Northwestern University Mathematical Calendar

Entries From
Academic Year 1997-1998

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Thursday, September 0, 1997

Geometry/Physics Seminar Lunt 107, 4:00pm
Professor Lisa Jeffrey, McGill University
Title: TBA
Contact Info here
Geometry/Physics Seminar Lunt 103, 4:10pm
Tom Graber, University of Chicago
Title: Localization and enumerative geometry
Contact Info here
Geometry/Physics Seminar Lunt 107, 4:15pm
Professor Lisa Jeffrey, McGill University
Title:
Contact Info here
PDE Seminar Lunt 105, 4:10pm
Professor Olga Oleinik, Moscow State University, Russia
Title: Some Homogenization Problems in Perforated Domain with Nonperiodic Structure
Special Note: Chicago-Area PDE Colloquium
Contact Info here

Wednesday, September 17, 1997

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
Youngna Choi , Northwestern University
Title: One-dimensional Lorentz-like attractors
Contact Info here

Thursday, September 18, 1997

Analysis Seminar Lunt 107, 4:00pm
Professor Eli Liflyand, Bar Ilan University, Israel
Title: Lebesgue Constants of Multiple Fourier Series
Contact Info here

Monday, September 22, 1997

ESAM Colloquium Tech M416, 4:00pm
Professor M. Velarde , Univ. Complutense de Madrid
Title: Surface and internal waves driven by surfactant gradients and instability
Special Note: NOTE NEW LOCATION
Contact Info here
Topology Seminar Lunt 104, 3:00pm
Professor Charles Rezk, Northwestern University
Title: Spaces of Natural Transformations
Special Note: The talk in not at the usual time
Contact Info here

Thursday, September 25, 1997

Dynamical Systems Seminar Lunt 105, 4:10pm
Professor Michael Shub, IBM T. J. Watson Research Center
Title: Stable ergodicity and julienne quasiconformality T. J. Watson
Contact Info here

Friday, September 26, 1997

Colloquium Lunt 105, 4:00pm
Professor Michael Shub, IBM T.J. Watson Research Center
Title: A Lefschetz principle for the problem "Does P equal NP?"
Contact Info here
Interdisciplinary Seminar in Nonlinear Science Tech 3827, 2:00pm
Professor Sara A. Solla, Northwestern University
Title: The Dynamics of Incremental Learning in Multilayered Neural Networks
Abstract and details available

Monday, September 29, 1997

Topology Seminar Lunt 104, 4:10pm
Professor William Richter,
Title: The Segal conjecture and the multiplicativity of stable splittings of BSp and \Omega SU(n)
Contact Info here

Tuesday, September 30, 1997

Algebra Seminar Lunt 104, 4:30pm
Professor Ralph Grieder, Northwestern University
Title: Finite Subgroups of Mapping Class Groups and their Induced Homological Action
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:10pm
Dave Richeson,
Title: Multivalued maps and the Conley index
Contact Info here

Thursday, October 0, 1997

PDE Seminar Lunt 103, 4:15pm
Professor ,
Title:
Contact Info here

Wednesday, October 1, 1997

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
John M. Alongi, Northwestern University
Title: Rotation numbers and transverse homoclinic points
Contact Info here

Friday, October 3, 1997

Interdisciplinary Seminar in Nonlinear Science Tech 3827, 2:00pm
Professor Jonathan Robbins, U. Bristol and BRIMS, Hewlett-Packard Labs
Title: The spin-statistics relation from nonrelativistic quantum mechanics
Abstract and details available

Monday, October 6, 1997

Topology Seminar Lunt 104, 4:10pm
Professor Stephen Wilson, Johns Hopkins University
Title: Unstable BP homology
Contact Info here

Tuesday, October 7, 1997

Algebra Seminar Lunt 104, 4:30pm
Professor Mark Walker, Northwestern University
Title: The Primitive Topology
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:10pm
Professor Renato Feres , Washington University, St Louis
Title: Dynamical Systems and Semisimple Groups
Contact Info here

Wednesday, October 8, 1997

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
Tifei Qian , Northwestern University
Title: Cascade of elliptic periodic points with infintely many invariant curves
Contact Info here

Thursday, October 9, 1997

Geometry/Physics Seminar Lunt 103, 4:10pm
Tom Graber, University of Chicago
Title: Localization and enumerative geometry
Contact Info here

Friday, October 10, 1997

Interdisciplinary Seminar in Nonlinear Science Tech 3827, 2:00pm
Dr. Alexander Golovin, Northwestern University
Title: Effect of Anisotropy on Nonlinear Evolution of Morphological Instability in the Freezing of a Hypercooled Melt
Abstract and details available

Sunday, October 12, 1997

Nonlinear and Complex Systems


Monday, October 13, 1997

ESAM Colloquium Tech M416, 4:00pm
Dr. S.K. Wilson, U. Strathclyde, Glasgow, Scotland
Title: On Lubrication with comparable viscous and inertia forces
Contact Info here
Topology Seminar Lunt 104, 4:10pm
Professor Ib Madsen, Aarhus University
Title: On the K-theory of local fields
Contact Info here

Tuesday, October 14, 1997

Algebra Seminar Lunt 104, 4:30pm
Professor Marcelo Aguiar, Northwestern University
Title: Internal Categories and Quantum Groups
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Professor Irwin Kra, State University of New York at Stony Brook
Title: Ramanujan's Partition Identities
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:10pm
John Alongi, Nothwestern
Title: A pathwise intermediate value theorem for rotation vectors on compact surfaces
Contact Info here

