Courant Institute of Mathematical Sciences,
New York University

Mathematics Colloquium

Mondays, 3:45pm in room 1302; tea at 3:15

The Mathematics Colloquium offers survey talks in mathematics and related fields. A colloquium talk offers a broad overview for a general mathematical audience rather than technical details for specialists.

The colloquium meets on Mondays at 3:45 p.m. in room 1302 of Warren Weaver Hall at 251 Mercer Street, New York.
Colloquium Tea Preceding Talks 3:15-3:45 pm in the lounge (13th floor).

Organizers: Scott Armstrong and Leif Ristroph

Fall 2016 Colloquia

Abstract:  "Energy Identity for Stationary Yang Mills"
Aaron Naber, Northwestern University
Monday, November 14 at 3:45 P.M.

Abstract"Prime number theorems for hyperbolic manifolds and rational maps" 
Hee Oh, Yale University
Monday, November 21 at 3:45 P.M.

Abstract"Nonlocality in Fluids"
Peter Constantin, Princeton University
Monday, December 5 at 3:45 P.M.

Abstract"Uniqueness of weak solutions to the Ricci flow and topological applications"
Richard Bamler, UC Berkeley
Monday, December 12 at 3:45 P.M.

Upcoming Spring 2017 Colloquia

Albert Cohen,
Université Pierre et Marie Curie, Paris
Monday, January 30 at 3:45 P.M.

Francesco Maggi, ICTP, Trieste
Monday, February 13 at 3:45 P.M.

Allan Sly, Princeton University
Monday, April 17 at 3:45 P.M.

Spring 2016 Colloquia

Abstract:  "A quantitative theory of stochastic homogenization"
Scott Armstrong, CNRS
Université Paris-Dauphine
Monday, February 1 at 3:45 P.M.

"Statistical Methods in Climatology"
Michael Stein, University of Chicago
Monday, February 29 at 3:45 P.M.

Abstract"On the (un)reasonable (in)effectiveness of mathematics in biology"
Stanislas Leibler, The Rockefeller University and Institute for Advanced Study
Monday, March 28 at 3:45 P.M.

Abstract "Planar Ising Model:  random fields and curves, discrete and continuous structures"

Clément Hongler, Ecole Polytechnique Fédérale de Lausanne
Monday, April 4 at 3:45 P.M.

Abstract"Geometric prime number theorems" (CANCELLED)
Hee Oh, Yale
Monday, April 18 at 3:45 P.M.

Abstract"Inverse Problems in Optical Imaging"
John Schotland, University of Michigan
Monday, May 2 at 3:45 P.M.

Fall 2015 Colloquia

Abstract:  "Who Will save fusion- Harry Potter, Arnold Schwarzenegger, Shaquille O'Neal, or Donald Trump?"
Jeffrey Freidberg, MIT
Monday, October 5 at 3:45 P.M.

Abstract"Graphs, vectors and integers"
Noga Alon, Tel Aviv University and Institute for Advanced Study
Monday, October 19 at 3:45 P.M.

Abstract"From discrete dislocation models to gradient plasticity"
Stefan Mueller, Institute for Applied Mathematics & Hausdorff Center for Mathematics, Bonn
Monday, October 26 at 3:45 P.M.

Abstract"Proximal Processing for Big Data"
Patrick Combettes, Université Pierre et Marie Curie - Paris 6
Monday, November 2 at 3:45 P.M.

Abstract"Coordinate Descent Algorithms" (Joint CS/Math Colloquium)
Stephen J. Wright, U. Wisconsin - Madison
Monday, December 7 at 3:45 P.M.

Spring 2015 Colloquia

Abstract"Some aspects of realization spaces of polytopes"
Karim Adiprasito, IHES and Hebrew U. of Jerusalem
Monday, January 26 at 3:45 P.M.

Abstract"Arithmetic Statistics in Function Fields"
Jon Keating, Bristol
Monday, February 2 at 3:45 P.M.

Abstract"Self-Replication, Exponential Growth, Selection and Competition in Artificial Systems"
Paul Chaikin, NYU

Monday, February 9 at 3:45 P.M.

