# CIMS Bulletin

# Special Events

# Math Seminars

- Algebraic Geometry Seminar

- Analysis Seminar
- Applied Mathematics Seminar
- Applied Math Lab Seminar
- Atmosphere Ocean Science Colloquium
- Atmosphere Ocean Science Student Seminar
- Biomathematics / Computational Biology Colloquium

- Computational Neuroscience and Biology Seminars
- Geometric Analysis and Topology Seminar
- Geometry Seminar
- Grad Student & Postdoc Seminar
- Harmonic Analysis and Signal Processing Seminar
- Magneto-Fluid Dynamics Seminar
- Mathematical Finance Seminar
- Mathematics Colloquium
- Number Theory Seminar
- Numerical Analysis and Scientific Computing Seminar
- Probability and Mathematical Physics Seminar
- Dynamical Systems Seminar
- NYU Poly Mathematics Colloquium

# CS Seminars

- CS Colloquium
- Cryptography Seminar
- Formal Methods Seminar
- Machine Learning Seminar
- Numerical Analysis and Scientific Computing Seminar
- Theory Seminar

# Previous Bulletins

## Fall 2013

#### Thursday, September 05, 2013

Applied Mathematics Lab Seminar

12:30PM,
WWH 1314

Title: Diffusiophoresis of Colloids at Nano-scales

Nima Sharifi Mood, The Benjamin Levich Institute, City University of New York

#### Friday, September 06, 2013

Probability Seminar

10:00AM,
WWH 512

Title: The subelliptic heat kernel and small time asymptotics on sub Riemannian model spaces

Jing Wang, Purdue

Probability Seminar

11:00AM,
WWH 512

Title: Persistence Probabilities..

Amir Dembo, Stanford University

Applied Mathematics Seminar

2:30PM,
WWH 1302

Title: Stochastic stabilization of OEDs

Jonathan Mattingly, Duke University

#### Tuesday, September 10, 2013

Geometry Seminar

6:00PM,
WWH 1314

Title: Successive Minima Inequalities

Martin Henk, University of Magdeburg

#### Wednesday, September 11, 2013

Atmosphere Ocean Science Colloquium

3:30PM,
WWH 1302

Title: On the interpretation of inter-model spread in CMIP5 climate sensitivity estimates

Jessica Vial, Columbia

#### Thursday, September 12, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: Random weighted Sobolev inequalities

Laurent Thoman, Universite de Nantes

Applied Mathematics Lab Seminar

12:30PM,
WWH 1314

Title: In search of the 'Ultimate' state of Rayleigh-Benard convection

Jared Whitehead, Center for Nonlinear Studies, Los Alamos National Laboratory

#### Friday, September 13, 2013

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: A Nasty Cone with Nice Properties – New Issues in Copositive Optimization

Immanuel Bomze, University of Vienna

Probability Seminar

10:00AM,
WWH 512

Title: On some properties of mean field spin glasses

Antonio Auffinger, University of Chicago

Probability Seminar

11:00AM,
WWH 512

Title: Performance of the Metropolis algorithm on a disordered tree: the Einstein relation.

Ofer Zeituni, University of Minnesota

Applied Mathematics Seminar

2:30PM,
WWH 1302

Title: Calculating Beltrami fields from Maxwell fields: An integral equation method

Mike O'Neil, CIMS

#### Wednesday, September 18, 2013

Atmosphere Ocean Science Colloquium

3:30PM,
WWH 1302

Title: The tropopause and the thermocline: analogs or antonyms?

Geoff Vallis, University of Exeter

#### Thursday, September 19, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: Out-of-equilibrium dynamics for the nonlinear Schroedinger equation: From energy cascades to weak turbulence

Zaher Hani, CIMS

Applied Mathematics Lab Seminar

12:30PM,
WWH 1314

Title: Rapid dynamics at the initial moments of liquid droplet impact

John M. Kolinski, Harvard University

#### Friday, September 20, 2013

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: Algorithms Based on Analytic Function Values at Roots of Unity

Nick Trefethen, Oxford University and CIMS

Probability Seminar

11:00AM,
WWH 512

Title: Hole probability for entire functions represented by Gaussian Taylor series

Alon Nishri, Princeton University

Graduate Student And Postdoc Seminar

1:00PM,
WWH 1302

Title: A Model for the Collective Behavior of Interacting Socio-Economical Agents

Micaela Fedele, CIMS

Applied Mathematics Seminar

2:30PM,
WWH 1302

Title: Optimal design of a cavity for RCS reduction

Jun Lai, CIMS

#### Tuesday, September 24, 2013

Geometry Seminar

6:00PM,
WWH 1314

Title: Weyl Groups of Extended Affine Root Systems of Type $A_1$.