Thursday, October 16, 1997

PDE Seminar Lunt 105, 4:10pm
Professor Olga Oleinik, Moscow State University
Title: Some Homogenization Problems in Perforated Domain with Nonperiodic Structures
Special Note: Chicago-Area PDE Colloquium
Contact Info here

Monday, October 20, 1997

ESAM Colloquium Tech M416, 4:00pm
Dr. D. Vaynblat, M.I.T.
Title: Large Amplitude Nonlinear Resonant Acoustic Waves without Shock
Contact Info here
Topology Seminar Lunt 104, 4:10pm
Professor Stewart Priddy, Northwestern University
Title: Stably decomposing products of classifying spaces
Contact Info here

Tuesday, October 21, 1997

Analysis Seminar Lunt 107, 4:00pm
Professor Chi-Wang Shu, Brown University
Title: Discontinuous Galerkin Method for Convection Dominated Problems
Abstract and details available
Interdisciplinary Seminar in Nonlinear Science Tech 3823, 2:00pm
Professor Mark Saffman, Risoe National Laboratory, Denmark
Title: Spatial dynamics in nonlinear optics: from disorder to control
Special Note: Please note unusual day and location!
Abstract and details available

Wednesday, October 22, 1997

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
Professor Clark Robinson , Northwestern University
Title: Homoclinic Bifurcation to a Lorenz Attractor
Contact Info here

Thursday, October 23, 1997

Colloquium Lunt 105, 4:10pm
Professor Paul Goerss, University of Washington
Title: Spaces of Continuous Maps and the Cohomology of Commutative Rings
Abstract and details available
Conference on Probability, Ergodic Theory and Analysis

Saturday, October 25, 1997

PDE Seminar Lunt 107, 1:00pm
Professor David H. Wagner, University of Houston
Title: Conservation Laws, Coordinate Transformations, and Differential Forms
Special Note: Special Lecture
Contact Info here
Nineteenth Midwest Probability Colloquium

Monday, October 27, 1997

ESAM Colloquium Tech M416, 4:00pm
Professor P. Ronney, Univ. Southern California
Title: Front Propagation in Quasi-2d Channels
Contact Info here
Topology Seminar Lunt 104, 4:10pm
Professor Fred Cohen, University of Rochester
Title: Free groups and self-maps of double loop spaces
Contact Info here

Tuesday, October 28, 1997

Algebra Seminar Lunt 104, 4:30pm
Serge Yagunov, Northwestern University
Title: Geometrically Originated Complexes and the Homology of the Pair (GL_n,GM_n)
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Professor Xian-Jin Li, University of Texas at Austin
Title: Trigonometric Polynomial Approximation and Some Trigonometric Extremal Problems
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Michael Field, University of Houston
Title: TBA
Contact Info here

Wednesday, October 29, 1997

Graduate Dynamical Systems Seminar Lunt 105, 4:00pm
Jason Holt , Northwestern University
Title: Billiards inside a pinched cusp
Contact Info here

Thursday, October 30, 1997

PDE Seminar Lunt 105, 4:10pm
Professor Mikhail Lavrentiev, Jr., Institute of Mathematic, Russian Academy of Sciences
Title: Lyapunov Functionals for Nonlinear Parabolic Equations
Contact Info here

Friday, October 31, 1997

Interdisciplinary Seminar in Nonlinear Science Tech 3827, 2:00pm
Professor Prem Kumar, Northwestern U.
Title: Parametric Devices for Ultra-high-speed Systems
Abstract and details available

Monday, November 3, 1997

ESAM Colloquium Tech M416, 4:00pm
Dr. L. Jiang, U. Michigan
Title: Nonlinear Water Waves: Wave Breaking and Capillary Effects
Contact Info here
Topology Seminar Lunt 104, 4:10pm
Professor Mark Mahowald, Northwestern University
Title: The Kervaire invariant and Minami's theorem
Contact Info here

Tuesday, November 4, 1997

Algebra Seminar Lunt 104, 4:30pm
Professor Bernhard Koeck, University of Illinois at Urbana
Title: Operations on Locally Free Classgroups
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Professor Daniel Tataru, Northwestern University
Title: Strichartz Estimates in the Hyperbolic Space and Global Solutions for the Semilinear Wave Equation
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Senatian Schreiber, Western Washington University
Title: The growth rates of subadditive functions
Contact Info here

Wednesday, November 5, 1997

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
David Richeson , Northwestern University
Title: Period doubling through creating a horseshoe
Contact Info here

Thursday, November 6, 1997

Geometry/Physics Seminar Lunt 103, 4:10pm
Professor Andras Szenes, MIT
Title: Iterated residues and hyperplane arrangements
Contact Info here

Friday, November 7, 1997

Interdisciplinary Seminar in Nonlinear Science Tech 3827, 2:00pm
Professor Emily Stone, Utah State University
Title: Using Archetypes to Analyze and Control Complex Spatio-Temporal Dynamics
Abstract and details available

Monday, November 10, 1997

ESAM Colloquium Tech M416, 4:00pm
Professor V. Volpert, Northwestern U.
Title: Mathematical Modeling of Frontal Polymerization
Contact Info here
Topology Seminar Lunt 104, 4:10pm
Professor Ran Levi, Northwestern University
Title: Loop structures on homotopy fibres of self maps of a sphere
Abstract and details available

