The Applied Mathematics Colloquium meets on selected Tuesday afternoons during the academic year, from 2:45-3:45 p.m. ET. Coordinators: Qiang Du and Kyle Mandli


All seminars will take place online, via Zoom, and a link will be distributed by email a few days before the event. You may also request the Zoom link for a seminar by sending an email to

Spring 2021

January 19, 2021 - C. T. Kelley, North Carolina State University
Anderson Acceleration: Convergence Theory and Numerical Experience
Host: Kyle Mandli

January 26, 2021 - George Karniadakis, Brown University
Approximating functions, functionals, and operators using deep neural networks for diverse applications
Host: Qiang Du

February 9, 2021 - Fabio Nobile, EPFL
Dynamical Low Rank approximation of random time dependent PDEs
Host: Amir Sagiv

February 16, 2021 - Franca Hoffmann, University of Bonn
Using Continuum Limits To Understand Data Clustering And Classification
Host: Amir Sagiv

February 23, 2021 - Benedetto Piccoli, Rutgers University-Camden
Energy-efficient traffic smoothing via AVs and mean-field models for traffic
Host: Qiang Du

March 9, 2021 - Christoph Schwab, ETH Zürich
Multilevel Approximation Of Gaussian Random Fields: Covariance And Precision Estimation And Compression
Host: Qiang Du

March 16, 2021 - Alexander Watson, University of Minnesota
Title TBD
Host: Michael Weinstein

March 23, 2021 - Alex Townsend, Cornell University
Title TBD
Host: Qiang Du

April 6, 2021 - Michael Brenner, Harvard University
Title TBD
Host: Qiang Du

April 13, 2021 - Habib Ammari, ETH Zurich
Title  TBD
Host: Amir Sagiv


Fall 2020

September 22, 2020 - Chun Liu, Illinois Institute of Technology
"Generalized law of mass action (LMA) with energetic variational approaches (EnVarA) and applications"
Host: Qiang Du

September 29, 2020 - Wen Shen, Penn State
"Nonlocal Models for Traffic Flow"
Host: Qiang Du

October 27, 2020 - Francis Giraldo, Naval Postgraduate School
"Recent Results with Element-based Galerkin Nonhydrostatic Atmospheric Models"
Host Kyle Mandli

November 10, 2020 - Braxton Osting, University of Utah
"Extremal Steklov Eigenvalues"
Host: Amir Sagiv

November 17, 2020 - Nathan Kutz, University of Washington
"Discovery of Dynamical Models from Data"
Host: Amir Sagiv

December 1, 2020 - Gal Mishne, University of California San Diego
"From local neighborhoods to global embeddings: unveiling structure in high-dimensional data"
Host: Amir Sagiv


9/17/19: Henry Lam, IEOR/Columbia University
"Enhancing efficiency and flexibility of stochastic gradient estimation"

9/17/19: John Schotland, University of Michigan
"Quantum Optics in Random Media"

9/26/19: Jonathan Weare, Courant Institute (Joint seminar)
"Fast randomized iterative numerical linear algebra for quantum chemistry and other applications"

9/27/19: Chandrajit Bajaj, University of Texas at Austin
"Learning the Koopman operator for dynamic data"

10/1/19: Yue Yu, Lehigh University
“A Multiscale/Multiphysics Coupling Framework for Bioprosthetic Heart Valves (BHVs) Damage”

10/11/19: Gadi Fibich, Tel Aviv University
"Diffusion of new products in social networks"

10/22/19: Charlie Epstein, University of Pennsylvania / Flatiron Institute
“The Geometry of the Phase Retrieval Problem”

10/29/19: Rustum Choksi, McGill University
"Optimal Quantization: Gersho's Conjecture in 3D and Navigating the Energy Landscape"

11/12/19: Bo Li, UCSD
"Variational Implicit-Solvent Predictions of the Ligand-Receptor (Un)Binding Kinetics"

11/19/19: Miranda Holmes-Cerfon, NYU
"Rolling versus sliding: the relative dynamics of DNA-coated colloids"

12/3/19: Ralph Smith, North Carolina State University
"Active Subspace Techniques to Construct Surrogate Models for Complex Simulation Codes"

12/4/19: Thomas Yizhao Hou, Caltech
"Recent Progress on Singularity Formation of 3D Euler Equations and Related Models"

2/18/20: Stefan Steinerberger, Yale University
"Polynomials with many roots - the mean field limit of differentiation"

2/24/20: Lorenzo Tamellini, CNR-IMATI Pavia
"Sparse-grids-based Uncertainty Quantification of geochemical compaction of sedimentary basins"

2/25/20: Alejandro Aceves, Southern Methodist University
"Light filament science: Old perspectives and new paradigms"

3/3/20: Chi-Wang Shu, Brown University
"Stability of time discretizations for semi-discrete high order schemes for time-dependent PDEs"

3/10/20: Barak Sober, Duke University
"The Manifold Moving Least-Squares (Manifold-MLS) Framework: estimating manifolds and reconstructing their atlas from discrete data sets"

3/24/20: Victor Preciado, University of Pennsylvania
"Optimal Resource Allocation to Control Epidemic Outbreaks in Networked Populations"


10/1/18: Nick Trefethen, University of Oxford / NYU
"Numerical computation with rational and harmonic functions"

10/2/18: Haizhao Yang National University of Singapore
"O(N log N) algorithms for matrix multiplications from highly oscillatory phenomena"

10/9/18: Xu Yang, University of California, Santa Barbara
"Frozen Gaussian approximation for 3-D elastic wave propagation and seismic tomography"

10/11/18: Weizhu Bao, National University of Singapore
"Multiscale methods and analysis for the Dirac equation in the nonrelativistic limit regime"

10/23/18: Nawaf Bou-Rabee, Rutgers University, Camden
"Sticky Diffusions & their Numerical Solution"

10/30/18: Pavel M. Lushnikov, University of New Mexico
"Nonlinear waves and singularities in nonlinear optics, plasmas, hydrodynamics and biology"

11/13/18: Anne Gelb, Dartmouth College
"High order imaging techniques for synthetic aperture radar"

11/27/18: Benjamin Peherstorfer, Courant Institute, NYU
"Model reduction for transport-dominated problems via adaptive basis updates"

12/4/18: Keaton Burns, Flatiron Institute "Flexible algorithms for solving PDEs with spectral methods"

2/12/19: Kyle Thicke, Duke University
"Electronic structure algorithms for computing edge states and accelerating DFT calculations"

2/19/19: Weiqi Chu, Penn State University
"First-Principal based model reduction method with applications in molecular dynamics"

2/21/19: Kevin DallaSanta, Courant Institute, NYU
"The circulation response to volcanic eruptions: investigating with a hierarchy of models"

2/26/19: Maurice Fabien, Rice University
"A discontinuous Galerkin method for flow and transport in porous media"

3/5/19: Liliana Borcea, University of Michigan
"Reduced order model approach for inverse scattering"

3/12/19: Richard Mikael Slevinsky, University of Manitoba
"FastTransforms and A Nonlocal Vector Calculus on the Sphere"

4/16/19: Max Gunzburger, Florida State University
"Quo vadis UQ?"


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