Mohammad Nikouei, Stevens Institute of Technology

#### Wednesday, September 25, 2013

Atmosphere Ocean Science Colloquium

3:30PM,
WWH 1302

Title: Freshwater fluxes from Greenland as a new regular of climate regime changes in the Arctic-North Atlantic system

Andrey Proshutinsky, Woods Hole

#### Thursday, September 26, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: On invariant measures for 2d Euler and some other models

Vladimir Sverak, University of Minnesota

#### Friday, September 27, 2013

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: Francis’s Algorithm

David Watkins, Washington State University

Geometric Analysis and Topology Seminar

11:00AM,
WWH 517

Title: Mean curvature flow of mean convex hypersurfaces

Robert Haslhofer, NYU

Courant Instructor Day

1:30PM,
WWH 1302

Title: Courant Instructor Day

,

1:30-1:45 Calvin Zhang

The Neural Mechanisms and Fluid Dynamics of Crustacean Swimming

1:45-2:00 Peter Nandori

Statistical properties of the Lorentz process and some related models

2:00-2:15 Dmitry Zakharov

Tautological relations on moduli

BREAK

2:30-2:45 Bakytzhan Kallemov

A multiscale approach for polymer-laden fluids

2:45-3:00 Sivaram Ambikasaran

Fast algorithms for dense numerical linear algebra

3:00-3:15 Carlos Borges

A multifrequency method for the solution of the inverse acoustic

scattering problem for star-shaped objects

The Neural Mechanisms and Fluid Dynamics of Crustacean Swimming

1:45-2:00 Peter Nandori

Statistical properties of the Lorentz process and some related models

2:00-2:15 Dmitry Zakharov

Tautological relations on moduli

BREAK

2:30-2:45 Bakytzhan Kallemov

A multiscale approach for polymer-laden fluids

2:45-3:00 Sivaram Ambikasaran

Fast algorithms for dense numerical linear algebra

3:00-3:15 Carlos Borges

A multifrequency method for the solution of the inverse acoustic

scattering problem for star-shaped objects

New York City Teaching Seminar Joint NYU/Columbia/CUNY

3:00PM,
WWH 512

Title: TBA

,

Dynamical Systems Seminar

4:00PM,
WWH 705

Title: Large deviation of stochastic differential equations (part II)

Yao Li, CIMS

#### Monday, September 30, 2013

Transcending Tradition: Jewish Mathematicians in German-Speaking Academic Culture

5:30PM,
WWH

Title: Transcending Tradition: Jewish Mathematicians in German-Speaking Academic Culture

,

Center for Jewish History, which is just off the east edge of Union Square at 15

West 16th St.

Featuring performance by Momenta Quartet

Speakers:

Morton Lowengrub, Provost and Senior VP, Yeshiva University

Peter D. Lax, Prof Emeritus,

Courant Institute

Moritz Epple, Prof Hist of Science,

Univ of Frankfurt/Main

(RSVP 212.868.4444)

West 16th St.

Featuring performance by Momenta Quartet

Speakers:

Morton Lowengrub, Provost and Senior VP, Yeshiva University

Peter D. Lax, Prof Emeritus,

Courant Institute

Moritz Epple, Prof Hist of Science,

Univ of Frankfurt/Main

(RSVP 212.868.4444)

#### Tuesday, October 01, 2013

Biomathematics / Computational Biology Colloquium

12:30PM,
WWH 1314

Title: Sparsity and Compressed Coding in Sensory Systems

Victor Barranca, CIMS and Abu Dhabi, NYU

Transcending Tradition: Jewish Mathematicians in German-Speaking Academic Culture

1:30PM,
WWH Please see below for location

Title: Turmoil and Transition: Tracing Emigre Mathematicians in the Twentieth Century

,

Deutsches Haus, 42 Washington Mews, NYU

(corner of University Place & Washington Mews)

1:30 pm Welcome (S. Cappell/NY)

2:00 pm Panel I (Chair, M. Epple/Frankfurt)

David E. Rowe (Mainz):

Transforming Tradition -- Richard Courant in Goettingen and New York

Volker Remmert (Wuppertal):

Forms of Remigration -- Emigre Jewish Mathematicians and Germany in the Immediate Postwar Period

3:30 pm Coffee Break

4:00 pm Panel II (Chair, Marjorie Senechal/Northampton)

Istvan Hargittai (Budapest):

Von Neumann's Wisdom -- From Hungary to Germany and from Germany to the U.S.

Remarks & Reminiscences: Eyewitness accounts from family of Richard Courant & Kurt Friedrichs

(corner of University Place & Washington Mews)

1:30 pm Welcome (S. Cappell/NY)

2:00 pm Panel I (Chair, M. Epple/Frankfurt)

David E. Rowe (Mainz):

Transforming Tradition -- Richard Courant in Goettingen and New York

Volker Remmert (Wuppertal):

Forms of Remigration -- Emigre Jewish Mathematicians and Germany in the Immediate Postwar Period

3:30 pm Coffee Break

4:00 pm Panel II (Chair, Marjorie Senechal/Northampton)

Istvan Hargittai (Budapest):

Von Neumann's Wisdom -- From Hungary to Germany and from Germany to the U.S.

