DYNAMICS SEMINARS & GROUP TALKS at COURANT
[ HOME ]  [ SEMINARS ] [ RESEARCH  (updated) ] [ SELECTED PUBLICATIONS ] [ PEOPLE  ]
 Spring 2020 
I am on leave as a Distinguished Visiting Professor at IAS in the
School of Mathematics and Center for Systems Biology.
 Fall 2019 
Thursday, November 7, 2019 3:45-5:00pm,  WWW Room 705
Stefano Marmi  (Scuola Normale Superiore) 
Coupling the Yoccoz–Birkeland population model with price dynamics:
chaotic livestock commodities market cycles
[ Abstract  ]
Friday, November 1, 2019 4:00-5:30pm,  WWW Room 705
Logan Chariker  (Institute for Advanced Study) 
Mechanisms for gamma rhythm production in the brain
[ Abstract  ]
Thursday, October 31, 2019 3:45-5:00pm,  WWW Room 705
Bastien Fernandez  (Université Paris Diderot) 
Insights into loss of ergodicity by symmetry breaking in expanding systems of coupled maps
[ Abstract  ]
Friday, October 25, 2019 4:00-5:30pm,  WWW Room 705
Yuri Bakhtin  (Courant) 
Diffusion exit problems near unstable equilibria, part II
[ Abstract  ]
Friday, September 27, 2019 4:00-5:30pm,  WWW Room 705
Christian Bick  (U of Exeter) 
Intermittent interactions: Dynamics of oscillator networks with dead zones.
[ Abstract  ]
Friday, September 20, 2019 4:00-5:30pm,  WWW Room 705
Yuri Bakhtin  (Courant) 
Diffusion exit problems near unstable equilibria.
[ Abstract  ]
Friday, September 6, 2019 4:00-5:30pm,  WWW Room 705
Gary Froyland  (U New South Wales) 
Statistical limit laws:  stability, rigorous computation, and quenched existence.
[ Abstract  ]
 Spring 2019 
Thursday, March 21, 2019 4:00-5:30pm,  WWW Room 705
Benjamin Ambrosio  (Université du Havre, France) 
Asymptotic Behavior, Bifurcation and Waves in Reaction-Diffusion Systems and Neuroscience Context (Part II)
[ Abstract  ]
Thursday, March 14, 2019 4:00-5:30pm,  WWW Room 705
Benjamin Ambrosio  (Université du Havre, France) 
Asymptotic Behavior, Bifurcation and Waves in Reaction-Diffusion Systems and Neuroscience Context (Part I) 
[ Abstract  ]
Thursday, January 31, 2019 4:00pm,  WWW Room 705
Sonica Saraf 
Spiking activity correlations between local populations of neurons 
[ Abstract  ]
 Fall 2018 
Thursday, November 29, 2018 4:00-6:00pm,  WWW Room 705
Yaoyu Zhang  (NYUAD Postdoc) 
An Introduction to the Mathematics of Machine Learning 
[ Abstract  ]
Thursday, November 8, 2018 3:30pm,  WWW Room 705
Special Joint Dynamical Systems and Analysis Seminar 
Giovanni Gallavotti  (Rome 1 and visiting Courant Institute )
Reversibility, Irreversibility, Friction and Nonequilibrium Ensembles in N-S Equations 
[ Abstract  ]
Friday, November 2, 4:00-6:00pm,  WWW Room 705
Tianqi Wu  (Courant)
Frequency synchronization conditions for coupled oscillators on
lattices 
[ Abstract  ]
 Spring 2018 
Wednesday, May 23, 4:00-5:30pm,  WWW Room 705
Benjamin Ambrosio  (Universite du Havre, France)
Hopf Bifurcation in a non-homogeneous FitzHugh-Nagumo Reaction-Diffusion
         system; rigorous proof for the  stable regime
[ Abstract  ]
Wednesday, April 25, 4:00-5:30 pm, WWW Room 705
Pedro D. Maia (Weill Cornell Medicine)
Mathematical modeling of axonal injuries and damaged neural networks
[ Abstract  ]
Wednesday, April 18, 4:00-5:30 pm, WWW Room 705
Tobias Hurth (Ecole Polytechnique Fédérale de Lausanne)
Stochastic persistence and exponential ergodicity for piecewise
         deterministic Markov processes
[ Abstract  ]
Wednesday, April 11, 4:00-5:30pm,  WWW Room 705
Benjamin Ambrosio  (Universite du Havre, France)
Pattern Formation in a two dimensional reaction-diffusion system
  of FitzHugh-Nagumo oscillatory type 
[ Abstract  ]
Friday March 30, 2018, 4:00-5:30 pm,  WWW Room 705
Dimitrios Giannakis (Courant Institute)
Delay-coordinate maps and the spectra of Koopman operators
[ Abstract  ]
Thursday March 29, 2018, 4:00-5:30 pm, WWW Room 705 
Suddhasattwa Das (Courant Institute)
Dynamical systems, ergodic theory and observation spaces
[ Abstract  ]
Wednesday March 28, 2018, 4:30-6:30 pm,  WWW Room 705
Logan Chariker and Maddy Joglekar (Courant Institute and CNS) 
Neuro Group Meeting - on-going research presented
Wednesday, February 28, 4:00-5:30pm,  WWW Room 705
Logan Chariker  (Courant Institute and CNS)
Dynamics of sparsely-connected networks of excitatory and inhibitory spiking neurons
[ Abstract  ]
 Fall 2017 
Thursday, November 16, 3:30pm,  WWW Room 705
Jean-Pierre Eckmann  (U of Geneva)
Metastable states for weakly damped hamiltonian systems 
[ Abstract  ]
Friday, November 10, 4-5:15pm,  WWW Room 705
Matteo Tanzi  (U of Victoria, Canada)
Heterogeneously coupled maps - part 2 
[ Abstract  ]
Thursday, November 9, 3:45-5:15pm,  WWW Room 705
Matteo Tanzi  (U of Victoria, Canada)
Heterogeneously coupled maps 
[ Abstract  ]
Thursday, October 19, 3:45-5pm,  WWW Room 705
Tianqi Wu   (Courant)
Rotation theory for higher dimensional torus mappings
