# Previous Weekly Bulletins

# 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
- NYU Poly Mathematics Colloquium
- Probability and Mathematical Physics Seminar
- Dynamical Systems Seminar

# CS Seminars

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

# Previous Bulletins

### WEDNESDAY, JANUARY 23

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Rational and Integral Points on Algebraic Varieties

Yuri Tschinkel, CIMS

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, JANUARY 24

APPLIED MATH LAB SEMINAR: 12:30 P.M., WWH 1314

Collective Behavior Arising from an Assembly of Self-propelled Objects

Xiao-lun Wu, University of Pittsburg

http://www.math.nyu.edu/~mdb/aml.html

### FRIDAY, JANUARY 25

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Open Problems and Applications of Nonlinear, Irregular and Vector Subdivision Schemes

Thomas Yu, RPI

### MONDAY, JANUARY 28

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Critical Exponents for 2D Percolation

Stanislov Smirnov, KTH

http://www.math.nyu.edu/seminars/probability_seminar.html

MATH COLLOQUIUM:3:45 - 5:00 P.M., WWH 1302

Critical Percolation and Conformal Invariance

Stanislov Smirnov, Royal Institute of Technology (KTH), Sweden

Special Note: Colloquium Tea in the Lounge, 3:15 - 3:45 P.M.

### TUESDAY, JANUARY 29

APPLIED MATH LAB SEMINAR: 12:30 P.M., WWH 613

Optimum Design of a MEMS Relay Switch (Or: A variation on a problem by J. Keller)

Michael Brenner, Harvard University

Note change of day and room

http://www.math.nyu.edu/~mdb/aml.html

### WEDNESDAY, JANUARY 30

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Counting Rational Points on Elliptic Curves and Some Unusual Applications

Enrico Bombieri, IAS

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, JANUARY 31

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

On the Barden-Cooper-Schriffer Gap Equations

Yisong Yang, Brooklyn PolyTech, visiting IAS

http://www.math.nyu.edu/seminars/analysis_seminar.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., Room TBA

Complicated Dynamics in an Over-Simplified Dynamo Problem

Ignacio Bosch, Madrid

### FRIDAY, FEBRUARY 1

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Near-Optimal Sparse Fourier Representations via Sampling

Anna Gilbert, AT&T Labs - Research, Florham Park, NJ

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Eulerian Lagrangian Description(28 mins.)

4:00 TALK:Simulations of the SHEBA-Column Data in a Layered Model

Anastasia Romanou, CIMS

http://fish.cims.nyu.edu/student_GFD

### MONDAY, FEBRUARY 4

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Lattice Boltzmann Method for Fluid Flows

Shiyi Chen, Johns Hopkins

http://www.math.nyu.edu/seminars/probability_seminar.html

JOINT MATHEMATICS AND COMPUTER SCIENCE COLLOQUIUM:3:45 - 5:00 P.M., WWH 1302

Quantum Algorithms

Peter Shor, AT&T Laboratories

Special Note: Colloquium Tea in the Lounge, 3:15 - 3:45 P.M.

http://www.math.nyu.edu/faculty/shelley/colloq/colloq.html

### TUESDAY, FEBRUARY 5

SPECIAL ANALYSIS SEMINAR:2:30 P.M., WWH 1302

Selective Decay Principle for Basic Geophysical Flows

Xiaoming Wang, Iowa State, visiting CIMS

http://www.math.nyu.edu/seminars/analysis_seminar.html

NEUROTUESDAY SEMINAR:5:00 - 6:30 P.M., WWH 1314

The Dynamics of Perceptual Bi-Stability in Ambiguous Motion Displays

Nava Rubin, CNS, NYU

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

### THURSDAY, FEBRUARY 7

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

The Chern-Simons Equations

Yisong Yang, Brooklyn PolyTech, visiting IAS

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

Todd Squires, Harvard University

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Swaption Smiles via the WKB Method

Andrew Lesniewski, BNP Paribas

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, FEBRUARY 8

MEETING FOR ALL COURANT MATH AND CS FACULTY:12:00 Noon, WWH 109

with Dr. John Sexton

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Pressure Fields and Fluid Acceleration(40 mins.)