Tuesday, November 11, 1997

Algebra Seminar Lunt 104, 4:30pm
Professor Kimberly Pearson, Valparaiso University
Title: Lower Algebraic K-theory of Bianchi Groups
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Professor Konstantina Trivisa, Northwestern University
Title: Minimization of Energy Functionals Under Constraints
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Don Wang, UCLA (visiting NU)
Title: The Hill's region of the 4-body problem
Contact Info here

Wednesday, November 12, 1997

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
Antonio Garcia, Northwestern University
Title: Homoclinic maps in symplectic manifolds
Contact Info here

Thursday, November 13, 1997

Geometry/Physics Seminar Lunt 103, 4:10pm
Professor Alexander Kirillov Jr., MIT
Title: Kazhdan-Lusztig polynomials and canonical basis
Abstract and details available
PDE Seminar Lunt 105, 4:10pm
Professor Mikhail Feldman, MSRI at Bekerley and Northwestern University
Title: Perron's Method for Convex Viscosity Solutions of Curvature Motion Equations
Contact Info here

Friday, November 14, 1997

Colloquium Lunt 105, 4:10pm
Professor Alexander Kirillov Jr., MIT
Title: Representation theory and special functions: a new approach
Abstract and details available
Interdisciplinary Seminar in Nonlinear Science Tech 3827, 2:00pm
Professor W.L. Kath, Northwestern University
Title: Controlling solitons in nonlinear optical fibers with phase-sensitive amplifiers
Abstract and details available

Monday, November 17, 1997

ESAM Colloquium Tech M416, 4:00pm
Professor J.B. Greenberg , The Technion, Israel
Title: New Results in Laminar Spray Flame Theory
Contact Info here
Topology Seminar Lunt 104, 4:10pm
Professor John Martino, University of Western Michigan
Title: An Introduction to Topological Graph Theory
Abstract and details available

Tuesday, November 18, 1997

Algebra Seminar Lunt 104, 4:30pm
Professors Irena Peeva and Vaselin Gasharov, MIT
Title: Cohomology of Subspace Arrangements via Minimal Free Resolutions (Peeva)/ A-graded Algebras (Gasharov)
Abstract and details available
Analysis Seminar Lunt 107, 4:00pm
Professor Victor Barcilon, University of Chicago
Title: A Mathematical Theory of the Gulfstream
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor C. Q. Cheng, Nanjing University (visiting NU)
Title: Lower dimensional tori in the regions of instability of Hamiltonian systems
Contact Info here

Wednesday, November 19, 1997

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
James Wiseman , Northwestern University
Title: Symbolic dynamics and aggregation paradoxes
Contact Info here

Thursday, November 20, 1997

PDE Seminar Lunt 105, 3.00pm
Professor Shadi Tashvildar-Zadeh, Princeton University
Title: TBA
Contact Info here
PDE Seminar Lunt 105, 4:10pm
Professor Biao Ou , University of Toledo
Title: Global Solutions to a Free Boundary Problem
Abstract and details available

Friday, November 21, 1997

Colloquium Lunt 105, 4:00pm
Professor Shadi Tahvildar-Zadeh, Princeton University
Title: Regularity and Break-down in Geometric Field Theories
Abstract and details available
Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Dr. P. Umbanhower , University of Pennsylvania
Title: Wave patterns in shaken sand
Special Note: Note changed location because of video
Abstract and details available

Monday, November 24, 1997

Topology Seminar Lunt 104, 4:10pm
Professor Dmitri Orlov, Steklov Institute
Title: Equivalences of derived categories of coherent sheaves
Contact Info here

Tuesday, November 25, 1997

Analysis Seminar Lunt 107, 4:00pm
Professor Ronald Coifman, Yale University
Title: Adapted Waveform Analysis, Efficient Numerical Transcription, and Fast Computation
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Keith Burns, Northwestern
Title: Positive curvature and chaotic dynamics for the geodesic flow
Contact Info here

Monday, December 1, 1997

ESAM Colloquium Tech M416, 4:00pm
Professor G.A. Kriegsmann , N.J.I.T.
Title: Growth and Stabilization of Hot Spots in Microwave-Heated Ceramic Fibers
Contact Info here
Topology Seminar Lunt 104, 4:10pm
Jason Douma, Northwsetern University
Title: Stably Decomposing B(PxQ): an Algebraic Perspective
Contact Info here

Tuesday, December 2, 1997

Algebra Seminar Lunt 104, 4:30pm
Professor Burt Totaro, University of Chicago
Title: Chern numbers for singular varieties and elliptic cohomology
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Professor Carl Gardner, Arizona State University
Title: The Smooth Quantum Hydrodynamic Model (for Semiconductor Devices)
Abstract and details available
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor André de Carvalho, U. of California, Berkeley
Title: TBA
Contact Info here

Wednesday, December 3, 1997

Topology Seminar Lunt 105, 4:10pm
Professor Ioanid Rosu, MIT
Title: The Rigidity Theorems of Witten via Equivariant Elliptic Cohomology
Abstract and details available