[ Abstract  ]
Thursday October 12, 3:45-5pm, WWW Room 705
Benjamin Ambrosio (Université du Havre)
Propagation of bursting oscillations in  coupled Hodgkin-Huxley  non-homogeneous Reaction-Diffusion systems 
[ Abstract  ]
Thursday, October 5, 3:345-5pm, WWH Room 705
Logan Chariker (Courant and Center for Neuroscience)
An introduction to the Wilson-Cowan model 
[ Abstract  ]
Friday, September 14, 3:45-5pm, WWH Room 705
 Maximilian Engel 
 (Imperial College, London)
Quasi-stationary dynamics and bifurcations of random dynamical systems 
[ Abstract  ]
 Spring 2017 
Friday, March 2, 4-5:30pm, WWH Room 705
Alex Blumenthal
(University of Maryland)
Statistical properties of standard maps with increasing coefficient
[ Abstract  ]
Thursday, February 23, 4-6 pm, WWH Room 705
Tianqi Wu 
(Courant, PhD Student)
Extended systems with deterministic local dynamics and random jumps
(following Kobre and Young)
[ Abstract  ]
Friday, February 10, 4 - 5pm, WWH Room 705
Luc Rey-Bellet
(University of Massachusetts)
Thermodynamic formalism and Uncertainty Quantification
[ Abstract  ]
Thursday, February 9, 4 - 5pm, WWH Room 705
Jean-Pierre Eckmann
(University of Geneva)
Large Deviation Theory for Markov Jump Models of Chemical Reaction Networks
[ Abstract  ]
 Fall 2016 
Thursday, November 17, 4 - 5:30 pm, WWH Room 705
Bastien Fernandez
(Université Paris Diderot)
Asymptotic stability in the Kuramoto model
[ Abstract  ]
Thursday, October 13, 4 - 4:50 pm, WWH Room 705
Christoph Kawan (Universität Passau, Germany)
State estimation under communication constraints
[ Abstract  ]
 
Thursday, October 13, 5 - 5:50 pm, WWH Room 705
Guillaume Lajoie  (University of Washington)
Rewiring the brain: correlation-based model of artificial synaptic 
plasticity by a brain-computer interface
[ Abstract  ]
Thursday, September 22, 4 - 5 pm, WWH Room 705
Yun Yang (CUNY Graduate Center)
Exponential Growth of Periodic Orbits and Entropy
[ Abstract  ]
Friday, September 16, 4:30 - 5:30 pm, WWH Room 705
Julian Newman (Imperial College, London)
Topological conjugacy of iterated random orientation-preserving
homeomorphisms of the circle
[ Abstract  ]
Thursday, September 15, 4:00 - 4:45 pm, WWH Room 705
Peter Veerman (Portland State University)
Synchronization of Large Linear Oscillator Arrays
[ Abstract  ]
Thursday, September 15, 5:00 - 5:45 pm, WWH Room 705
Peter Veerman (Portland State University)
Rank Driven Dynamics
[ Abstract  ]
 Summer 2016 
Thursday, June 16, 4:00 - 6:00 pm, WWH Room 705
Benjamin Ambrosio (Université du Havre)
Hopf bifurcation in a space dependent reaction-diffusion system of
FitzHugh-Nagumo type
[ Abstract  ]
This will be a 2-hour talk.
 Spring 2016 
Thursday, February 11, 4:00 - 6:00 pm, WWH Room 705
Mark Demers  (Fairfield University)
Exponential Mixing for Hyperbolic Contact Flow, II
[ Abstract  ]
Thursday, February 4, 4:00 - 6:00 pm, WWH Room 705
Mark Demers  (Fairfield University)
Exponential Mixing for Hyperbolic Contact Flows, I
[ Abstract  ]
 Fall 2015 
Wednesday, December 9, 4:30 - 5:30 pm, WWH Room 705
Jonathan Rubin  
(University of Pittsburgh)
Inspiration from respiration: new results in multiple-time-scale
dynamics arising in the study of
 respiratory neuron models
 [ Abstract  ]
Thursday, November 12, 4:00 - 5:00 pm, WWH Room 705
Bastien Fernandez  
(Université Paris Diderot)
Landau damping in the Kuramoto model
[ Abstract  ]
Thursday, November 6, 3:30 - 5:00 pm, WWH Room 705
Vadim Kaloshin  (University of Maryland)
Birkhoff Conjecture for convex planar billiards and spectral rigidity
[ Abstract  ]
Thursday, November 5, 11:00 - 12:00 pm, WWH Room 705
Vadim Kaloshin  (University of Maryland)
Joint with Analysis seminar
Stochastic Arnold diffusion of deterministic systems
[ Abstract  ]
Thursday, October 8, 4:00 - 5:00 pm, WWH Room 705
Thomas Spencer  (Institute for Advanced Study)
Lyapunov exponents for SL(2,R) cocycles
[ Abstract  ]
 Spring 2015 
Thursday, May 7, 4:00 - 5:00 pm, WWH Room 705
Xin Tong (Courant Institute)
Geometric ergodicity for diffusions with random regime switching
[ Abstract  ]
Thursday, April 30, 4:00 - 5:00 pm, WWH Room 705
Alex Blumenthal (Courant Institute)
Entropy, volume growth and SRB measures for Banach space mappings
[ Abstract  ]
Thursday, April 23, 4:00 - 5:00 pm, WWH Room 705
Stan Mintchev (Cooper Union)
Existence and stability of traveling waves in a non-monotone
feedforward chain of simple phase oscillators
[ Abstract  ]
Thursday, April 16, 4:00 - 5:00 pm, WWH Room 705
Mike Lipkin  
The Curious Case of Non-Equilibrium Finance
[ Abstract  ]
Thursday, April 9, 5:00 - 6:00 pm, WWH Room 705
Laurent Stolovitch   (University of Nice Sophia Antipolis) 
Introduction to normal form theory of analytic vector fields near a fixed 
point and to rigidity problem
[ Abstract  ]
Thursday, April 9, 3:45 - 4:45 pm, WWH Room 705