Abstract"Fibrations in rational surfaces and their sections"
Brendan Hassett, Rice
Monday, February 23 at 3:45 P.M.

Abstract "The porous media equation:  Local and nonlocal"
Luis Caffarelli, UT Austin
Monday, March 2 at 3:45 P.M.

Abstract"Gliders, Bicycles, Toys and Walking Robots"
Andy Ruina, Cornell
Monday, March 9 at 3:45 P.M.

Abstract"Adventures in Urban Informatics"
Steve Koonin, NYU
Monday, March 23 at 3:45 P.M.

Abstract"Enabling small-scale hydraulics through bio-inspired design and active fluids"
Anette Hosoi, MIT
Monday, April 6 at 3:45 P.M.

Abstract"Linear methods for large data"
Dean Foster, University of Pennsylvania
Monday, April 20 at 3:45 P.M.

Abstract:  "Fast Direct Solvers for Elliptic PDEs"
Gunnar Martinsson, UC Boulder
Monday, May 4 at 3:45 P.M.

Abstract"Deep Gaussian Processes"
Neil Lawrence, University of Sheffield
Monday, May 11 at 3:45 P.M.

Fall 2014 Colloquia

Abstract"Discrete or Continuous?"
Nick Trefethen, NYU and University of Oxford

Monday, September 15 at 3:45 P.M.

Abstract"Ramanujan graphs and symmetric error correcting codes"
Alex Lubotzky, Hebrew University of Jerusalem
Monday, September 29 at 3:45 P.M.

Title: "The mysterious role of stability in solids with defects"
Gilles Francfort, Universite Paris 13 and Institut Universitaire de France
Monday, October 27 at 3:45 P.M.

Abstract"The Surface Subgroup Problem"
Vladimir Markovic, Caltech
Monday, November 3 at 3:45 P.M.

Abstract"The Dynamics of Calcium:  Oscillations and Waves, Experiments and Theory"
James Sneyd, University of Auckland
Monday, November 10 at 3:45 P.M.

Abstract"Infinite Dimensional Superalgebras"
Efim Zelmanov, University of California, San Diego
Special Math Colloquium, Wednesday, November 12 at 11:30 A.M. - 12:30 P.M.
(Tea at 11:00 A.M.)

Abstract:  "Search games and Optimal Kakeya Sets"
Yuval Peres,  Microsoft Research
Monday, November 17 at 3:45 P.M.

Abstract"The Riemann-Hilbert Method"
Alexander Its, IUPUI
Monday, November 24 at 3:45 P.M.

Abstract"Singular Eigenvalue Perturbation Theory"
Barry Simon, Caltech
Monday, December 1 at 3:45 P.M.

Abstract"A new potential-theoretic formulation for Maxwell's equations:  geometry and analysis"
Felipe Vico, Polytechnic University of Valencia
Monday, December 8 at 3:45 P.M.

Spring 2014 Colloquia

Abstract:  "On the Computational and Statistical Interface & 'Big Data"
Michael I. Jordan, University of California, Berkeley
Monday, February 24 at 5:10 P.M.
Cantor Film Center (36 E 8th Street), Room 101

Abstract"Random matrix and partial differential equation"
Horng-Tzer Yau, Harvard University
Monday, March 10 at 3:45 P.M.

Abstract"Taming diverging stochastic PDEs"
Martin Hairer, The University of Warwick
Monday, April 7 at 3:45 P.M.

Abstract"On the geometry of maximum entropy problems"
Michele Pavon, Università di Padova
Monday, April 14 at 3:45 P.M.

Abstract"Numerical Algebraic Intersection with Applications"
Charles Wampler, General Motors and University of Notre Dame
Monday, April 28 at 3:45 P.M.

Abstract"Lax pairs, Hankel operators and transition to high frequencies"
Patrick Gerard, Université Paris-Sud and Institut Universitaire de France
Monday, May 5 at 3:45 P.M.

Abstract"Best approximation by algebraic and semi-algebraic sets"
Shmuel Friedland, University of Illinois at Chicago
Monday, May 12 at 3:45 P.M.