Remarks & Reminiscences: Eyewitness accounts from family of Richard Courant & Kurt Friedrichs

Geometry Seminar

6:00PM,
WWH 1314

Title: Geometric TSP with Neighborhoods

Joe Mitchell, SUNY, Stony Brook

#### Wednesday, October 02, 2013

Atmosphere Ocean Science Colloquium

3:30PM,
WWH 1302

Title: Stratosphere-troposphere coupling in a new dry GCM setup

Martin Jucker, Princeton

#### Thursday, October 03, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: Splitting two monotone operators goes a long way

Patrick Louis Combettes, Laboratoire Jacques-Louis Lions, Université Paris 6

#### Friday, October 04, 2013

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: Continuous Analogues of Matrix Factorizations

Alex Townsend, University of Oxford

Geometric Analysis and Topology Seminar

11:00AM,
WWH 517

Title: Hodge theory for group cohomology and applications

David Fisher, Indiana University and NYU

Graduate Student And Postdoc Seminar

1:00PM,
WWH 1302

Title: Modeling neuronal network dynamics

Aaditya Rangan, CIMS

Applied Mathematics Seminar

2:30PM,
WWH 1302

Title: The Neural Mechanisms and Fluid Dynamics of Crustacean Swimming

Calvin Zhang, CIMS

Dynamical Systems Seminar

4:00PM,
WWH 705

Title: The Multiplicative Ergodic Theorem in Hilbert Space

Alex Blumenthal, CIMS

#### Saturday, October 05, 2013

Simons Foundation & Friends of Institut des Hautes Etudes Scientifiques

10:00AM,
WWH Please see below for location

Title: Celebrating the Mathematics of Pierre Deligne

,

REGISTER: http://deligneday.eventbrite.com

LOCATION: Gerald D. Fischbach Auditorium, 160 Fifth Avenue, 2nd Floor, NY, NY 10010*

*MORNING SESSION* FOR MATHEMATICIANS

10:00 AM INTRODUCTORY REMARKS

10:15 AM PIERRE DELIGNE’S SECRET GARDEN: LOOKING BACK AT SOME OF HIS LETTERS

Speaker: *Luc Illusie*, Universite Paris-Sud

11:00 AM HODGE SYMMETRIES

Speaker: *Alexander Goncharov*, Brown University

*AFTERNOON SESSION *FOR THE GENERAL PUBLIC

2:00 PM INTRODUCTORY REMARKS

2:10 PM ALGEBRAIC GEOMETRY & THE ONGOING UNIFICIATION OF MATHEMATICS

Speaker: *Ravi Vakil, *Stanford University

3:00 PM NUMBER THEORY & GEOMETRY AS BRIDGES BETWEEN PARALLEL WORLDS

Speaker: *Brian Conrad*, Stanford University

4:00 PM PERSONAL REMINISCENCES

Speakers: *Luc Illusie*, Universite Paris-Sud

*Dennis Sullivan*, SUNY Stony Brook

*Bernard Saint-Donat*, Harvard University

LOCATION: Gerald D. Fischbach Auditorium, 160 Fifth Avenue, 2nd Floor, NY, NY 10010*

*MORNING SESSION* FOR MATHEMATICIANS

10:00 AM INTRODUCTORY REMARKS

10:15 AM PIERRE DELIGNE’S SECRET GARDEN: LOOKING BACK AT SOME OF HIS LETTERS

Speaker: *Luc Illusie*, Universite Paris-Sud

11:00 AM HODGE SYMMETRIES

Speaker: *Alexander Goncharov*, Brown University

*AFTERNOON SESSION *FOR THE GENERAL PUBLIC

2:00 PM INTRODUCTORY REMARKS

2:10 PM ALGEBRAIC GEOMETRY & THE ONGOING UNIFICIATION OF MATHEMATICS

Speaker: *Ravi Vakil, *Stanford University

3:00 PM NUMBER THEORY & GEOMETRY AS BRIDGES BETWEEN PARALLEL WORLDS

Speaker: *Brian Conrad*, Stanford University

4:00 PM PERSONAL REMINISCENCES

Speakers: *Luc Illusie*, Universite Paris-Sud

*Dennis Sullivan*, SUNY Stony Brook

*Bernard Saint-Donat*, Harvard University

#### Tuesday, October 08, 2013

Biomathematics and Computational Biology Colloquium

12:30PM,
WWH 1314

Title: The unfolded protein response in mammalian cells under stress: a modeling approach

Rodica Curtu, University of Iowa

Magneto-Fluid Dynamics Seminar

1:30PM,
WWH 905

Title: 3D Equilibrium Reconstruction for Stellarators and Tokamaks

Samuel Lazerson, Princeton Plasma Physics Laboratory

Algebraic Geometry Seminar

3:30PM,
WWH 317

Title: Groebner techniques for ideals of ribbons

David Swinarski, Fordham University

Geometry Seminar

6:00PM,
WWH 1314

Title: Feasible sequences of vectors

Noga Alon, Tel Aviv University, Tel Aviv and IAS, Princeton

#### Wednesday, October 09, 2013

Probability Seminar

11:00AM,
WWH 517

Title: Couplings and attractiveness for interacting particle systems

Ellen Saada, Universite Paris Descartes

Atmosphere Ocean Science Colloquium

3:30PM,
WWH

Title: The role of oceans in setting climate sensitivity and radiative feedbacks

Brian Rose, SUNY

#### Thursday, October 10, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: On the motion of a small body immersed in a two dimensional incompressible perfect fluid