http://fish.cims.nyu.edu/student_GFD

### TUESDAY, FEBRUARY 12

SPECIAL ANALYSIS SEMINAR:2:30 P.M., WWH 1302

Sigma Model and Cosmis Strings

Yisong Yang, Brooklyn PolyTech, visiting IAS

http://www.math.nyu.edu/seminars/analysis_seminar.html

### WEDNESDAY, FEBRUARY 13

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

The Structure and Composition of the Atmospheric Annular Modes

Paul Kushner, Geophysical Fluid Dynamics Laboratory (GFDL/NOAA)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Galois Representations on Q-curves and Solutions to A^4 + B^2 = C^p

Jordan Ellenberg, Princeton University

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, FEBRUARY 14

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Implied Volatility Smiles

Jerome Busca, Universite Paris Dauphine

http://www.math.nyu.edu/seminars/math_finance_seminar.html

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

To see the listings for CIMS Seminars, go to: http://www.cims.nyu.edu/

Scroll down, then click on CIMS SEMINARS

To SUBSCRIBE electronically for the CIMS Weekly Bulletin, send an email message to

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

To UNSUBSCRIBE, send an email message to:

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center (Warren Weaver Hall, 2nd floor) or at any of the ITS computer labs.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 15 | January 30, 2002 |
---|

### WEDNESDAY, JANUARY 30

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Counting Rational Points on Elliptic Curves and Some Unusual Applications

Enrico Bombieri, IAS

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, JANUARY 31

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

On the Barden-Cooper-Schriffer Gap Equations

Yisong Yang, Brooklyn PolyTech, visiting IAS

http://www.math.nyu.edu/seminars/analysis_seminar.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., WWH 1314

Complicated Dynamics in an Over-Simplified Dynamo Problem

Ignacio Bosch, Madrid

### FRIDAY, FEBRUARY 1

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Near-Optimal Sparse Fourier Representations via Sampling

Anna Gilbert, AT&T Labs - Research, Florham Park, NJ

NO APPLIED MATH SEMINAR

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Eulerian Lagrangian Description(28 mins.)

4:00 TALK:Simulations of the SHEBA-Column Data in a Layered Model

Anastasia Romanou, CIMS

http://fish.cims.nyu.edu/student_GFD

### MONDAY, FEBRUARY 4

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Lattice Boltzmann Method for Fluid Flows

Shiyi Chen, Johns Hopkins

http://www.math.nyu.edu/seminars/probability_seminar.html

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 513

A Study of Instability Phenomena of Collapsible Tube Conveying Viscous Fluid: Computational and Analytical Approaches and Experimental Results

Xiaodong Wang, Polytechnic University (Brooklyn Poly)

Please note unusual DAY and ROOM

JOINT MATHEMATICS AND COMPUTER SCIENCE COLLOQUIUM:3:30 - 3:45 P.M., WWH 109

Quantum Algorithms

Peter Shor, AT&T Laboratories

Colloquium Tea in the Lounge, 3:05 - 3:25 P.M.

Note the change in room number and time of talk and tea

http://www.math.nyu.edu/faculty/shelley/colloq/colloq.html

### TUESDAY, FEBRUARY 5

SPECIAL ANALYSIS SEMINAR:2:30 P.M., WWH 1302

Selective Decay Principle for Basic Geophysical Flows

Xiaoming Wang, Iowa State, visiting CIMS

http://www.math.nyu.edu/seminars/analysis_seminar.html

NEUROTUESDAY SEMINAR:5:00 - 6:30 P.M., WWH 1314

The Dynamics of Perceptual Bi-Stability in Ambiguous Motion Displays

Nava Rubin, CNS, NYU

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

### THURSDAY, FEBRUARY 7

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

The Chern-Simons Equations

Yisong Yang, Brooklyn PolyTech, visiting IAS

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:12:30 P.M., WWH 1302

XML Data Integration: Query Processing and Declarative Generation of Query Front-Ends

Vasilis Vassalos, NYU Stern

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

Todd Squires, Harvard University

http://www.math.nyu.edu/~mdb/aml.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., WWH 1314

Thurston's Earthquake Measure and Sullivan's Classifications of Circle Diffeomorphisms

Jun Hu, CIMS

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Swaption Smiles via the WKB Method

Andrew Lesniewski, BNP Paribas

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, FEBRUARY 8

MEETING FOR ALL COURANT MATH AND CS FACULTY:12:00 Noon, WWH 109

with Dr. John Sexton

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Time Reversal for Waves in Random Media

Guillaume Bal, Columbia University

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Pressure Fields and Fluid Acceleration(40 mins.)