Thursday, December 4, 1997

Geometry/Physics Seminar Lunt 103, 4:10pm
Professor Lisa Jeffrey, McGill University
Title: Vanishing theorems in the cohomology of moduli spaces of flat connections on a Riemann surface
Abstract and details available
PDE Seminar Lunt 103, 4:00pm
Professor Victor Isakov,
Title: Inverse Diffusion Problems
Contact Info here

Friday, December 5, 1997

Colloquium Lunt 105, 4:10pm
Professor Lisa Jeffrey, McGill University
Title: Flat connections on Riemann surfaces
Abstract and details available

Monday, December 8, 1997

ESAM Colloquium Tech M416, 4:00pm
Dr. Y.J. Chen, Cornell U.
Title: Pinch-off Dynamics of a Collapsing Soap-Film Bridge
Contact Info here

Tuesday, December 9, 1997

Algebra Seminar Lunt 104, 4:30pm
Professor Brendan Hassett, University of Chicago
Title: Limiting Plane Curves and the Minimal Model Program
Contact Info here

Tuesday, January 6, 1998

Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Deborah Heicklen, U. of California, Berkeley
Title: Discretized randomly-perturbed dynamical systems
Contact Info here

Thursday, January 8, 1998

PDE Seminar Lunt 105, 4:10pm
Professor Kevin Zumbrun, Indiana University
Title: Pointwise semigroup methods for stability of viscous shock waves.
Abstract and details available

Monday, January 12, 1998

ESAM Colloquium Tech M416, 4:00pm
Professor R. Sowers , U. Illinois
Title: Some probabilistic comments on boundary layers in the Allen-Cahn equation
Contact Info here
Topology Seminar Lunt 104, 4:10pm
Professor Gregory Arone, University of Chicago
Title: Tits buildings, partition posets and symmetric product spectra
Contact Info here

Tuesday, January 13, 1998

Algebra Seminar Lunt 104, 4:30pm
Professor Kevin Knudson, Northwestern University
Title: Relative Completions of Linear Groups over Z[t] and Z[t,t^{-1}]
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Professor Chuck Gartland, Kent State University
Title: Numerical Modeling of Confined Liquid Crystal Systems
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Chengbo Yue, UIC
Title: Smoothness self-renewal in dynamical systems
Contact Info here

Wednesday, January 14, 1998

Colloquium Lunt 105, 4:30pm
Professor Krzysztof Burdzy, University of Washington
Title: Hot Bodies
Abstract and details available
Special Seminar Lunt 105, 3:00pm
Professor Christoph Thiele, Universitat Kiel
Title: Time frequency analysis and the bilinear Hilbert transform
Contact Info here

Thursday, January 15, 1998

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
Antonio Garcia , Northwestern University
Title: Homoclinic maps in symplectic manifolds II
Contact Info here
PDE Seminar Lunt 105, 4:10pm
Professor Philippe LeFloch, Ecole Polytechnique, France
Title: Nonconservative Hyperbolic Systems
Contact Info here
Special Seminar Lunt 103, 4:10pm
Yuhan Zha, University of Chicago
Title: A general arithmetic Riemann-Roch theorem
Special Note: Mr Zha is under consideration for a Boas Instructorship.
Contact Info here

Friday, January 16, 1998

Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Dr. Shankar Venkataramani, U. Chicago
Title: Pattern formation with period doubling: Patterns in a vibrated sandbox
Special Note: Coffee and cookies FOLLOWING the seminar
Abstract and details available

Monday, January 19, 1998

ESAM Colloquium Tech M416, 4:00pm
Professor Laurette Tuckerman, LIMSI-CNRS, France, and IMA U. of Minnesota
Title: Stability analysis of perturbed plane Couette flow
Contact Info here
Topology Seminar Lunt 104, 4:10pm
Gary Gutman, Northwestern University
Title: Elliptic Spectra and Group Actions
Contact Info here

Tuesday, January 20, 1998

Algebra Seminar Lunt 104, 3.00pm
Huazhang Luo , MIT
Title: Stability of Algebraic Manifolds
Special Note: Mr. Luo is under consideration for a Boas Instructorship
Abstract and details available
Analysis Seminar Lunt 107, 4:00pm
Professor Joseph Jerome, Northwestern University
Title: Models of Electrodiffusion and their Domains of Influence
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Adam Epstein, SUNY -- Stonybrook
Title: Algebraic Dynamics: Contraction, Finiteness, and Transversality Principles
Abstract and details available

Friday, January 23, 1998

Colloquium Lunt 105, 4:00pm
Professor Doug Ravenel, University of Rochester
Title: Morava K-theory and generalized characters for finite groups revisited
Special Note: This is a bonus talk for the Midwest Algebraic Topology Seminar on Saturday.
Contact Info here

Saturday, January 24, 1998

Midwest Topology Seminar


Monday, January 26, 1998

Topology Seminar Lunt 104, 4:10pm
Professor Igor Kriz, University of Michigan
Title: The equivariant mod 2 Steenrod algebra and Real cobordism
Contact Info here

Tuesday, January 27, 1998

Algebra Seminar Lunt 104, 4:30pm
Professor Ezra Getzler, Northwestern University
Title: An introduction to Frobenius manifolds
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Dr. Robert Holt , Lucent Technologies Bell Laboratories
Title: Algebraic Methods for Image Processing and Computer Vision
Abstract and details available
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Chris McCord, University of Cincinatti
Title: Reconstructing the global dynamics of an attractor
Abstract and details available
Interdisciplinary Seminar in Nonlinear Science Tech L313 (now called L361), 4:00pm
Dr. M. Chertkov, Princeton U.
Title: Theory of turbulent advection
Special Note: For students (and others interested) there will be an informal introduction to the subject at 3:30 pm in Tech 3371 (Condensed Matter Theory). Note unusal time and location of the seminar.
Abstract and details available