Christophe Lacave, Institut Mathematique de Jussieu

#### Friday, October 11, 2013

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: A Staggered Discontinuous Galerkin Method for the Stokes System and its Fast Solvers by Domain Decomposition Methods

Hyea Hyun Kim, Kyung Hee University, Korea

Probability Seminar

10:00AM,
WWH 512

Title: Phase Diagrams of Large Graphs.

Charles Radin, University of Texas, Austin

Applied Mathematics Seminar

11:00AM,
WWH 1314

Title: Thermally induced nonequilibrium fluctuations in fluids: gravity and finite-size effects

Jan Sengers, UMD

***Please note the change in time and location for this talk, it will be held in 1314 at 11am

Probability Seminar

11:00AM,
WWH 512

Title: Delocalization of eigenvectors of random matrices with independent entries.

Mark Rudelson, Universtiy of Michigan

Graduate Student and Postdoc Seminar

1:00PM,
WWH 1302

Title: The spectra of non-Hermitian random matrices

Ofer Zeitouni, CIMS Visitor

Dynamical Systems Seminar

4:00PM,
WWH 705

Title: Statistical properties of Lorentz processes in a tube

Peter Nandori, CIMS

#### Tuesday, October 15, 2013

Geometry Seminar

6:00PM,
WWH 1314

Title: Fractional covering numbers with an application to the Levi-Hadwiger problem

Boaz Slomka, Tel Aviv University

#### Wednesday, October 16, 2013

Atmosphere Ocean Science Colloquium

3:30PM,
WWH 1302

Title: TBD

Georgiy Stenchikov, KAUST

#### Thursday, October 17, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: Stability and existence of traveling wave solutions to the timelike extremal surface in Minkowski space

Jianli Liu, CIMS

Applied Mathematics Lab Seminar

12:30PM,
WWH 1314

Title: Causal and Structural Connectivity of Neuronal Networks

Douglas Zhou, Shanghai Jiao Tong University

#### Friday, October 18, 2013

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: Support Maximization with Linear Programming in the Cone of Nonnegative Measures

Didier Henrion, LAAS-CNRS University of Toulouse and Czech Technical University in Prague

****PLEASE NOTE THIS EVENT IS CANCELLED****

Geometric Analysis and Topology Seminar

11:00AM,
WWH 517

Title: Some open problems on measure concentration in abstract ergodic theory

Tim Ausin, CIMS

Computer Science Colloquium

11:30AM,
WWH 1302

Title: Spectrum Policy Activism and the Birth of Wi-Fi and Other Innovative Wireless Technologies

Michael Marcus,

Refreshments will be served at 11:15AM

Applied Mathematics Seminar

2:30PM,
WWH 1302

Title: The Truth about diffusion (in liquids)

Aleksandar Donev, CIMS

Dynamical Systems Seminar

4:00PM,
WWH 705

Title: Perturbations of geodesic flows by recurrent dynamics

Marian Gidea, Yeshiva University

#### Monday, October 21, 2013

Mathematics Colloquium

3:45PM,
WWH 1302

Title: Survey on the Farrell-Jones Conjecture

Wolfgang Luck, Hausdorff Institute for Mathematics

#### Tuesday, October 22, 2013

Biomathematics / Computational Biology Colloquium

12:30PM,
WWH 1314

Title: The Optimal Fibre Orientation in an Iliac Bifurcation Model

Xiaoyu Luo, University of Glasgow

Magneto-Fluid Dynamics Seminar

1:30PM,
WWH 905

Title: Stellarator Research at Columbia University

Francesco Volpe, APAM Columbia University

Geometry Seminar

6:00PM,
WWH 1314

Title: On Kinetic Delaunay Triangulations; A Near Quadratic Bound for Unit Speed Motions

Natan Rubin, Institut de Mathématiques de Jussieu/FU Berlin

#### Wednesday, October 23, 2013

Atmosphere Ocean Science Colloquium

3:30PM,
WWH 1302

Title: TBD

Xylar Asay-Davis, NYU/LANL

#### Thursday, October 24, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: Well-posedness of the Stokes-Coriolis system in the half-space over a rough surface

Anne-Laure Dalibard,

#### Friday, October 25, 2013

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: Nonsmooth Slope, Alternating Projections, and Trajectories of Deepest Descent