http://fish.cims.nyu.edu/student_GFD

### MONDAY, FEBRUARY 11

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Density of States for Random Band Matrices

Margherita Disertori, IAS

http://www.math.nyu.edu/seminars/probability_seminar.html

### TUESDAY, FEBRUARY 12

SPECIAL ANALYSIS SEMINAR:2:30 P.M., WWH 1302

Sigma Model and Cosmis Strings

Yisong Yang, Brooklyn PolyTech, visiting IAS

http://www.math.nyu.edu/seminars/analysis_seminar.html

### WEDNESDAY, FEBRUARY 13

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

The Structure and Composition of the Atmospheric Annular Modes

Paul Kushner, Geophysical Fluid Dynamics Laboratory (GFDL/NOAA)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:RESCHEDULED TO FEBRUARY 20

Galois Representations on Q-curves and Solutions to A^4 + B^2 = C^p

Jordan Ellenberg, Princeton University

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, FEBRUARY 14

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

Andy Lau, Penn State University

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Implied Volatility Smiles

Jerome Busca, Universite Paris Dauphine

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, FEBRUARY 15

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Solving Differential Equations Without the Equations: `Coarse' Integration/Bifurcation Analysis for Microscopic/Stochastic Simulators

Ioannis Kevrekidis, Chemical Engineering and Applied and Computational Mathematics, Princeton University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

The Heterogeneous Multi-Scale Method: A General Methodology for Multi-Scale Modeling

Weinan E, Princeton University

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Waves in Fluids(33 mins.)

4:00 TALK:Ice-Ocean Interactions

Adrian Jenkins, British Antarctic Survey (BAS)

http://fish.cims.nyu.edu/student_GFD

### WEDNESDAY, FEBRUARY 20

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Galois Representations on Q-curves and Solutions to A^4 + B^2 = C^p

Jordan Ellenberg, Princeton University

http://www.math.nyu.edu/~tschinke/seminar.html

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

To see the listings for CIMS Seminars, go to: http://www.cims.nyu.edu/

Scroll down, then click on CIMS SEMINARS

To SUBSCRIBE electronically for the CIMS Weekly Bulletin, send an email message to

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

To UNSUBSCRIBE, send an email message to:

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center (Warren Weaver Hall, 2nd floor) or at any of the ITS computer labs.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 16 | February 6, 2002 |
---|

SPECIFY YOUR CONTENT HERE. IT COULD BE TEXT, IMAGES, OR RICH
HTML

### THURSDAY, FEBRUARY 7

CRYSTALLINE MOTION SEMINAR:10:00 - 11:00 A.M., WWH 1302

Our Model of Crystalline Motion

Matteo Novaga, University of Pisa

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

The Chern-Simons Equations

Yisong Yang, Brooklyn PolyTech, visiting IAS

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:12:30 P.M., WWH 1302

XML Data Integration: Query Processing and Declarative Generation of Query Front-Ends

Vasilis Vassalos, NYU Stern

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Like-Charge Attraction between Colloidal Particles: Thermodynamics or Hydrodynamics?

Todd Squires, Harvard University

http://www.math.nyu.edu/~mdb/aml.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., WWH 1314

Thurston's Earthquake Measure and Sullivan's Classifications of Circle Diffeomorphisms

Jun Hu, CIMS

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Swaption Smiles via the WKB Method

Andrew Lesniewski, BNP Paribas

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, FEBRUARY 8

MEETING FOR ALL COURANT MATH AND CS FACULTY:12:00 Noon, WWH 109

with Dr. John Sexton

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Time Reversal for Waves in Random Media

Guillaume Bal, Columbia University

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Pressure Fields and Fluid Acceleration(40 mins.)

http://fish.cims.nyu.edu/student_GFD

### MONDAY, FEBRUARY 11

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Density of States for Random Band Matrices

Margherita Disertori, IAS

http://www.math.nyu.edu/seminars/probability_seminar.html

### TUESDAY, FEBRUARY 12

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Modeling the Brain as a Tissue, Not As a Network

Charles S. Peskin, CIMS

SPECIAL ANALYSIS SEMINAR:2:30 P.M., WWH 1302

Sigma Model and Cosmis Strings

Yisong Yang, Brooklyn PolyTech, visiting IAS

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH SEMINAR:2:30 - 3:00 P.M., WWH 1314

An Eulerian Framework for Geometrical Optics using Level Sets

Richard Tsai, Harvard University

Note different room number for this seminar

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Issues in Motion Planning of Metamorphic Systems

Adrian Dumitrescu, University of Wisconsin

Please note new place and time!