Fall 2013 Colloquia

Abstract:  "Survey on the Farrell-Jones Conjecture"
Wolfgang Luck, Hausdorff Institute for Mathematics
Monday, October 21 at 3:45 P.M.

Abstract"Tales of Our Forefathers"
Barry Simon, Math Dept., Caltech
Monday, October 28 at 3:45 P.M.

Abstract "Random walks on groups and the Kaimanovich-Vershik 1983 conjecture for lamplighter groups"
Yuval Peres, Microsoft Research
Monday, November 4 at 3:45 P.M.

Abstract"Cutting and pasting in algebraic geometry"
Ravi Vakil, Stanford University
Monday, November 11 at 3:45 P.M.

Abstract:  "Droplet Splashing"
Michael Brenner, School of Engineering and Applied Sciences, Harvard University
Monday, November 18 at 3:45 P.M.

Abstract: "Hamiltonian Evolution Equations - Where They Come From, What They Are Good For"
Juerg Froehlich, ETH Zurich (& IAS)
Monday, December 2 at 3:45 P.M.

Abstract"Waves in honeycomb structures"
Charles Fefferman, Princeton University
Monday, December 9, at 3:45 P.M.

Abstract"Introduction to incidence geometry"
Larry Guth, MIT
Monday, December 16, at 4:00 P.M.

Spring 2013 Colloquia

  "Mathematics of Crime"
Andrea Bertozzi, UCLA
(Exceptionally) Tuesday, February 5 at 2:00 P.M.
(Tea preceding at 1:30 P.M.)

Abstract"The Camassa-Holm Equation --- A Survey"
Helge Holden, Norwegian University of Science and Technology, Norway
Monday, February 25 at 3:45 P.M.

Abstract:  "Nearly time-periodic water waves"
Jon Wilkening, UC Berkeley
Monday, March 4 at 3:45 P.M.

Abstract:  "Practical use of information concepts in molecular simulation"
Gabor Csanyi, University of Cambridge
Monday, March 11 at 3:45 P.M.

Abstract:  "Convex recovery from interferometric measurements"
Laurent Demanet, Department of Mathematics, MIT
Monday, March 25 at 3:45 P.M.

Abstract "Burgers equation with random forcing in noncompact setting"
Yuri Bakhtin, Georgia Institute of Technology
Monday, April 1 at 3:45 P.M.

"Random Matrices:  The universality phenomenon for non-hermitian random matrices"
Van Vu, Yale
Monday, April 8 at 3:45 P.M.

Abstract"Rationality problems:  a bird's eye view"
Christian Bohning, Universitat Hamburg
Monday, April 15 at 3:45 P.M.

Abstract"Geometric complexity and topological rigidity"
Guoliang Yu, Texas A&M
Monday, April 29 at 3:45 P.M.

Abstract:  "Entropy for sofic group actions"
Lewis Bowen, University of Texas
Monday, May 6 at 3:45 P.M.

Fall 2012 Colloquia

Abstract"Conformal metrics of prescribed Gauss curvature"
Michael Struwe, ETH Zurich
Monday, October 8 at 3:45 P.M.

Integrable Probability"
Ivan Corwin,
Clay Mathematics Institute/MIT, Microsoft Research New England
Monday, October 15 at 3:45 P.M.

Abstract"Schroedinger maps"
Daniel Tataru, University of California Berkeley
Monday, October 22 at 3:45 P.M.

Cancelled:  "TBA"
Dmitry Panchenko, Texas A&M University
Monday, November 5 at 3:45 P.M.

Abstract: "On Dettmann's 'Horizon' conjectures"
Domokos Szasz , Budapest University of Technology
Monday, November 12 at 3:45 P.M.

Abstract:  "The Surface Subgroup Theorem and the Ehrenpreis conjecture"
Jeremy Kahn, Brown University
Monday, November 26 at 3:45 P.M.

Abstract:  "Yang-Mills Fields in super-critical Dimensions"
Tristan Riviere, ETH Zurich
Monday, December 3 at 3:45 P.M.