Adrian Lewis, School of ORIE, Cornell University

Geometric Analysis and Topology Seminar

11:00AM,
WWH 517

Title: The renormalized volume of of asymptotically hyperbolic metrics

Otis Chodosh, Stanford

Probability Seminar

11:00AM,
WWH 512

Title: Random matrix with locally-varying potential

Jinho Baik, University of Michigan

Computer Science Colloquium

11:30AM,
WWH 1302

Title: How Cryptosystems Are REALLY Broken

Adi Shamir, Weizmann Institute

**Refreshments will be served at 11:15AM

Applied Mathematics Seminar

2:30PM,
WWH 1302

Title: An asymptotic parallel-in-time method for highly oscillatory PDEs

Terry Haut, Los Alamos National Lab

DYNAMICAL SYSTEMS SEMINAR

4:00PM,
WWH 705

Title: Dispersing Billiards with Holes

Mark Demers, Fairfield University

#### Monday, October 28, 2013

Mathematics Colloquium

3:45PM,
WWH 1302

Title: Tales of Our Forefathers

Barry Simon, Math Dept., Caltech

#### Tuesday, October 29, 2013

Biomathematics / Computational Biology Colloquium

12:30PM,
WWH 1314

Title: Phase response properties of half-center oscillators (joint work with Tim Lewis)

Calvin Zhang, CIMS

Magneto Fluid Dynamics Seminar

1:30PM,
WWH 905

Title: Multi-region, relaxed MHD and the Stepped Pressure Equilibrium Code

Stuart Hudson, Princeton Plasma Physics Laboratory

Algebraic Geometry Seminar

3:30PM,
WWH 317

Title: Derived Reid's recipe for abelian subgroups of SL3(C)

Timothy Logvinenko, Cardiff University

Geometry Seminar

6:00PM,
WWH 1314

Title: Geometric Partitioning

Bill Steiger, Rutgers University

#### Thursday, October 31, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: Blow-up behavior for subconformal semilinear wave equations

Hatem Zaag,

Applied Mathematics Lab Seminar

12:30PM,
WWH 1314

Title: Two Tales of a Microbial City

Isaac Klapper, Temple University

#### Friday, November 01, 2013

Geometric Analysis and Topology Seminar

11:00AM,
WWH 517

Title: Kahler-Einstein metrics on Fano manifolds

Song Sun, Stonybrook

Probability Seminar

11:00AM,
WWH 512

Title: Competing Brownian Particle Systems

Ioannis Karatzas, Columbia University

Probability Seminar

11:00AM,
WWH 512

Title: Competing Brownian Particle Systems

Ioannis Karatzas, Columbia University

Computer Science Colloquium

11:30AM,
WWH 1302

Title: Beyond Two: Discovering Complex Relationships in Real-world Problems

Susan Epstein, Hunter College

Refreshments will be served at 11:15AM

Graduate Student And Postdoc Seminar

1:00PM,
WWH 1302

Title: The Contact Process

Shirshendu Chatterjee, CIMS

Applied Mathematics Seminar

2:30PM,
WWH 1302

Title: The Spectra of Vibrational Modes of Random Elastic Networks

Marija Vucelja, Rockefeller University

Dynamical Systems Seminar

4:00PM,
WWH 705

Title: Breaking of Ergodicity in Expanding Systems of Globally Coupled Piecewise Affine Circle Maps

Bastien Fernandez, Centre de Physique Théorique, CNRS Marseille

#### Monday, November 04, 2013

Mathematics Colloquium

3:45PM,
WWH 1302

Title: Random walks on groups and the Kaimanovich-Vershik 1983 conjecture for lamplighter groups" Yuval Peres, Microsoft Research

Yuval Peres, Microsoft Research

** Colloquium Tea at 3:15 - 3:45 P.M. in the Lounge (13th floor)

#### Tuesday, November 05, 2013

Biomathematics / Computational Biology Colloquium

12:30PM,
WWH 1314

Title: Organization of fluid flow in the vein networks of the slime mold Physarum polycephalum

Karen Alim, Harvard University

Geometry Seminar

6:00PM,
WWH 1314

Title: An Approximation Algorithm for Multi-Guarding Galleries

David Kirkpatrick, University of British Columbia

#### Wednesday, November 06, 2013

Atmosphere Ocean Science Colloquium

3:30PM,
WWH 1302

Title: Stochastic Superparameterization

Ian Grooms, NYU/Courant

#### Thursday, November 07, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: Ill-posedness / Well-posedness Results for a Class of Active Scalar Equations

Susan Friedlander,

Applied Mathematics Lab Seminar

12:30PM,
WWH 1314

Title: Transport phenomena in flows of granular materials

Ivan C. Christov, Los Alamos National Laboratory

Number Theory Seminar

5:30PM,
WWH 317

Title: On the Fundamental Group Scheme

Marco Garuti, Università degli studi di Padova

#### Friday, November 08, 2013

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: Nonsymmetric Preconditioning for Symmetric Linear Equations and Eigenvalue Problems

Andrew Knyazev, Mitsubishi Electric Research Laboratories

Probability Seminar

10:00AM,
WWH 512

Title: Intersection local times, loop soups and permanental Wick powers.