Tobias Hurth   (University of Toronto) 
Regularity of invariant densities for systems with random switching
[ Abstract  ]
Thursday, April 2, 4:00 - 5:00 pm, WWH Room 705
Rodrigo Treviño 
  (CIMS) 
Ergodic theory, cohomology and the diffraction spectrum of self-similar
quasicrystals
[ Abstract  ]
Thursday, March 26, 4:00 - 5:00 pm, WWH Room 705
Yuri Latushkin 
  (University of Missouri) 
[ Group Talk ]
The Evans function, Birman-Schwinger operators, and Fredholm
determinants in stability of traveling waves
[ Abstract  ]
Thursday, March 5, 4:00 - 5:00 pm, WWH Room 705
Rafael de la Llave 
  (Georgia Tech) 
Some geometric mechanisms for Arnold Diffusion
[ Abstract  ]
Thursday, February 26, 4:00 - 5:00 pm, WWH Room 705
Alla Borisyuk 
  (University of Utah) 
Periodically driven noisy neuronal models: a spectral approach
[ Abstract  ]
Wednesday, February 11, 4:00 - 5:00 pm, WWH Room 705
Horacio Rotstein 
  (NJIT) 
Frequency preference response to oscillatory inputs in neuronal
models: a geometric approach to subthreshold resonance
[ Abstract  ]
Friday, February 6, 4:00 - 5:00 pm, WWH Room 705
Domokos Szász 
  (Budapest University of Technology) 
The rare interaction limit in a fast-slow mechanical system
[ Abstract  ]
Thursday, January 29, 4:00 - 6:00 pm, WWH Room 705
Yuri Latushkin (University of Missouri)
[ Group Talk ]
A report on the paper "Infinite dimensional dynamical systems and 
Navier-Stokes equation" by E. Wayne - part III
[ Abstract  ]
 Fall 2014 
Thursday, December 18, 4 - 5 pm, WWH Room 705
Jean-Pierre Eckmann   (University of Geneva) 
Construction of a Lyapunov function and convergence to stationarity for a 
non-equilibrium chain of 4 rotators
[ Abstract  ]
Thursday, December 11, 4:00 - 6:00 pm, WWH Room 705
Yuri Latushkin (University of Missouri)
[ Group Talk ]
On the paper "Infinite dimensional dynamical systems and 
Navier-Stokes equation" by E. Wayne - part II
[ Abstract  ]
Thursday, December 4, 4:00 - 6:00 pm, WWH Room 705
Yuri Latushkin (University of Missouri)
[ Group Talk ]
On the paper "Infinite dimensional dynamical systems and
Navier-Stokes equation" by E. Wayne
[ Abstract  ]
Tuesday, November 25, 4:00 - 5:00 pm, WWH Room 705
Mikko Stenlund (University of Helsinki)
[ Group Talk ]
Ergodicity of a piecewise uniformly hyperbolic map
[ Abstract  ]
Thursday, November 20, 4:00 - 5:00 pm, WWH Room 705
Michael Yampolsky  (University of Toronto)
Renormalization of critical circle maps and rotational attractors of 2-dim dissipative dynamical systems
[ Abstract  ]
Friday, November 7, 4:00 - 5:30 pm, WWH Room 705
[ Group Talk ] 
 Bastien Fernandez (CNRS)
Landau damping in the Kuramoto model
[ Abstract  ]
Thursday, November 6, 4:00 - 5:00 pm, WWH Room 705
Maciej Wojtkowski (University of Warmia and Mazury)
Markov partitions and 1-dimensional tilings
[ Abstract  ]
Friday, October 31, 2:30 - 3:30 pm, WWH Room 1302
David Kelly  (CIMS) 
Applied Math Seminar
Fast-slow systems with chaotic noise
[ Abstract  ]
Thursday, October 30, 4:00 - 5:00 pm, WWH Room 705
Adrià Simon  (Barcelona)
Diffusion through non-transversal transition chains
[ Abstract  ]
Friday, October 24, 2:30 - 3:30 pm, WWH Room 1302
David Ruelle  (IHES, Bures-sur-Yvette) 
Join with Applied Math Seminar
Non-equilibrium statistical mechanics of turbulence
[ Abstract  ]
Thursday, October 16, 4:00 - 5:00 pm, WWH Room 705
Mikko Stenlund   (University of Helsinki)
Quasistatic dynamical systems
[ Abstract  ]
Thursday, October 9, 4:00 - 5:00 pm, WWH Room 705
Marcel Guardia  (Université Paris 7)
Nearly integrable systems with orbits accumulating to KAM tori
[ Abstract  ]
Thursday, September 25, 4 - 5 pm, WWH Room 705
Guillaume Lajoie (Bernstein Center for Computation Neuroscience, Göttingen)
Structured chaos shapes spike-response noise entropy in balanced neural
networks  
[ Abstract  ]
Thursday, September 18, 4 - 5:30 pm, WWH Room 705
 Christophe Kawan (Courant Institute)
Control systems on projective space and invariance entropy of hyperbolic 
control sets 
[ Abstract  ]
Thursday, September 11, 4:00 - 5:00 pm, WWH Room 705
Jinxin Xue (University of Chicago)
Noncollision Singularities in a Planar Four-body Problem
[ Abstract  ]
 Summer 2014 
Wednesday, August 11, 4:00 - 5:30 pm,  WWH Room 512
[ Group Talk ] 
Tiago Pereira (Imperial College, London)
Collective Dynamics in Heterogeneous Random Networks, part II
[ Abstract  ]
Wednesday, August 6, 3:00 - 4:30 pm,  WWH Room 905
[ Group Talk ] 
Tiago Pereira (Imperial College, London)
Collective Dynamics in Heterogeneous Random Networks
[ Abstract  ]
Wednesday, July 2, 4:00 - 5:30 pm,  WWH Room 705
[ Group Talk ] 
Maxence Novel  (École Normale Supérieure)
Rate of escape and SRB measures for dynamical systems with holes 
[ Abstract  ]
Thursday, June 19, 4:00 - 6:00 pm,  WWH Room 705
[ Group Talk ] 
Benjamin Webb (Rockefeller University)