Abstract"Gaussian Elimination As An Iterative Algorithm"
Lloyd N. Trefethen, Oxford University
Monday, December 10 at 3:45 P.M.

Spring 2012 Colloquia

Abstract:  "Nonequilibrium Thermodynamics for Mathematicians"
Hans Christian Ottinger, ETH Zurich, Department of Materials

Monday, February 6 at 3:45 P.M.

Abstract:  "Geometric Considerations in Harmonic Analysis"
Philip Gressman, UPenn, Mathematics
Monday, March 5 at 3:45 P.M.

Abstract"Spectral Theory of Laplacians on Manifolds, Graphs and Fractals"
Bob Strichartz, Cornell
Monday, March 19 at 3:45 P.M.

"The renormalization group flow"
Weinan E, PACM, Princeton University
Monday, April 2 at 3:45 P.M.

Abstract:  "A constraint-based formulation for freely moving immersed bodies in fluids "
Neelesh Patankar, Department of
Mechanical Engineering, Northwestern University
Monday, April 9 at 3:45 P.M.

Abstract"Arnold diffusion via invariant cylinders and Mather variational method"
Vadim Kaloshin, University of Maryland
April 16 at 3:45 P.M.

"Counting critical points of random functions of many variables"
Gerard Ben Arous, Courant Institute of Mathematical Sciences
Monday, April 23 at 3:45 P.M.

Abstract:  "Product Formulas for Measures and Applications to Analysis and Geometry"
Peter Jones, Yale
Monday, April 30 at 3:45 P.M.

Isadore M. Singer, MIT Mathematics, 2004 Abel Prize winner
Monday, May 7 at 3:45 P.M.  (Cancelled)

Fall 2011 Colloquia

"Doing Science in the Open"
Michael Nielsen
Monday, September 19, 2011 at 3:45 P.M.

Abstract:  "Strong and weak epsilon nets and their applications"
Noga Alon, Tel Aviv University and IAS, Princeton
Monday, October 24, 2011 at 3:45 P.M.

Abstract:  "Statistical Mechanics on Sparse Random Graphs:  Mathematics and Applications"
Amir Dembo, Department of Statistics and Department of Mathematics
Stanford University
Monday, November 7, 2011 at 3:45 P.M.

Abstract:  "Scale Bridging Simulations for Soft Matter:  Current status and Conceptual Problems"
Kurt Kremer, Max Planck Institute for Polymer Research, Mainz, Germany
Monday, November 14, 2011 at 3:45 P.M.

Abstract:  "The Kolmogorov-Obukhov Theory of Turbulence"
Bj?n Birnir, Center for Complex and Nonlinear Science and
Department of Mathematics

University of California, Santa Barbara
Monday, November 28, 2011 at 3:45 P.M.

Abstract:  "Vector Diffusion Maps and the Connection Laplacian"
Amit Singer, Princeton University
Monday, December 12, 2011 at 3:45 P.M.

Spring 2011 Colloquia

"New curvature flows"
Gang Tian, Princeton University
Monday, January 31, at 3:45 P.M.

"Blow-up global existence for dispersive critical problems"

Frank erle, Universite Cergy-Pontoise & IHES
Monday, February 7, at 3:45 P.M.

"Ill -posed problems"
Charles Epstein, University of Pennsylvania
Monday, February 28, at 3:45 P.M.

Abstract:  "Reformulation of the Covering and Quantizer Problems as Ground States of Interacting Particles"
Salvatore Torquato, Princeton University
Monday, March 7, at 3:45 P.M.

Abstract: "Commuting Hamiltonians and symplectic topology
Claude Viterbo
Monday, March 21 at 3:45 P.M.

"Sieving in Orbits"

Alex Kontorovitch, Stony Brook
Monday, March 28 at 3:45 P.M.

Abstract:  "Fermion Monte Carlo"
Malvin Kalos, Lawrence Livermore National Labs
Monday, April 11 at 3:45 P.M.

Abstract:  "The Turn of the Screw:  The History and Optimal Design of an Archimedes Screw"
Chris Rorres, University of Pennsylvania
Monday, April 18 at 3:45 P.M.