Thursday, January 29, 1998

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
Sara Asher, Northwestern University
Title: TBA
Contact Info here
PDE Seminar Lunt 105, 4:10pm
Professor Mikhail Fokin, Sobolev Institute of Mathematics, Russian Academy of Sciences
Title: Hamiltonian Systems with Continuous Spectrum and Chaotic Oscillations of Rotating Ideal Fluid
Contact Info here

Friday, January 30, 1998

Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Professor Alan Dorsey, University of Florida
Title: From Dendrites to Labyrinths: The Morphology of Magnetic Flux Patterns in Superconductors
Abstract and details available

Monday, February 2, 1998

ESAM Colloquium Tech M416, 4:00pm
Professor O. Basaran, Purdue U.
Title: Drop formation in the presence and absence of an electric field
Contact Info here
Topology Seminar Lunt 104, 4:10pm
Professor Jonathan Cornick, Ohio State University
Title: Group actions on finite dimensional complexes and cohomological finiteness conditions
Contact Info here

Tuesday, February 3, 1998

Analysis Seminar Lunt 107, 4:00pm
Professor Bernardo Cockburn , University of Minnesota
Title: Continuous Dependence of Nonlinear Convection-Diffusion Equations
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Howie Masur, UIC
Title: Actions of higher rank lattices on surfaces
Contact Info here

Thursday, February 5, 1998

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
David Richeson, Northwestern University
Title: TBA
Contact Info here

Friday, February 6, 1998

Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Dr. Yuhai Tu, IBM Watson Research
Title: Dynamics of Flocking: How Birds Fly Together
Special Note: For students there will be an informal introduction to the topic at 1:30 in M416
Abstract and details available

Monday, February 9, 1998

Colloquium Lunt 105, 4:00pm
Professor Persi Diaconis, Cornell University
Title: Card Shuffling and Hyperplane Rearrangements
Contact Info here
ESAM Colloquium Tech M416, 4:00pm
Dr. M. Short, U. Illinois
Title: Multi-dimensional instability of detonation waves
Contact Info here

Tuesday, February 10, 1998

Algebra Seminar Lunt 104, 4:30pm
Professor Mikhail Kapranov, Northwestern University
Title: Noncommutative Geometry in the Perturbative Regime
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Professor Steve Lalley, University of Chicago
Title: Self-Affine Sets:Some Dimensional Anomalies
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Benson Farb, University of Chicago
Title: Geometry and Rigidity for the Baumslag-Solitar Groups
Abstract and details available

Thursday, February 12, 1998

Topology Seminar Lunt 107, 4:10pm
Professor Charles Rezk, Northwestern University
Title: Brown-Comenetz duality and localization
Special Note: THE TALK IS NOT IN THE USUAL DAY OF THE WEEK AND IN A DIFFERENT ROOM
Contact Info here

Friday, February 13, 1998

Special Seminar Lunt 105, 4:10pm
Professor Brian Hall, UCSD,
Title: Holomorphic methods in analysis
Abstract and details available

Monday, February 16, 1998

ESAM Colloquium Tech M416, 4:00pm
Professor E. Knobloch , U. California, Berkeley
Title: Bursts
Special Note: sponsored by the Chicago Area Applied Mathematics Consortium
Contact Info here
Topology Seminar Lunt 104, 4:10pm
Professor John Palmieri, University of Notre Dame
Title: The structure of the Bousfield lattice
Contact Info here

Tuesday, February 17, 1998

Analysis Seminar Lunt 107, 4:00pm
Professor George Gasper, Northwestern University
Title: q-Fractional Integrals and Applications
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Rafael Ruggiero Rodrigues, PUC -- Rio de Janeiro
Title: Topological stability and Gromov hyperbolicity
Contact Info here
ESAM Colloquium Tech M416, 4:00pm
Professor E. Knobloch , U. California, Berkeley
Title: Fully nonlinear rapidly rotating convection
Contact Info here

Wednesday, February 18, 1998

Colloquium Lunt 105, 4:00pm
Professor Eric Zaslow, Harvard University
Title: Categorical Mirror Symmetry: The Elliptic Curve
Abstract and details available

Thursday, February 19, 1998

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
Professor John Franks , Northwestern University
Title: The Gauss-Bonnet theorem for polyhedra
Contact Info here

Friday, February 20, 1998

Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Professor Julio Ottino, Northwestern U.
Title: Mixing, Segregation, and Chaos in Granular Materials
Abstract and details available

Monday, February 23, 1998

Topology Seminar Lunt 104, 4:10pm
Professor Vassily Gorbounov, University of Kentucky
Title: On the splitting of the formal completion of Jacobians of curves from the point of view of analysis
Contact Info here

Tuesday, February 24, 1998

Algebra Seminar Lunt 104, 4:30pm
Professor Jim Bryan, UC, Berkeley
Title: Modular forms and the enumerative geometry of K3 and Abelian surfaces
Special Note: This talk complements a talk at U of C on Wednesday at 4.30.
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Professor E. N. Barron , Loyola University of Chicago
Title: Option Pricing
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Marian Gidea, Loyola University of Chicago
Title: Non-Smooth Dynamical Systems that Exhibit Hyperbolic Behavior
Abstract and details available