Self-Avoiding Modes of Motion in a Deterministic Lorentz Lattice Gas
[ Abstract  ]
 Spring 2014 
Wednesday, May 14, 4:00 - 5:30 pm,  WWH Room 705
[ Group Talk ] 
 Christophe Kawan (Courant Institute)
Minimal data rates and entropy for control problems, Part 2
[ Abstract  ]
Friday, May 9, 4:00 - 6:00 pm, WWH Room 705 
Mark Demers  (Fairfield University)
 
Limiting distributions for intermittent systems with holes: 
Contrasting notions of stability and instability
[ Abstract  ]
Friday, May 2, 4:00 - 5:00 pm, WWH Room 705
 Christophe Kawan (Courant Institute)
Minimal data rates and entropy for control problems
[ Abstract  ]
Friday, April 18th, 4:00 - 5:30 pm, WWH Room 705
[ Group Talk ] 
Alex Blumenthal (Courant Institute)
The Multiplicative Ergodic Theorem for Banach Space Cocycles, part II
[ Abstract  ]
Friday, April 11th, 4:00 - 5:30 pm, WWH Room 705
Tere M Seara (UPC, Barcelona)
Oscillatory motions and Arnold diffusion in the restricted planar three
body problem
[ Abstract  ]
Friday, April 4th, 4:00 - 5:30 pm, WWH Room 705
[ Group Talk ] 
Alex Blumenthal (Courant Institute)
The Multiplicative Ergodic Theorem for Banach Space Cocycles, part I
[ Abstract  ]
Friday, March 28th, 4:00 - 5:00 pm, WWH Room 705
 Benjamin Webb (Rockefeller University)
Global Stability of Dynamical Networks
[ Abstract  ]
Friday, March 7th, 4:00 - 5:00 pm, WWH Room 705
[ Group Talk ] 
 Marian Gidea (Yeshiva University) 
Arnold Diffusion Problem and Applications to Celestial Mechanics, Part II
[ Abstract  ]
Friday, February 28th, 4:00 - 5:00 pm, WWH Room 705
[ Group Talk ] 
 Marian Gidea (Yeshiva University) 
Arnold Diffusion Problem and Applications to Celestial Mechanics, Part I
[ Abstract  ]
Friday, February 21, 4:00 - 5:30 pm, WWH Room 705
[ Group Talk ] 
 Christoph Kawan (Courant Institute)
A Short Introduction to Control Theory, Part II
[ Abstract  ]
Friday, February 14, 4:00 - 5:30 pm, WWH Room 705
[ Group Talk ] 
 Christoph Kawan (Courant Institute)
A Short Introduction to Control Theory, Part I
[ Abstract  ]
Friday, January 31, 4:00 - 5:30 pm, WWH Room 705
[ Group Talk ] 
Marco Lenci (Bologna)
A crash introduction to Infinite Ergodic Theory with a view on
the question of Infinite Mixing
[ Abstract  ]
 Fall 2013 
Friday, December 13th, 4:00 - 5:00 pm, WWH Room 705
[ Group Talk ] 
Alex Blumenthal (Courant Institute)
Uniform Expansion and Topological Entropy in Smooth Ergodic Theory
[ Abstract  ]
Thursday, December 12th, 4:00 - 5:00 pm, WWH Room 705
[ Group Talk ] 
Peter Nandori (Courant Institute)
Non equilibrium density profiles in Lorentz tubes with thermostated
boundaries
[ Abstract  ]
Thursday, November 14th, 4:00 - 5:00 pm, WWH Room 705
Domokos Szász 
  (Budapest University of Technology) 
Fourier's Law of Heat Conduction from Microscopic Principles
[ Abstract  ]
Friday, November 8th, 4:00 - 6:00 pm, WWH Room 705
Yao Li  (Courant Institute)
Nonequilibrium Steady-States for Particle Systems
[ Abstract  ]
Thursday, November 7th, 4:00 - 5:30 pm, WWH Room 705
[ Group Talk ] 
Logan Charikar (Courant Institute) and Lai-Sang Young (Courant Institute)
Emergent dynamics of a population of integrate-and-fire neurons
Friday, November 1st, 4:00 - 5:00 pm, WWH Room 705
Bastien Fernandez 
  (Centre de Physique Théorique, CNRS Marseille) 
Breaking of Ergodicity in Expanding Systems of Globally Coupled
Piecewise Affine Circle Maps
[ Abstract  ]
Friday, October 25th, 4:00 - 6:00 pm, WWH Room 705
Mark Demers (Fairfield University)
Dispersing Billiards with Holes
[ Abstract  ]
Friday, October 18th, 4:00 - 5:00 pm, WWH Room 705
Marian Gidea (Yeshiva University)
Perturbations of geodesic flows by recurrent dynamics
[ Abstract  ]
Friday, October 11th, 4:00 - 5:00 pm, WWH Room 705
Peter Nandori (Courant Institute)
Statistical properties of Lorentz processes in a tube
[ Abstract  ]
Friday, October 4th, 4:00 - 6:00 pm, WWH Room 705
Alex Blumenthal (Courant Institute)
The Multiplicative Ergodic Theorem in Hilbert Space
[ Abstract  ]
Friday, September 27, 4:00 - 5:30 pm, WWH Room 705
[ Group Talk ] 
Yao Li  (Courant Institute)
Large deviation of stochastic differential equations (part II)
[ Abstract  ]
Friday, September 20, 4:00 - 5:30 pm, WWH Room 705
[ Group Talk ] 
Yao Li  (Courant Institute)
Large deviation of stochastic differential equations (part I)
[ Abstract  ]
Thursday, September 5, 4:00 - 5:30 pm, WWH Room 705
[ Group Talk ] 
Alex Blumenthal (Courant Institute)
Zero-noise Limits of Random Dynamical Systems, part II 
Wednesday, August 28, 4:00 - 5:30 pm, WWH Room 705 
[ Group Talk ] 
Alex Blumenthal (Courant Institute)
Zero-noise Limits of Random Dynamical Systems, part I
 Summer 2013 
Summer Learning Seminar
Throughout the summer, we have numerous learning seminars given by
members of the Dynamics group.  If interested, please contact me.