The Fritz John Lecture Series: (April 25 and May 2, 2011)
Hans Lindblad
Monday, April 25 at 3:45 P.M.
(Cancelled - rescheduled to October 17)

Abstract:  "Fritz John's ellipsoid and the geometry of high dimensional convex bodies"
Gilles Pisier, Texas A&M University
Monday, May 2 at 3:45 P.M.

Fall 2010 Colloquia

Abstract:  "Symmetries of Aspherical Manifolds"
Professor Shmuel Weinberger, University of Chicago
Monday, September 13, at 3:45 P.M.

Abstract"A two-scale framework to variable selection with NP-dimensionality"
Professor Jianqing Fan, Princeton University
Monday, September 20, at 3:45 P.M.

Abstract:  "Bayesian Modeling in Multivariate Time Series:  Structure, Sparsity & Computation"
Mike West
The Arts & Sciences Professor of Statistical Science, Duke University
Monday, October 18, at 3:45 P.M.

Abstract:   "Implicit Particle Filters for Data Assimilation"
Professor Alexandre Chorin, UC Berkeley
Monday, November 8, at 3:45 P.M.

The Fritz John Lecture Series: (November 22 and 29)

"The formation of shocks in three space dimensions"
Demetrios Christodoulou, ETH Zurich
Monday, November 22, at 3:45 P.M.

"Brief history of the vector-field method and the role played
by F. John
Sergiu Klainerman, Princeton
Monday, November 29, at 3:15 P.M. (reception to follow)

Abstract:  "Modularity of Galois representations"
Chandrashekhar Khare, UCLA
Monday, December 6, at 3:45 P.M.

Abstract:  "Long Arithmetic progressions in sumsets"
Endre Szemeredi, Hungarian Academy of Sciences
Monday, December 13, at 3:45 P.M.

Spring 2010 Colloquia

"Exchangeability and continuum limits of discrete random structures"
Professor David Aldous, U.C. Berkeley
Monday, February 8, at 3:45 P.M.
Abstract:  "Certified Reduced BasisMethods for Harmonic Wave Problems"
Professor Jan Hesthaven, Brown
Monday, March 1, at 3:45 P.M.

"Beyond the Elliptic Genus" [joint work with Orlando Alvarez]
I. M. Singer, MIT
Monday, April 19, at 3:45 P.M. (cancelled)

Title:  "Problems in Mixing"
Katepalli Screenivasan, Sr. Vice Provost and Professor of Physics and Mathematics, NYU
Monday, April 26, at 4:30 P.M.

Abstract"Natural Boundaries and spectral theory"
Professor Barry Simon, Caltech
Monday, May 3, at 3:45 P.M.

Fall 2009 Colloquia

Abstract:  "Towards a calculus for non-linear spectral gaps"
Professor Assaf Naor, Courant Institute of Mathematical Sciences, NYU
Monday, October 5, at 3:45 P.M.

Abstract:  "Quantum Unique Ergodicity and Number Theory"
Professor Kannan Soundararajan, Stanford
Monday, October 12, at 3:45 P.M.

Abstract: "Fair Allocations to Random Points"
Professor Ron Peled, Courant Institute of Mathematical Sciences, NYU
Monday, November 2, 2009, at 3:45 P.M.

Abstract:  "Structure of null sets, differentiability of Lipschitz functions, and other problems
in geometric measure theory"
Professor Marianna Csornyei, University College London
Monday, November 9, at 3:45 P.M.

Abstract: "Aerodynamic Separation and Invariant Manifolds:  Recent Progress on a
Century-old Problem"
Professor George Haller, McGill
Monday, November 16, at 3:45 P.M.

Abstract:  "Universality of Random Matrices and Dyson Brownian Motion"
Professor Horng-Tzer Yau, Harvard

Monday, December 7, at 3:45 P.M.

Spring  2009 Colloquia

"An estimate on weak solutions of the Navier-Stokes equations and some of its consequences"
Walter Craig, McMaster University
Monday, February 2, at 3:45 P.M.

