018

12:00 pm - 1:00 pm

Spencer Leslie (Duke University)

## Yang-Mills Flow on Special Holonomy Manifolds

Sponsor(s):
Mathematics

Monday, October 15, 2018

3:15 pm - 4:15 pm

Alex Waldron (Michigan State University, Mathematics)

## Spin lattices of walking droplets

Sponsor(s):
Mathematics

Tuesday, October 16, 2018

3:00 pm - 4:00 pm

Pedro Saenz (MIT, Mathematics)

## Extreme Level Sets of Branching Brownian Motion

Sponsor(s):
Mathematics

Thursday, October 18, 2018

3:15 pm - 4:15 pm

Lisa Hartung (Courant Institute)

## 3-manifolds not obtained by surgery on a knot

Sponsor(s):
Mathematics

Monday, October 22, 2018

3:15 pm - 4:15 pm

Thomas Mark (University of Virginia, Mathematics)

## Geometry in Wasserstein Space: Geodesics, Gradients, and Curvature, from an Eulerian Point of View

Sponsor(s):
Mathematics

Wednesday, October 24, 2018

12:00 pm - 1:00 pm

Almut Burchard (U of Toronto)

## A variety that cannot be dominated by one that lifts

Sponsor(s):
Mathematics

Friday, October 26, 2018

3:15 pm - 4:15 pm

Remy van Dobben de Bruyn (Institute for Advanced Study)

## Optimal mixing and irregular transport by incompressible flows

Sponsor(s):
Mathematics

Monday, October 29, 2018

12:00 pm - 1:00 pm

Anna Mazzucato (Pennsylvania State University)

## Hyperbolic structures on wreath products

Sponsor(s):
Mathematics

Monday, October 29, 2018

3:15 pm - 4:15 pm

Sahana Balasubramanya (UNC Greensboro)

## Augmentations and sheaves for knot conormals

Sponsor(s):
Mathematics

Tuesday, October 30, 2018

3:15 pm - 4:15 pm

Honghao Gao (Institut Fourier)

## Topological Insulators and obstruction to localization

Sponsor(s):
Mathematics

Wednesday, October 31, 2018

12:00 pm - 1:00 pm

Guillaume Bal (University of Chicago)

## TBA

Sponsor(s):
Mathematics

Wednesday, October 31, 2018

3:15 pm - 4:15 pm

Jessica Fintzen (Michigan/Cambridge)

## TBA

Sponsor(s):
Mathematics

Thursday, November 01, 2018

12:00 pm - 1:00 pm

Bhargav Bhatt (University of Michigan)

## The Contact Process on random graphs and Galton-Waton trees

Sponsor(s):
Mathematics

Thursday, November 01, 2018

3:15 pm - 4:15 pm

Rick Durrett (Duke University)

## Locally Linear Embedding and Dirichlet Boundary

Sponsor(s):
Mathematics

Monday, November 05, 2018

12:00 pm - 1:00 pm

Nan Wu (Duke University)

## Using 2-torsion to obstruct topological isotopy

Sponsor(s):
Mathematics

Monday, November 05, 2018

3:15 pm - 4:15 pm

Hannah Schwartz (Bryn Mawr College, Mathematics)

## Taming the Devil of Gradient-based Optimization Methods with the Angel of Differential Equations

Sponsor(s):
Mathematics

Wednesday, November 07, 2018

12:00 pm - 1:00 pm

Weijie Su (University of Pennsylvania)

## Interval fragmentations with choice

Sponsor(s):
Mathematics

Thursday, November 08, 2018

3:15 pm - 4:15 pm

Pascal Maillard (CRM (Montréal) and Université Paris-Sud)

## Modular forms on exceptional groups

Sponsor(s):
Mathematics

Monday, November 12, 2018

12:00 pm - 1:00 pm

Aaron Pollack (Duke University)

## The Chern-Simons invariants for general compact Lie groups

Sponsor(s):
Mathematics

Monday, November 12, 2018

3:15 pm - 4:15 pm

David Duncan (James Madison University, Mathematics)

## TBA

Sponsor(s):
Mathematics

Tuesday, November 13, 2018

3:00 pm - 4:00 pm

Peter Morse (Syracuse University, Physics)

## Finite Difference Methods for Boundary Value Problems: Using Interface Problems

Sponsor(s):
Mathematics

Wednesday, November 14, 2018

12:00 pm - 1:00 pm

Tom Beale (Duke University)

## TBA

Sponsor(s):
Mathematics

Wednesday, November 14, 2018

3:15 pm - 4:15 pm

Spencer Leslie (Duke University)

## TBA

Sponsor(s):
Mathematics

Friday, November 16, 2018

3:15 pm - 4:15 pm

Julie Rana (Lawrence University)

## Knot Floer homology and the gl(1|1) link invariant

Sponsor(s):
Mathematics

Monday, November 19, 2018

3:15 pm - 4:15 pm

Ina Petkova (Dartmouth College, Mathematics)

## The Conway knot is not slice

Sponsor(s):
Mathematics

Monday, November 26, 2018

3:15 pm - 4:15 pm

Lisa Piccirillo (University of Texas, Austin, Mathematics)

## Standard conjectures for finite vector spaces

Sponsor(s):
Mathematics

Wednesday, November 28, 2018

3:15 pm - 4:15 pm

June Huh (IAS and Princeton)