Friday, July 26, 1:00 - 2:00 pm, WWH Room 705
[ Group Talk ] 
Brian Ryals  (Courant Institute)
A History of the Kuramoto Model
Thursday, July 25, 4:00 - 5:00 pm, WWH Room 705
[ Group Talk ] 
Logan Chariker (Courant Institute)
Period Doubling and the Feigenbaum Constant
Wednesday, July 24, 4:00 - 5:00 pm, WWH Room 705
[ Group Talk ] 
Stan Mintchev (Cooper Union)
Slow-Fast Systems
Friday, June 28th, 4:00 - 5:00 pm, WWH Room 705
Mahsa Allahbakhshi (U. Chile)
Structural Theory of Transition Classes
[ Abstract  ]
 Spring 2013 
Friday, May 3, 4:00 - 5:00 pm, WWH Room 705
Tom LaGatta (Courant  Institute)
Geodesics of Random Riemannian Metrics
[ Abstract  ]
Wednesday, May 1, 4:00 - 6:00 pm, WWH 705
Yao Li  (Courant Institute)
Nonequilibrium Statistical Mechanics of Anharmonic Chains Coupled to
Two Heat Baths at Different Temperatures (Part 2)
[ Abstract  ]
Friday, April 26, 2:30 - 3:30 pm, WWH Room 705
Mark Edelman (Yeshiva University)
Alpha-Families of Maps and General Properties of Fractional Dynamical Systems
[ Abstract  ]
Wednesday, April 24, 4:00 - 6:00 pm, WWH 705
Yao Li  (Courant Institute)
Nonequilibrium Statistical Mechanics of Anharmonic Chains Coupled to
Two Heat Baths at Different Temperatures.
[ Abstract  ]
Friday, April 19, 4:00 - 5:00 pm, WWH Room 705
Igor Belykh (Georgia State University)
Randomly Switched Dynamical Systems: the Odds of Meeting a Ghost
[ Abstract  ]
Thursday, April 18, 4:00 - 5:30 pm, WWH Room 705
Igor Belykh (Georgia State University)
Synchronization in networks with mixed couplings
[ Abstract  ]
Saturday, April 13, 11 - 12 pm, WWH Room 705
Jacopo De Simoi   (II Università di Roma - Tor Vergata) 
On a Fermi Ulam problem
Friday, April 12, 4 - 5 pm, WWH Room 705
Jacopo De Simoi   (II Università di Roma - Tor Vergata) 
Fast-Slow Partially Hyperbolic Systems beyond Averaging
[ Abstract  ]
Friday, April 1, 3:45 - 4:45 pm, WWH Room 1302
Yuri Bakhtin   (Georgia Institute of Technology) 
CIMS Mathematics Colloquium 
Burgers equation with random forcing in noncompact setting 
[ Abstract  ]
Thursday, March 21, 3 - 4 pm, WWH Room 705
Miguel Walsh   (Universidad de Buenos Aires) 
Norm Convergence of Nonconventional Ergodic Averages 
[ Abstract  ]
Wednesday, March 6, 4 - 5 pm, WWH Room 705
Jean-Pierre Eckmann   (University of Geneva) 
Uniqueness of the invariant measure for general polynomial networks 
[ Abstract  ]
Friday, February 15, 4 - 5 pm, WWH Room 705
Jinxin Xue   (University of Maryland) 
Noncollision Singularities in a Simplified Four-body Problem 
[ Abstract  ]
Friday, January 25, 3:30 - 4:30 pm, WWH Room 705
Eugene Gutkin
  (N. Copernicus Univ. and Math. Inst of Polish Academy of Sciences) 
The Outer Billiard Map 
[ Abstract  ]
 Fall 2012 
Monday, November 12, 3:45 - 4:45 pm, WWH 1302
Domokos Szász 
  (Budapest University of Technology) 
Mathematics Colloquium
On Dettmann's 'Horizon' Conjectures
[ Abstract  ]
Friday, November 9, 2:30 - 3:30 pm, WWH Room 512
Bastien Fernandez 
  (Centre de Physique Théorique, CNRS Marseille) 
Coupled Map Lattices Beyond the Uncoupled Regime 
[ Abstract  ]
Wednesday, November 7, 4:00 - 5:00 pm, WWH Room 201 
Brian Ryals 
  (Courant Institute) 
Horseshoes of Periodically-kicked van der Pol Oscillators
[ Abstract  ]
Wednesday, November 7, 5:15 - 6:15 pm, WWH Room 201
Stan Mintchev 
  (Cooper Union) 
Stability of a Family of Traveling Wave Solutions in a Feedforward Chain of Phase Oscillators
[ Abstract  ]
Thursday, November 1, 4:00 - 5:30 pm  WWH 1314
Alex Blumenthal (Courant Institute) 
Discrete and Continuum Degrade and Fire Oscillators 
[ Abstract  ]
Wednesday, October 31, 4:00 - 5:00 pm, WWH 201
Domokos Szász 
  (Budapest University of Technology) 