Abstract:  "Quantitative behavior of Lipschitz maps from the Heisenberg group to L^1"
Professor Jeff Cheeger, New York University, Courant Institute of Mathematical Sciences
Monday, February 9, at 3:45 P.M.

 Abstract:  "From Diaconis-Fulton addition to a free boundary problem"
Yuval Peres, Microsoft Research
Monday, March 2, at 3:45 P.M.

Abstract : "Complex Interpolation between Spaces of Bounded Operators"
Professor Gilles Pisier, Universite Paris VI and Texas A&M University
Monday, March 30, at 3:45 P.M.

Abstract:   "The second law of probability:  entropy growth in the central limit theorem."
Professor Keith Ball, University College London
Monday, April 13, at 3:45 P.M.

"Inapproximability of NP-complete problems, Discrete Fourier Analysis, and Geometry"
Professor Subhash Khot, New York University, Courant Institute of Mathematical Sciences
Monday, April 27, at 3:45 P.m.

Fall 2008 Colloquia

"An Application of Logic to p-adic Analysis"
David Kazhdan, Hebrew University
Special Mathematics Colloquium
Friday, September 5, at 4:00 P.M., tea at 3:30 P.M.
Location:  Room 109

"Black holes and linear waves"
Igor Rodnianski, Princeton University
Monday, November 3, 3:45 P.M.

Abstract:  "Probabilistic phenomena in the space of contingency tables"
Alexander Barvinok
, University of Michigan at Ann Arbor

Monday, November 17,  at 3:45 P.M.

 Abstract:  "The Sato-Tate Conjecture" 
Richard Taylor, Harvard University
Monday, November 24, at 3:45 P.M.

"Expander graphs:  a playground for combinatorics, algebra and computer science"
Avi Wigderson, The Institute of Advanced Study
Monday, Dec. 1, at 3:45 P.M.

Spring 2008 Colloquia

"Parabolic PDE's and deterministic games"
Professor Robert V. Kohn, Courant Institute, NYU
Monday January 28, at 3:45 P.M.

"Automorphic forms and scattering theory"
Werner Muller, Universitat Bonn/IAS
Monday, February 11, at 3:45 P.M.

"Fully Nonlinear Equations with Integral Diffusions"
Luis Caffarelli, University of Texas, Austin
Monday, March 3, at 3:45 P.M.

  "Dirichlet Duality and the Non-linear Dirichlet Problem''
Blaine Lawson, SUNY, Stony Brook
Monday, March 10, 3:45 P.M.

Film screening about Wolfgang Doeblin
Monday, April 14, at 3:45 P.M. in room 109

  "Geometric mechanics: atomic to tectonic"
L. Mahadevan, Harvard University
Monday, May 5, at 3:45 P.M.

Fall 2007 Colloquia

 "On the concept and properties of mass in general relativity"
Professor S-T Yau,  Harvard University
Monday,  October 22, at 3:45 P.M.

"Single and multi-transition solutions for a class of PDE's"

Paul Rabinowitz, University of Wisconsin
Monday, October 29, at 3:45 P.M.

"Learning and Convergence of Beliefs in Social Networks"
Joint Economics-Mathematics Colloquium
Professor Matthew Jackson, Stanford University
Monday, November 12, at 3:45 P.M.

"The circular Law"
Professor Van Vu, Rutgers University
Monday, November 26, 2007 at 3:45 P.M.

"Soap Bubble Evolution and Grain Growth in all Dimensions:  beyond von Neumann-Mullins"
Professor David Srolovitz, Yeshiva University
Monday, December 3, 2007 at 3:45 P.M.

Spring 2007 Colloquia

"Random motions in random media"
Alain-Sol Sznitman, ETH Zurich
Monday, March 5 at 3:45 P.M.

Courant lectures
Jean-Michel Bismut, Orsay.
Monday, March 26 at 3:30 P.M. in 109

"Two-dimensional polymers (self-avoiding walks) and their
  continuum limit"

Greg Lawler, University of Chicago.
Monday, April 23 at 3:45 P.M.