March 21-24, March 21, 1998

Northwestern PDE Conference in conjunction with the Spring 1998 Midwest PDE Seminar

Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
Jim Wiseman, Northwestern University
Title: God help the state of Maine when mathematics reach for her
Contact Info here
PDE Seminar Lunt 105, 3:00pm
Professor Hans Kaper, Argonne National Laboratory
Title: The Ginzburg-Landau Equations of Superconductivity
Special Note: Joint PDE/Applied Math. Seminar
Contact Info here
PDE Seminar Lunt 105, 4:10pm
Professor Norman Lebovitz, The University of Chicago
Title: Nonlinear Methods for Elliptical Instabilities in Fluids
Special Note: Joint PDE/Applied Math. Seminar
Contact Info here
Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Professor Monica Olvera de la Cruz , Northwestern U.
Title: Phase Segregation in Ternary Polymer Blends
Special Note: For students there will be an informal introduction at 1:30 in M416
Abstract and details available
PDE Seminar Lunt 105, 4:00pm
Professor Henghui Zou, University of Alabama
Title: On positive solutions of degenerate $p$-Laplacian equations on $R^n$.
Contact Info here
ESAM Colloquium Tech M416, 4:00pm
Professor R. Lande , U. Oregon
Title: Anthropogenic, ecological and genetic factors in extinction
Contact Info here
Algebra Seminar Lunt 104, 4:30pm
Professor Lev Rozansky, University of Illinois, Chicago
Title: Burau representation of the braid group and the structure of the colored Jones polynomial
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Marlies Gerber, Indiana University
Title: Horocycle foliations on surfaces of nonpositive curvature
Contact Info here
Colloquium Lunt 105, 4:10pm
Professor Chris Woodward, Harvard University
Title: Symplectic quotients and moduli spaces of flat connections
Abstract and details available
Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
Scott G. Moar, Northwestern University
Title: TBA
Contact Info here
PDE Seminar Lunt 105, 4:00pm
Mariko Arisawa, University of Wisconsin
Title: On some homogenization problems for second-order elliptic P.D.Es.
Contact Info here
Topology Seminar Lunt 107, 4:10pm
Professor Clarence Wilkerson, Purdue University
Title: Lie groups and friends at the prime 2
Special Note: The talk is not in the usual place and day of the week.
Abstract and details available
Interdisciplinary Seminar in Nonlinear Science M416, 2:00pm
Professor Bob Eisenberg, Rush Medical Center
Title: Ionic Channels in Biological Membranes: Natural Nanotubes Described by the Drift-diffusion Equations
Abstract and details available
Topology Seminar Lunt 104, 4:10pm
Professor John Klein, University of Bielefeld
Title: a compression theorem for embeddings
Contact Info here
Algebra Seminar Lunt 104, 4:30pm
Scott Thatcher, Northwestern University
Title: Hecke operators on vector bundles over elliptic curves
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Youngna Choi , Northwestern University
Title: Attractors for Lorenz-like maps
Contact Info here
Graduate Dynamical Systems Seminar Lunt 104, 4:00pm
David Richeson, Northwestern University
Title: TBA
Contact Info here
PDE Seminar Lunt, 3:00pm
Professor Omar Gil, University of Minnesota
Title: The focusing problem for the p-Laplacian evolution equation
Contact Info here
Colloquium Lunt 105, 4:00pm
Professor John Lott, University of Michigan
Title: The Zero-in-the-Spectrum Question
Abstract and details available
Workshops/Conferences ,
Professor ,
Title:
Contact Info here
Workshops/Conferences , 2:00pm
Professor C. Morawetz ,
Title:
Contact Info here
ESAM Colloquium Tech M416, 4:00pm
Professor S. Troian , Princeton U.
Title: Novel instabilities in thin liquid films: the beauty and the beast
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Sen Hu, Princeton
Title: On self-similarity of critical KAM curves
Contact Info here

Sunday , March 22, 1998

Nonlinear PDE and Applications

ESAM Colloquium U. Chicago Eckhart 202 Refreshments at 3:30 in E209, 4:00pm
Professor T.P. Liu, Stanford U.
Title: Quasilinear hyperbolic parabolic PDE's: Recent progress and new challenges
Special Note: Chicago Area Applied Mathematics Consortium
Contact Info here
ESAM Colloquium Tech M416, 4:00pm
Dr. M. Mineev-Weinstein , Los Alamos National Lab
Title: Selection of the Saffman-Taylor finger width in the absence of surface tension: an exact resu
Contact Info here
PDE Seminar Leverone, Coon Forum, 9:00am
,
Title: Northwestern PDE Conference in conjunction with the Spring 1998 Midwest PDE Seminar
Special Note: The PDE conference will be held in Leverone Hall, 2001 Sheridan Road, Evanston; March 21-24, 1998
Contact Info here
Nonlinear PDE and Applications
Interdisciplinary Seminar in Nonlinear Science Tech M416, 4:00pm
Professor S. Morris, U. Toronto, Canada
Title: Electroconvection patterns in suspended smectic films
Special Note: unusual day and time
Abstract and details available