Continuation: On Dettmann's 'Horizon' Conjectures
[ Abstract  ]
Thursday, October 25, 4:00 - 6:00 pm, WWH Room 1314
Domokos Szász 
  (Budapest University of Technology) 
On Dettmann's 'Horizon' Conjectures 
[ Abstract  ]
Thursday, October 18, 4:00 - 5:00 pm, WWH Room 1314
Shirshendu Chatterjee 
  (Courant) 
Persistence of Activity in Threshold Contact Processes, an "Annealed
Approximation" of Random Boolean Networks 
[ Abstract  ]
Tuesday, October 16, 4:00 - 5:00 pm, WWH Room 705
Yao Li 
  (Courant Institute) 
Asymptotic effects of small random perturbations and applications
[ Abstract  ]
 Spring 2012 
Tuesday, November 6, 4:00 - 5:00 pm, WWH Room 705
Bastien Fernandez 
  (Centre de Physique Théorique, CNRS Marseille) 
Coupled Map Lattices Beyond the Uncoupled Regime 
[ Abstract  ]
Friday, May 18, 10:00 am, WWH Room 512
Mikko Stenlund 
  (University of Rome) 
Joint with Probability and Mathematical Physics seminar
An invariance principle for Sinai billiards with random scatterers
[ Abstract  ]
Monday, April 16, 3:45 - 5:00 pm, WWH Room 1302
Vadim Kaloshin 
  (University of Maryland) 
Courant Institute Mathematics Colloquium
Arnold diffusion via invariant cylinders and Mather variational method
Wednesday, March 7, 5 - 7 pm, Meyer 6th floor lounge
Alain Barrat 
  (Centre de Physique Théorique, CNRS Marseille) 
Joint with Faculty Exchange seminar
Mining networks of human contact with wearable sensors
[ Abstract  ]
Tuesday, March 6, 3:30 - 4:30 pm, WWH Room 317
Alain Barrat 
  (Centre de Physique Théorique, CNRS Marseille) 
Online and offline social networks
[ Abstract  ]
Friday, March 2, 3:45 - 5:00 pm, WWH Room 805
Brian Ryals 
  (Courant Institute) 
Epidemic and social networks - part II
Thursday, March 1, 3:20 - 5:00 pm, WWH Room 805
Brian Ryals 
  (Courant Institute) 
Epidemic and social networks - part I
Wednesday, February 29, 3:20 - 5:00 pm, WWH Room 705
Bastien Fernandez 
  (Centre de Physique Théorique, CNRS Marseille) 
Extensive clustering in populations of degrade-and-fire oscillators - part II
[ Abstract  ]
Friday, February 24, 3:45 - 5:00 pm, WWH Room 805
Bastien Fernandez 
  (Centre de Physique Théorique, CNRS Marseille) 
Extensive clustering in populations of degrade-and-fire oscillators
[ Abstract  ]
Wednesday, February 22, 3:20 - 5:00 pm, WWH Room 705
Brian Ryals 
  (Courant Institute) 
Dynamical processes on complex networks
[ Abstract  ]
Friday, February 10, 2:30 - 3:30 pm, WWH Room 1302
Yuri Bakhtin 
  (Georgia Institute of Technology) 
Applied Math Seminar
Noisy heteroclinic networks and sequential decision making
[ Abstract  ]
Wednesday, February 8, 3:30 - 4:30 pm, WWH Room 201
Yuri Bakhtin 
  (Georgia Institute of Technology) 
Joint Dynamical Systems / PDE / Probability Seminar
Randomly forced Burgers equation in noncompact setting
[ Abstract  ]
 Fall 2011 
Thursday, November 10, 2:00 - 3:00 pm, WWH Room 312
Tatiana Yarmola 
  (University of Toronto) 
Ergodic properties of random billiards driven by thermostats
[ Abstract  ]
Friday, October 28, 4:00-5:00 pm, WWH Room 317 
David Ruelle  (IHES, Bures-sur-Yvette) 
A mechanical model for Fourier's Law of heat conduction
[ Abstract  ]
Friday, October 28, 1:00-2:00 pm, WWH Room 317 
Mark Demers  (Fairfield University) 
A spectral gap for the transfer operator of the Lorentz gas
[ Abstract  ]
Friday, October 21, 1:15-3:00 pm, WWH Room 705
Bastien Fernandez  (Centre
de Physique Théorique, CNRS Marseille) 
Dynamics of chains of coupled piece-wise expanding maps
 Spring 2011 
Friday, May 13, 4:00-6:00 pm, WWH Room 512
Rafael de la Llave  (University of Texas at Austin)
Geometric identities with applications to computational KAM theory.