## Random walks with local memory

Sponsor(s):
Mathematics

Thursday, November 29, 2018

3:15 pm - 4:15 pm

Swee Hong

## Monitoring the systemic immune response to cancer therapy

Sponsor(s):
Mathematics

Friday, November 30, 2018

12:00 pm - 1:00 pm

Rachel Howard (H. Lee Moffitt Cancer Center and Research Institute)

## Random graphs, Optimization, and Spin glasses

Monday, January 07, 2019

12:00 pm - 1:00 pm

Subhabrata Sen (MIT)

## When particle systems meet PDEs

Sponsor(s):
Mathematics

Thursday, January 10, 2019

3:15 am - 4:15 am

Li-Cheng Tsai (Columbia University)

## Torus actions, maximality, and non-negative curvature

Sponsor(s):
Mathematics

Friday, January 11, 2019

3:15 pm - 4:15 pm

Catherine Searle (Wichita State University)

## Simple statistical tasks can be hard on average.

Sponsor(s):
Mathematics

Monday, January 14, 2019

12:00 pm - 1:00 pm

Aukosh Jagannath (Harvard University)

## Algebraic Phylogenetics

Sponsor(s):
Mathematics

Monday, January 14, 2019

3:15 pm - 4:15 pm

Mateusz Micha¿ek (Max Planck Institute)

## Low rankness in forward and inverse kinetic theory

Sponsor(s):
Mathematics

Wednesday, January 16, 2019

12:00 pm - 1:00 pm

Qin Li (University of Wisconsin-Madison)

## Some algorithms and analysis for first order interacting particle systems

Sponsor(s):
Mathematics

Wednesday, January 16, 2019

1:30 pm - 2:30 pm

Lei Li (Shanghai Jiao Tong University)

## Parabolic Harnack inequalities on metric measure spaces

Sponsor(s):
Mathematics

Thursday, January 17, 2019

3:15 pm - 4:15 pm

Janna Lierl (University of Connecticut)

## The SQG equation

Sponsor(s):
Mathematics

Friday, January 18, 2019

12:00 pm - 1:00 pm

Javier Gomez Serrano (Princeton University)

## Mixing times and the cutoff phenomenon

Sponsor(s):
Mathematics

Monday, January 21, 2019

12:00 pm - 1:00 pm

Evita Nestoridi (Princeton University)

## Mixing times and the cutoff phenomenon

Sponsor(s):
Statistical Science, Fuqua School of Business, Information Initiative at Duke (iiD), and Mathematics

Monday, January 21, 2019

12:00 pm - 1:00 pm

Evita Nestoridi, Princeton University

## TBA

Sponsor(s):
Mathematics

Tuesday, January 22, 2019

3:15 pm - 4:15 pm

Gonçalo Oliveira (Universidade Federal Fluminense, GMA-Instítuto de Matemática)

## Special Bessel models with the local Maass relation and non-tempered automorphic forms on orthogonal groups

Sponsor(s):
Mathematics

Wednesday, February 06, 2019

3:15 pm - 4:15 pm

Hiro-aki Narita (Waseda University)

## Clouds, climate, and extreme precipitation events: Asymptotics and stochastic

Sponsor(s):
Mathematics

Thursday, February 07, 2019

3:15 pm - 4:15 pm

Department of Mathematics Seminar Sam Stechmann

## Got flu? Using small and big data to understand influenza transmission, surveillance and control

Sponsor(s):
Mathematics

Friday, February 08, 2019

12:00 pm - 1:00 pm

Shweta Bansal (Georgetown University, Department of Biology)

## Moment map and orbital integrals

Sponsor(s):
Mathematics

Friday, February 08, 2019

3:15 pm - 4:15 pm

Yiannis Sakellaridis (Rutgers University-Newark)

## Introduction to Trace Formula

Sponsor(s):
Mathematics

Monday, February 11, 2019

12:00 pm - 1:00 pm

Chung-Ru Lee

## Augmentations and immersed Lagrangian fillings

Sponsor(s):
Mathematics

Monday, February 11, 2019

3:15 pm - 4:15 pm

Dan Rutherford (Ball State University)

## Sampling Multi-modal Distributions using Simulated Tempering Langevin Monte Carlo

Sponsor(s):
Mathematics

Thursday, February 14, 2019

3:15 pm - 4:15 pm

Holden Lee (Princeton University)

## Topology and Geometry for Sensor Fusion and Vehicle-Tracking

Sponsor(s):
Mathematics

Monday, February 18, 2019

12:00 pm - 1:00 pm

Paul Bendich (Duke Mathematics)

## The Mean Curvature of (Co)Associative Submanifolds

Sponsor(s):
Mathematics

Monday, February 18, 2019

3:15 pm - 4:15 pm

Jesse Madnick (McMaster University, Mathematics)

## Fillability of contact surgeries and Lagrangian discs

Sponsor(s):
Mathematics

Monday, February 25, 2019

3:15 pm - 4:15 pm

Bulent Tosun (University of Alabama)

## Learning Two-Layer Neural Networks with Symmetric Inputs

Sponsor(s):
Mathematics

Wednesday, February 27, 2019

12:00 pm - 1:00 pm

Rong Ge (Duke University, Computer Science)

## Recent progress on the Gan-Gross-Prasad and Ichino-Ikeda conjectures for unitary groups

Sponsor(s):
Mathematics

Wednesday, February 27, 2019

3:15 pm - 4:15 pm

Raphael Beuzart-Plessis (Marseille and Columbia)

## Singularity formation in geometric flows

Sponsor(s):
Mathematics

Thursday, February 28, 2019

3:15 pm - 4:15 pm

Simon Brendle (Columbia University, Mathematics)

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