Monday, March 30, 1998

ESAM Colloquium Tech M416, 4:00pm
Professor S. Solla , Northwestern U.
Title: Connections between statistical physics and statistical inference: a Bayesian approach to learning theory
Contact Info here

Tuesday, April 14, 1998

Algebra Seminar Lunt 104, 4:30pm
Professor Kevin Knudson, Northwestern University
Title: On the homology of SL_2(Z[t])
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Professor Mark Pinsky, Northwestern University
Title: Pointwise Fourier Inversion, the Wave Equation, and Fourier Bessel Series
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Viviane Baladi, University of Geneva
Title: The spectrum of coupled map lattices: beyond the first gap
Abstract and details available
Interdisciplinary Seminar in Nonlinear Science Tech M416, 1:00pm
Professor Steve Morris, U. Toronto, Canada
Title: Electroconvection patterns in suspended smectic films
Special Note: unusal day and time
Abstract and details available

Thursday, April 16, 1998

Graduate Dynamical Systems Seminar Lunt 216, 10:30am
Youngna Choi, Northwestern University
Title: Thesis Defense: One Dimensional Lorenz-like Attractors
Contact Info here

Friday, April 17, 1998

Colloquium Lunt 105, 4:30pm
Professor Ofer Zeitouni, Electrical Engineering, Technion
Title: Asymptotics for random combinatorial structures
Abstract and details available
Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Professor Liz Bradley, University of Colorado
Title: Chaos and Control
Abstract and details available
Topology Seminar Lunt 107, 3:00pm
Professor Paul Shick, John Carroll University
Title: Toward the stable homotopy of finite complexes
Special Note: Special session, not in the standard time or day
Contact Info here

Monday, April 20, 1998

Topology Seminar Lunt 104, 4:10pm
Professor William Richter,
Title: Poincare surgery and nonfiberwise homotopy theory
Contact Info here

Tuesday, April 21, 1998

Algebra Seminar Lunt 104, 4:30pm
Professor Dan Nakano, Utah State University
Title: Representation type of Schur algebras
Contact Info here

Wednesday, April 22, 1998

Colloquium Lunt 105, 4:30pm
Professor Barry Simon, Caltech
Title: A New Approach to Inverse Spectral Theory
Contact Info here

Thursday, April 23, 1998

PDE Seminar Lunt 105, 4:10pm
Professor Robert Jerrard, University of Illinois at Urbana Champaigh
Title: Functions of bounded higher variation
Contact Info here

Friday, April 24, 1998

Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Professor Alvin Bayliss, Northwestern U.
Title: New Modes of Burning in Solid Fuel Combustion
Abstract and details available
Special Seminar Lunt 105, 2:00pm
Professor Steven Brahms, New York University
Title: Fair Division
Abstract and details available

Tuesday, April 28, 1998

Algebra Seminar Lunt 104, 4:30pm
Professor Barbara Fantechi, University of Trento
Title: Obstructions for deformation functors and applications
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Professor Walter Trebels,
Title: On the Rate of a.e. Convergence of Poisson Type Means
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Predrag Cvitanovic', Northwestern, Department of Physics & Astronomy
Title: Kneading theory for 2-dimensional maps: the pruning front conjecture
Abstract and details available

Thursday, April 30, 1998

ESAM Colloquium Tech M416, 4:00pm
Professor L. Mahadevan , MIT
Title: Crescents and Cones in Crumpled Sheets
Special Note: unusual day
Contact Info here
Graduate Dynamical Systems Seminar Lunt 216, 11:00am
David Richeson, Northwestern University
Title: Thesis Defense: TBA
Contact Info here
Topology Seminar Lunt 107, 4:10pm
Professor David Hunter, North Central College
Title: Characterizing spectra with $U$-injective cohomology which satisfy the Brown-Gitler property
Special Note: The session is not in the usual time and place
Contact Info here

Saturday, May 2, 1998

NU-UC Workshop on Nonlinear/Complex Systems


Monday, May 4, 1998

Topology Seminar Lunt 104, 4:10pm
Professor Paul Goerss, University of Washington
Title: Hopf rings, Dieudonn\'e modules, and E_\ast \Omega^2 S^3
Contact Info here

Tuesday, May 5, 1998

Algebra Seminar Lunt 104, 4:30pm
Professor Thomas Geisser, University of Illinois, Urbana-Champaign
Title: K-theory in characteristic p
Contact Info here
Analysis Seminar Lunt 107, 4:00pm
Malgorzata Stawiska , Northwestern University
Title: Chebyshev Polynomials on Equipotential Curves of a Quadratic Julia Set
Contact Info here
Graduate Dynamical Systems Seminar TBA, TBA
Antonio Garcia,
Title: Thesis Defense: TBA
Contact Info here

Wednesday, May 6, 1998

Colloquium Lunt 105, 4:30pm
Professor Chris Woodward, Harvard University
Title: Eigenvalue Inequalities and Quantum Cohomology of the Grassmannian
Abstract and details available

Thursday, May 7, 1998

Graduate Dynamical Systems Seminar Lunt 216, 11:00am
John M. Alongi, Northwestern University
Title: Thesis Defense: Rotation vectors on compact surfaces
Contact Info here
PDE Seminar Lunt 105, 4:10pm
Professor Yuan Lou, University of Chicago
Title: The proof of a conjecture about the peturbed Gelfand problem.
Contact Info here