Michael Marcus, The City University of New York

Probability Seminar

11:00AM,
WWH 512

Title: The order-chaos phase transition for a general class of complex Boolean networks

Shirshendu Chatterjee, CIMS

Computer Science Colloquium

11:30AM,
WWH 1302

Title: TBA

Manuela Veloso, Carnegie Mellon University

**Refreshments will be served at 11:15AM

Graduate Student And Postdoc Seminar

1:00PM,
WWH 1302

Title: Some examples of boundary layers in fluid mechanics

Anne-Laure Dalibard, CIMS

Applied Mathematics Seminar

2:30PM,
WWH 1302

Title: Coarse-grained molecular dynamics for multiscale material modeling

Xiantao Li, PSU

Dynamical Systems Seminar

4:00PM,
WWH 705

Title: Nonequilibrium Steady-States for Particle Systems

Yao Li, CIMS

#### Monday, November 11, 2013

Mathematics Colloquium

3:45PM,
WWH 1302

Title: Cutting and pasting in algebraic geometry

Ravi Vakil, Stanford University

#### Tuesday, November 12, 2013

Biomathematics / Computational Biology Colloquium

12:30PM,
WWH 1314

Title: Stochastic energetics and adiabatic elimination for non-Gaussian processes: Insight from Marcus stochastic calculus

Bin Min,

Algebraic Geometry Seminar

3:30PM,
WWH 317

Title: The Chow ring of the moduli space of genus 6 curves

Ravi Vakil, Stanford University

Geometry Seminar

6:00PM,
WWH 1314

Title: A Size Sensitive Discrepancy Bound for Set Systems of Bounded Primal Shatter Dimension

Ester Ezra, CIMS

Atmosphere Ocean Science Colloquium

6:00PM,
Other 19 Washington Square North

Title: Mathematics of Clouds: Beyond the Engineering of Climate Models

Boualem Khouider, Victoria

#### Wednesday, November 13, 2013

Geometric Analysis and Topology Seminar

11:00AM,
WWH 512

Title: Null mean curvature flow and marginally outer trapped surfaces

Kristen Moore, Potsdam University and MSRI

Atmosphere Ocean Science Colloquium

3:45PM,
WWH 1302

Title: Wave Effects in the Tropical Tropopause Layer

Joan Alexander, NWRA

#### Thursday, November 14, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: A new proof of Landau damping in the nonlinear Vlasov equations

Jacob Bedrossian, CIMS

Applied Mathematics Lab Seminar

12:30PM,
WWH 1314

Title: Out of Equilibriumness of Light-Activated Colloidal Particles

Jeremie A. Palacci, Center for Soft Matter Research, New York University

Dynamical Systems Seminar

4:00PM,
WWH 705

Title: Fourier's Law of Heat Conduction from Microscopic Principles

Domokos Szász, Budapest University of Technology

#### Friday, November 15, 2013

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: Discontinuous Galerkin with Peace-wise Constant Fluxes for Diffusion Equations

Yuri Kuznetsov, University of Houston

Probability Seminar

10:00AM,
WWH 512

Title: TBA

Jonathan Mattingly, Duke University

Geometric Analysis and Topology Seminar

11:00AM,
WWH 517

Title: Asymptotic geometry of two-dimensional self-shrinkers

Lu Wang,

Probability Seminar

11:00AM,
WWH 512

Title: Diffusion and super-diffusion of energy in one dimensional systems of oscillators

Stefano Olla, Université Paris Dauphine

Graduate Student And Postdoc Seminar

1:00PM,
WWH 1302

Title: Disequilibrium, coarse-graining and information

Richard Kleeman, CIMS

Applied Mathematics Seminar

2:30PM,
WWH 1302

Title: The Markovian approximation in the Theory of Coarse-Graining

Pep Espanol, UNED, Madrid, Spain

New York City Teaching Seminar Joint NYU/Columbia/CUNY

3:00PM,
WWH 512

Title: TBA

,

#### Monday, November 18, 2013

Mathematics Colloquium

3:45PM,
WWH 1302

Title: Droplet Splashing

Michael Brenner, School of Engineering and Applied Sciences, Harvard University

#### Tuesday, November 19, 2013

Biomathematics / Computational Biology Colloquium

12:30PM,
WWH 1314

Title: The Influence of Spatial Variation in Chromatin Density on the Time to Find DNA Binding Sites

Samuel Isaacson, Boston University

Algebraeic Geomerty Seminar

3:30PM,
WWH 317

Title: Ramification theory in arithmetic geometry and existence of slices

Sophie Marques, CIMS

Geometry Seminar

6:00PM,
WWH 1314

Title: Exact Solutions and Bounds for General Art Gallery Problems and an FPTAS for a Variant.