[ Abstract  ]
Wednesday, May 11, 2:00-3:00 pm, WWH Room 1314
Francesco Cellarosi  (Princeton University)
On the Möbius function and Statistical Mechanics
[ Abstract  ]
Wednesday, April 27, 4:00-6:00 pm, WWH Room 1314
Bastien Fernandez  (Centre
de Physique Théorique, CNRS Marseille) 
Properties of synchronization graphs in discontinuous forced systems
[ Abstract  ]
Friday, April 22, 1:00-3:00 pm, WWH Room 512 
Alexander I. Bufetov  (Steklov Institute  of Mathematics and Rice University) 
Limit theorems for translation flows
[ Abstract  ]
Wednesday, April 20, 4:00-6:00 pm, WWH Room 1314 
Jeroen Lamb  (Imperial College, London) 
On the geometry of Penrose tilings: projection and substitution
[ Abstract  ]
Wednesday, April 13, 4:00-6:00 pm, WWH Room 1314 
Bastien Fernandez  (Centre
de Physique Théorique, CNRS Marseille) 
Microscopic vs. macroscopic clustering in populations of coupled
genetic oscillators
[ Abstract  ]
Wednesday, March 9, 4:00-6:00 pm, WWH Room 1314 
Albert Fathi (ENS, Lyon, France) 
Smoothing Lyapunov functions
[ Abstract  ]
Wednesday, March 2, 4:00-6:00 pm, WWH Room 705 
Yves Lacroix (Toulon, France) 
The law of series
[ Abstract  ]
 Fall 2010 
Friday, November 19, 10:30am, Meyer Room 754 
Stephen Coombes 
(University of Nottingham, UK) 
Rinzel lab meeting
Dynamics of Morris-Lecar networks
[ Abstract  ]
Tuesday, November 16, 12:15pm, WWH Room 1314 
Stephen Coombes 
(University of Nottingham, UK) 
Mostly Biomathematics Seminar
Threshold Models of Intracellular Calcium Release
[ Abstract  ]
Wednesday, November 10, 4:00pm, WWH Room 1314 
Amadeu Delshams 
(Universitat Politècnica de Catalunya, Barcelona) 
Global instability in mechanical systems using geometrical methods
[ Abstract  ]
Thursday, November 4, 4:00-6:00 pm, WWH Room 317
Yuri Latushkin (University of Missouri)
Dynamics of Evolutionary Equations (following George Sell)
Wednesday, November 3, 4:00pm, WWH Room 1314 
Gemma Huguet 
(Center for Neural Science, NYU) 
A model for dynamical switching during tristable perception of
visual plaids
[ Abstract  ]
Friday, October 22, 11:15 am, WWH Room 317
Domokos Szász (Budapest University of Technology and Economics) 
Energy transfer and joint diffusion
[ Abstract  ]
Thursday, October 21, 4 pm, WWH Room 317
Domokos Szász (Budapest University of Technology and Economics) 
(Super)diffusive asymptotic for perturbed Lorentz or Lorentz-like processes
[ Abstract  ]
Friday, October 1, 4:00-5:00 pm, WWH Room 312
David Ruelle, (IHES) 
Can one differentiate SRB states with respect to the dynamics? What
about stable-unstable tangencies?
[ Abstract  ]
Thursday, September 30, 4:00-6:00 pm, WWH Room 905
Yuri Latushkin (University of Missouri)
Dynamics of Evolutionary Equations (following George Sell)
Wednesday, September 15, 4:00-6:00 pm, WWH Room 1314
Yuri Latushkin (University of Missouri)
Dynamics of Evolutionary Equations (following George Sell)
 Summer 2010 
Monday, August 2, 2:00-3:15, WWH Room 1314
Marco Lenci , 
Bologna
Quenched random Lorentz tubes (Joint work with G. Cristadoro and M. Seri)
[ Abstract  ]
Monday, August 2, 4:00-5:15, WWH Room 1314
Mikko Stenlund , 
CIMS
A chaotic walk in a frozen environment (Joint work with T. Simula and 
L. Leskelä)
[ Abstract  ]
Wednesday, July 28, 3:00-4:00, WWH Room 1314
Stefan Siegmund , 
TU Dresden
Dynamics and Control in Fluids, Engineering and Biochemistry
[ Abstract  ]
Wednesday, July 21, 3:30-4:30, WWH Room 1314
Bastien Fernandez , 
Courant Institute and Marseille
Extensive escape rate in lattices of weakly coupled expanding maps
[ Abstract  ]
 Spring 2010 
Thursday, May 6, 3-4 pm, WWH Room 412
Vered Rom-Kedar , 
Weizmann Institute
The parabolic resonance instability
[ Abstract  ]
Tuesday, April 13, 2.30pm, WWH Room 412
Jean-René Chazottes , 
CNRS/École Polytechnique
Concentration inequalities for dynamical systems
[ Abstract  ]
Friday, April 2, 11:00-12:00pm, Meyer Hall Room 815 
Larry Abbott , 
Columbia University
NeuroFriday Seminar 
Controlling Chaotic Activity in Neural Networks
[ Abstract  ]
Thursday, March 25, 4:00-5:00 pm WWH Room 1314
Mikko Stenlund , 
Courant Institute of Mathematical Sciences
Coupling for nonstationary compositions of Anosov diffeomorphisms
[ Abstract  ]
Thursday, February 18, 4:00-5:14 WWH Room  1314
Ke Zhang , 
University of Maryland 
Speed of Arnold diffusion for analytic Hamiltonian systems
[ Abstract  ]
Thursday, February 4, 3:00-4:30 WWH Room  517
Tanya Yarmola , 
University of Maryland 
Ergodicity of some open systems with particle-disk interactions
[ Abstract  ]
 Fall 2009 
Thursday, December 10, 4:00-5:00 WWH Room  1314
Giovanni Gallavotti , 
Rome 
Thermostats equivalence in the thermodynamic limit, for particles systems
[ Abstract  ]
Wednesday, December 9, 3:30-4:30, WWH Room 1314 
Michael Boshernitzan ,
Rice 
Diophantine properties of dynamical systems and interval exchange
transformations
[ Abstract  ]
Thursday, December 3, 5:00-6:00, WWH Room 512 
Raphael Lefevere , 
Paris 
Large deviations of the energy current in local collisional dynamics
[ Abstract  ]
Thursday, November 5, 1:45-3:15, WWH Room 317
Bard Ermentrout , 
Pittsburgh 
Double or Nothing: The Blinking Brain
[ Abstract  ]
Tuesday, November 3, 1:25-3:15, WWH Room 512 
Bard Ermentrout , 
Pittsburgh 
Rinzel's class 
Working memory, oscillations, and disease: Inhibition and Dynamics.