Friday, May 8, 1998

Algebra Seminar Lunt 104, 4:00pm
Professor Chris Bendel, University of Notre Dame
Title: Representations of restricted Lie algebras and powers of p-characters
Special Note: This is not the usual time or day of the week!
Contact Info here
Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Dr. Alastair Rucklidge, Cambridge U., England
Title: Bifurcations of periodic orbits with spatio-temporal symmetries
Abstract and details available

Monday, May 11, 1998

Topology Seminar Lunt 104, 4:10pm
Professor Vassily Gorbounov, University of Kentucky
Title: Formal groups obtained from \Theta functions
Contact Info here

Tuesday, May 12, 1998

Analysis Seminar Lunt 107, 4:00pm
Professor William Kath, Northwestern University
Title: "Stability of Pulses with Phase-Sensitive Amplifiers"
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Kathy Alligood, George Mason University
Title: Global Bifurcations of Chaotic Basic Sets
Contact Info here
PDE Seminar Lunt 103, 3:00pm
Professor Piermarco Cannarsa, Universita di Roma
Title: Singularities of solutions to H-J-B equations with application to optimal control
Special Note: Time changed ! This is not the usual day !
Contact Info here

Thursday, May 14, 1998

Dynamical Systems Seminar Lunt 107, 4:00pm
Professor Lee Mosher, Rutgers -- Newark
Title: Quasi-isometries and solvable groups
Special Note: Note special time, date, and room
Contact Info here
PDE Seminar Lunt 105, 4:10pm
Professor Bob Jensen, Loyola University of Chicago
Title: Cramer's Theorem via PDEs
Contact Info here

Monday, May 18, 1998

Topology Seminar Lunt 104, 4:10pm
Professor Brooke Shipley, University of Chicago
Title: Classification of stable model categories
Contact Info here

Tuesday, May 19, 1998

Analysis Seminar Lunt 107, 4:00pm
Professor Rodrigo Banuelos, Purdue University
Title: Extremal Problems in Analysis (Green Functions, Heat Kernels,...) Arising from Probabilistic Considerations
Contact Info here
Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Hildeberto Carbral, TBA
Title: Periodic solutions of symmetric perturbations of the Kepler problem
Contact Info here

Wednesday, May 20, 1998

Colloquium Tech Bldg. Lecture Room 6, 4:30pm
Professor David Ruelle, Institut des Hautes Etudes Scientifiques
Title: New theoretical ideas in nonequilibrium statistical mechanics
Special Note: Joint Physics & Astronomy / Mathematics Colloquium
Contact Info here

Thursday, May 21, 1998

PDE Seminar Lunt 105, 4:10pm
Professor Robert McCann , Brown University
Title: Shape Recognition, Optimal Transportation, and Extremal Doubly Stochastic Measures
Contact Info here

Friday, May 22, 1998

Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Professor Susan Friedlander, U. Illinois, Chicago
Title: Nonlinear Instabilities in fluid flows
Abstract and details available

Tuesday, May 26, 1998

Dynamical Systems Seminar Lunt 105, 4:00pm
Florence Newberger, University of Maryland
Title:
Contact Info here

Wednesday, May 27, 1998

Topology Seminar Lunt 102, 4:10pm
Professor Brayton Gray, University of Illinois at Chicago
Title: The EHP spectral sequence for V(0)
Special Note: Special session. Note the different day.
Contact Info here

Thursday, May 28, 1998

ESAM Colloquium Tech M416, 4:00pm
Dr. V. Kovanis, Phillips Labs
Title: Instabilities of Coupled Diode Lasers
Contact Info here

Friday, May 29, 1998

Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Professor Giles Novak, Northwestern U.
Title: New observations of interstellar magnetic fields
Abstract and details available

Tuesday, June 2, 1998

Dynamical Systems Seminar Lunt 105, 4:00pm
Professor Andrew Torok, Princeton University
Title: "Density of stably ergodic diffeomorphisms around some non-ergodic ones"
Contact Info here

Thursday, June 25, 1998

PDE Seminar Lunt 107, 4:10pm
Professor Michel Rascle, University of Nice, France
Title: A New Fluid Model of Traffic Flow
Contact Info here

Wednesday, August 5, 1998

PDE Seminar Lunt 107, 3:30pm
Professor Ling Hsiao, Academia Sinica, Beijing
Title: Quasilinear hyperbolic systems with damping mechanism
Contact Info here
PDE Seminar Lunt 107, 4:30pm
Professor M. Kratka, University of Chicago
Title: Multidimensional compressible Navier-Stokes equations with free boundary and symmetryh
Contact Info here

Thursday, August 27, 1998

Interdisciplinary Seminar in Nonlinear Science Tech M416, 2:00pm
Dr. J. Eggers, U. Essen
Title: Coalescence of Two Spheres
Abstract and details available
PDE Seminar Lunt 105, 4:10pm
Professor Marshall Slemrod , University of Wisconsin at Madison
Title: TBA
Contact Info here
PDE Seminar Lunt 105, 4:10pm
Professor Marshall Slemrod, University of Wisconsin at Madison
Title: TBA
Contact Info here
ESAM Colloquium Tech M128, 12:00 noon
Professor R. Kamm, M.I.T.
Title: The role of mechanics in the biological remodeling of the asthmatic airway
Special Note: Jointly sponsored by B.M.E. unusual location and time!
Contact Info here

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