Christiane Schmidt, Department of Applied Mathematics and Statistics, Stony Brook University

#### Wednesday, November 20, 2013

Atmosphere Ocean Science Colloquium

3:45PM,
WWH 1302

Title: A Refined Life at High Resolution: Subgrid Modelling in the Eddy-Rich Regime

Baylor Fox-Kemper, Brown

#### Thursday, November 21, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: A Two-Sided Estimate for the Gaussian Noise Stability Defici

Ronen Eldan,

Analysis Seminar

11:55AM,
WWH 1302

Title: The vortex filament equation for a regular polygon

Luis Vega,

NYU Poly Mathematics Colloquium

4:35PM,
Off-Campus Rogers Hall 304

Title: Matching on-the-fly: Sequential Allocation with Higher Power and Efficiency

Adam Kapelner, UPenn

#### Friday, November 22, 2013

New York Area Theory Day

9:30AM,
WWH 109

Title: Organized by: IBM/NYU/Columbia External Sponsorship by: Google

,

The Theory Day will be held at Courant Institute of Mathematical

Sciences, New York University, 251 Mercer Street, Auditorium 109,

New York.

=======

Program

=======

9:30--10:00: Coffee and bagels

10:00--10:55: Prof. Noga Alon (Tel Aviv University and IAS)

Radio Networks

10:55--11:05: Short break

11:05--12:00: Prof. Adi Shamir (Weizmann Institute of Science and NYU)

Dissection: A New Paradigm for Solving Bicomposite Search Problems

12:00--02:00: Lunch break

02:00--02:55: Prof. Adam Marcus (Crisply, LLC and Yale University)

Bipartite Ramanujan Graphs of all degrees

02:55--03:15: Coffee break

03:15--04:10: Prof. David Steurer (Cornell University)

Approximate Constraint Satisfaction Requires Large LP Relaxations

For directions, please see

http://www.cims.nyu.edu/direct.html and

http://cs.nyu.edu/csweb/Location/directions.html (building 46)

To subscribe to our mailing list, follow instructions at

http://www.cs.nyu.edu/mailman/listinfo/theory-ny

Organizers:

Yevgeniy Dodis: dodis@cs.nyu.edu

Tal Rabin: talr@us.ibm.com

Cliff Stein: cliff@ieor.columbia.edu

Sciences, New York University, 251 Mercer Street, Auditorium 109,

New York.

=======

Program

=======

9:30--10:00: Coffee and bagels

10:00--10:55: Prof. Noga Alon (Tel Aviv University and IAS)

Radio Networks

10:55--11:05: Short break

11:05--12:00: Prof. Adi Shamir (Weizmann Institute of Science and NYU)

Dissection: A New Paradigm for Solving Bicomposite Search Problems

12:00--02:00: Lunch break

02:00--02:55: Prof. Adam Marcus (Crisply, LLC and Yale University)

Bipartite Ramanujan Graphs of all degrees

02:55--03:15: Coffee break

03:15--04:10: Prof. David Steurer (Cornell University)

Approximate Constraint Satisfaction Requires Large LP Relaxations

For directions, please see

http://www.cims.nyu.edu/direct.html and

http://cs.nyu.edu/csweb/Location/directions.html (building 46)

To subscribe to our mailing list, follow instructions at

http://www.cs.nyu.edu/mailman/listinfo/theory-ny

Organizers:

Yevgeniy Dodis: dodis@cs.nyu.edu

Tal Rabin: talr@us.ibm.com

Cliff Stein: cliff@ieor.columbia.edu

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: Crouzeix's Conjecture

Anne Greenbaum, University of Washington

Geometric Analysis and Topology Seminar

12:30PM,
WWH 101

Title: On the connection between the spectral gap of convex bodies and the variance conjecture

Ronan Eldan, Microsoft Research

Graduate Student And Postdoc Seminar

1:00PM,
WWH 1302

Title: Nonlinear phase mixing in fluid mechanics and kinetic theory: "irreversible" stability in reversible systems

Jacob Bedrossian, CIMS

Applied Mathematics Seminar

2:30PM,
WWH 1302

Title: Spectral Analysis of Continuum Kinetic Velocity Diffusion Equations

Jon Wilkening, UC Berkeley

#### Tuesday, November 26, 2013

Biomathematics / Computational Biology Colloquium

12:30PM,
WWH 1314

Title: Encoding evidence of independence into Bayesian network structure learning

Rachel Hodos, CIMS

Magneto - Fluid Dynamics Seminar

1:30PM,
WWH 905

Title: An integral equation for Taylor states

Mike O'Neil, CIMS

Geometric Analysis and Topology Seminar

2:00PM,
WWH 202

Title: TBA

Costante Bellettini, Princeton

Geometry Seminar

6:00PM,
WWH 1314

Title: Metric Geometry and the Diameter of Polytopes

Bruno Benedetti, Institute of Computer Science, Freie Universität Berlin

#### Monday, December 02, 2013

Joint Mathematics - Biology Seminar

11:00AM,
WWH 1302

Title: Mathematical biology of the lamellipodial treadmill

Alex Mogilner, UC Davis

Mathematics Colloquium

3:45PM,
WWH 1302

Title: Hamiltonian Evolution Equations - Where They Come From, What They Are Good For

Juerg Froehlich, ETH Zurich (& IAS)