[ Abstract  ]
Monday, November 2, 4:30-6:00, WWH Room 517
Bastien Fernandez , CIMS and CNRS
Mini course II
Metastability in interacting nonlinear stochastic differential equations
[ Abstract  ]
Friday, October 30, 2:30-3:30 P.M., WWH 1302
Yves Couder , 
Matière et Systèmes Complexes Université Paris
Diderot (Paris 7)
Applied Math Seminar 
A Macroscopic Type of Wave-Particle Duality: The Role of "Path Memory" in
the Motion of Bouncing Droplets 
[ Abstract  ]
Friday, October 30, 4:00-5:30, WWH Room 412
Bastien Fernandez , CIMS and CNRS
Mini course I
Metastability in interacting nonlinear stochastic differential equations
[ Abstract  ]
Friday, October 23, 2:30-3:30, WWH Room 1302
Björn Birnir , 
UC Santa Barbara 
Applied Mathematics Seminar
Changes in Migration Patterns of the Capelin as an Indicator of Temperature Changes in the Arctic Ocean
[ Abstract  ]
Thursday, October 22, 2:30-4:00, WWH Room 412
Björn Birnir , 
UC Santa Barbara 
Basic Attractors of Nonlinear PDEs and their Bifurcations
[ Abstract  ]
Wednesday, October 14, 4:00-5:30, WWH Room 412
Bastien Fernandez , CIMS and CNRS
Spatial chaos of traveling waves as a unique velocity    
[ Abstract  ]
Wednesday, October 7, 11:00-12:30, WWH Room 512
Mikhail Lyubich,
 Stony Brook University 
Renormalization of Henon Maps, I
[ Abstract  ]
Wednesday, October 7, 4:00-5:30, WWH Room 412
Marco Martens,
 Stony Brook University 
Renormalization of Henon Maps, II
[ Abstract  ]
Wednesday, September 30, 4:00-5:30 PM WWH 412
Mikko Stenlund  CIMS
A pair correlation bound implies the Central Limit Theorem for Sinai
Billiards
[ Abstract  ]
 Spring 2009 
Tuesday, April 21, 4:00-6:00 PM WWH 1314
Alejandra Rodriguez Hertz  IMERL, Montevideo, Uruguay
Uniqueness of SRB measures for transitive diffeomorphisms of surfaces
[ Abstract  ]
 Summer 2008 
 Spring 2008 
Tuesday, May 27, 4 PM-5 PM, WWH 1013 
Tanya Yarmola, Courant Institute
An example of a pathological random perturbation of the Cat Map
[ Abstract  ]
Friday, April 4, 4 PM-6 PM, WWH 1013 
Andrey Shilnikov, Georgia State University
Polyrhythmic synchronization in inhibitory-excitatory motifs composed
of  bursting neuron models
[ Abstract  ]
Tuesday, March 25, 4 PM-6 PM, WWH 1314 
Dong Li, IAS
Blow ups of complex solutions of fluid dynamics equations
[ Abstract  ]
Tuesday, February 12, 4 PM-5 PM, WWH 1314 
Vadim Kaloshin, University of Maryland
Hamiltonian systems exhibiting Arnold diffusion
[ Abstract  ]
 Fall 2007 
-  Wednesday, November 28, 3:30pm, WWH 1302 (Applied Math Seminar) 
Martin Hairer, U of Warwick
Long-time behaviour of the 2D stochastic Navier-Stokes equations (Lecture I)
[  Abstract  ]
 
-  Friday, November 16 , 3:00PM-4:00PM and 4:45PM-5:45PM, 613 WWH 
Michael Yampolsky, U of Toronto
Computability and computational complexity of Julia sets
(joint work with M. Braverman)
 
-  Tuesday, September 18, 4:00PM - 5:00PM, First Floor WWH
Tour of the Applied Mathematics Laboratory 
 
 Spring 2007 
-  Friday, April 13, 2:30PM - 3:30PM, 1302 WWH
Martin Feinberg (Ohio State U) 
Stability and Instability in Complex Chemical Reaction Networks: The
Big Picture
 
-  Tuesday, April 3, 4:00pm-5:00pm, 1314 WWH 
Paul Wright (Courant Institute) 
Dissertation defense: Rigorous results for the periodic oscillation
of an adiabatic piston 
-  Tuesday, March 27, 3:00pm-5:00pm, 1314 WWH 
Carlangelo Liverani (Rome) 
Dependence of the statistical properties of a Dynamical
Systems from a parameter 
-  Thursday, February 22, 3:30 pm-4:30 pm, 613 WWH 
Huyi Hu (Michgan State) 
Absolutely Continuous Invariant Measures for Non-Uniformly Expanding
Maps 
 Fall 2006 
-  Tuesday, November 14, 2:00 pm - 4:00 pm, 1314 WWH 
Valentin Afraimovich, Mexico 
Some phenomena in networks modeled by generalized Lotka-Volterra equations 
 
-  Tuesday, October 31, 2:00 pm - 4:00 pm, 1314 WWH 
 Kevin Lin, NYU 
Reliable and unreliable dynamics in driven coupled oscillators 
 
 Spring 2006 
-  February 6 - 9
     Mini-series on "Brownian Brownian   
     Motion"
     Nikolai Chernov
 
    Lecture 1. Mon, Feb 6, 2:00-3:30, Room 1013
   Lecture 2. Tues, Feb 7, 3:30-5:00, Room 1013
   Lecture 3. Wed, Feb 8, 3:30-5:00, Room 1013
   Lecture 4. Thurs, Feb 9, 4:00-5:30, Room 1314
 
 Past Events 
Past Nonlinear Dynamics Workshops