*** Colloquium Tea at 3:15 - 3:45 P.M. in the Lounge (13th floor)

NYU - Poly Mathematics Colloquium

4:35PM,
Off-Campus Rogers Hall 425

Title: Estimates of normal curvatures of space-like hypersurfaces in de Sitter space and convexity

Vladimir Oliker, Emory University

#### Tuesday, December 03, 2013

Biomathematics / Computational Biology Colloquium

12:30PM,
WWH 1314

Title: Connecting High-throughput Data to Build Better Models of the Immune System in Health and Disease

Brian Kidd, School of Medicine at Mount Sinai

#### Wednesday, December 04, 2013

Probability Seminar

11:00AM,
WWH 512

Title: Strong solutions of infinite-dimensional stochastic differential equations

Hirofumi Osada, Kyushu University

Atmosphere Ocean Science Colloquium

3:30PM,
WWH 1302

Title: The mesoscale dynamics of cirrus clouds in the tropical tropopause layer

Tra Dinh, Princeton

#### Thursday, December 05, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: Asymptotic behavior for the nonlinear Schrodinger equation with partially periodic data

Benoit Pausader, Princeton University

Applied Mathematics Lab Seminar

12:30PM,
WWH 1314

Title: Transport of particles, drops, and small organisms in density stratified fluids

Arezoo Ardekani, University of Notre Dame

NYU - Poly Mathematics Colloquium

4:35PM,
Off-Campus TBA

Title: Computational Art History: Three Emerging Projects

C.Richard Johnson,Jr, Cornell University

#### Friday, December 06, 2013

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: A Multifrequency Method for the Shape Reconstruction of 2D Scatterers

Carlos Borges, CIMS

Probability Seminar

10:00AM,
WWH 512

Title: Stochastic calculus via regularization in Banach spaces: path dependent calculus and stochastic evolution equations

Francesco Russo, ENSTA ParisTech

Probability Seminar

11:00AM,
WWH 517

Title: Dynamical rigidity of Ginibre interacting Brownian motions

Hirofumi Osada, Kyushu University

Applied Mathematics Seminar

2:30PM,
WWH 1302

Title: Sampling and noise

Alexandre Chorin, UC Berkeley

#### Monday, December 09, 2013

Special Applied Mathematics Seminar

11:00AM,
WWH 1302

Title: Modeling, simulation and inference for non-Newtonian fluids

Georg Stadler, University of Texas Austin

Mathematics Colloquium

3:45PM,
WWH 1302

Title: Waves in honeycomb structures

Charles Fefferman, Princeton University

**Colloquium Tea at 3:15 - 3:45 P.M. in the Lounge (13th floor).

#### Tuesday, December 10, 2013

Biomathmatics / Computational Biology Colloquium

12:30PM,
WWH 1314

Title: Making sense --- or not --- of deep DNA sequencing data

Daniel Fisher, Stanford University

Algebraic Geometry Seminar

3:30PM,
WWH 317

Title: The geometry of the Frey-Mazur conjecture

Benjamin Bakker, Courant Institute

#### Thursday, December 12, 2013

Analysis Seminar

11:00AM,
WWH 1302

Title: On the different rates of blow-up for the 1-corotational harmonic heat flow

Remi Schweyer,

Applied Mathematics Lab Seminar

12:30PM,
WWH 1314

Title: Settling and Rising in Stratified Fluids: fluid-structure interactions and multiphase flow

Shilpa Khatri, The University of North Carolina at Chapel Hill

#### Friday, December 13, 2013

Numerical Analysis And Scientific Computing Seminar

10:00AM,
WWH 1302

Title: Recent Progress on the Search of 3D Euler Singularities

Thomas Hou, California Institute of Technology

Graduate Student And Postdoc Seminar

1:00PM,
WWH 1302

Title: Riemann-Hilbert problems, orthogonal polynomials and computation

Tom Trogdon, CIMS

NYU Computer Science

5:00PM,
WWH 13th floor commons

Title: Fall 2013 Showcase

,

Come join the students of the Computer Science department at an event showcasing projects that have been completed in various computer science graduate and undergraduate courses this semester. This is a great opportunity to see the creativity and industry of NYU's CS department.

#### Monday, December 16, 2013

Mathematics Colloquium

3:45PM,
WWH 1302

Title: Introduction to incidence geometry

Larry Guth, MIT

**Colloquium Tea at 3:15 - 3:45 P.M. in the Lounge (13th floor).

#### Tuesday, December 17, 2013

Special Analysis Seminar

12:15PM,
WWH 1302

Title: Diffuse Decompositions of Polynomials

Daniel Kane, Stanford University

Geometry Seminar

6:00PM,
WWH 1314

Title: Divide and Conquer Roadmaps for Algebraic Sets

Marie-Francoise Roy, University of Rennes, France

#### Thursday, December 19, 2013

Applied Mathematics Lab Seminar

12:30PM,
WWH 1314

Title: The innate immune system: some theory, some experiments and some medical implications

Vered Rom-Kedar, Weizmann Institute