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, FEBRUARY 13

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

The Structure and Composition of the Atmospheric Annular Modes

Paul Kushner, Geophysical Fluid Dynamics Laboratory (GFDL/NOAA)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:RESCHEDULED TO FEBRUARY 20

Galois Representations on Q-curves and Solutions to A^4 + B^2 = C^p

Jordan Ellenberg, Princeton University

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, FEBRUARY 14

CRYSTALLINE MOTION SEMINAR:10:00 A.M., WWH 1314

Informal Discussion on Homothetic Motion by Crystalline Curvature

There is no speaker since it is an informal discussion

COMPUTER SCIENCE COLLOQUIUM:12:30 P.M., WWH 1302

Catastrophe Preparedness

Steven Flynn, Commander, US Coast Guard, Senior Fellow, National Security Studies

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Electrostatics of Highly-charged Surfaces: Fluctuation and Correlation Effects

Andy Lau, Penn State University

http://www.math.nyu.edu/~mdb/aml.html

SPECIAL APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Scaling Theory of Singularities

Jens Eggers, University of Essen

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Implied Volatility Smiles

Jerome Busca, Universite Paris Dauphine

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, FEBRUARY 15

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Solving Differential Equations Without the Equations: `Coarse' Integration/Bifurcation Analysis for Microscopic/Stochastic Simulators

Ioannis Kevrekidis, Chemical Engineering and Applied and Computational Mathematics, Princeton University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Heterogeneous Multiscale Methods

Weinan E, Princeton University

Note change in title of talk

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Waves in Fluids(33 mins.)

4:00 TALK:Ice-Ocean Interactions

Adrian Jenkins, British Antarctic Survey (BAS)

http://fish.cims.nyu.edu/student_GFD

### MONDAY, FEBRUARY 18

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:NO MEETING FOR FEBRUARY 18 AND 25

http://www.math.nyu.edu/seminars/probability_seminar.html

### TUESDAY, FEBRUARY 19

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Some Applications of the Immersed Boundary Method with Massive Boundary

Yongsam Kim, CIMS

NEUROTUESDAY SEMINAR:5:00 - 6:30 P.M., WWH 1314

Population Codes and Distance Measures in Probability

Kukjin Kang, CIMS

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Maxwell's Correspondence and Gain Graphs

Konstantin Rybnikov, Cornell University

Please note new place and time!

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, FEBRUARY 20

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Atmospheric Response to Extratropical SST Anomalies: A Review of Recent Observations, Theoretical Studies, and GCM Experiments

Yochanan Kushnir, Lamont-Doherty Earth Observation (LDEO - Columbia University

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Galois Representations on Q-curves and Solutions to A^4 + B^2 = C^p

Jordan Ellenberg, Princeton University

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, FEBRUARY 21

CRYSTALLINE MOTION SEMINAR:10:00 A.M., WWH 1314

Do Curves Moving by Crystalline Curvature Go to Wulff-shaped Points?

Alina Stancu, Polytechnic Institute of Brooklyn

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Recent Progress in the Mathematical Analysis of Vortex Sheets

Sijue Wu, University of Maryland

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Continuum Equations for Rarefied Gas

Ed Spiegel, Columbia University

http://www.math.nyu.edu/~mdb/aml.html

COMPUTER SCIENCE COLLOQUIUM:12:30 P.M., WWH 1302

Capturing Motion Models for Animation

Chris Bregler, Stanford University

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

A Neoclassical Look at Behavioral Finance

Stephen A. Ross, MIT

http://www.math.nyu.edu/seminars/math_finance_seminar.html

MATHEMATICAL FINANCE SEMINAR:7:00 - 8:30 P.M., 13th Floor Lounge

A reception to follow the Mathematical Finance Seminar in honor of Stephen A. Ross. Join us as we celebrate the kickoff of the Seminar Series. The reception is sponsored by Island ECN.

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, FEBRUARY 22

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Vorticity Part I(23 mins.)

4:00 TALK:Finite-Amplitude Models of Double-Diffusive Convection

Timour Radko, MIT

http://fish.cims.nyu.edu/student_GFD

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

To see the listings for CIMS Seminars, go to: http://www.cims.nyu.edu/

Scroll down, then click on CIMS SEMINARS

To SUBSCRIBE electronically for the CIMS Weekly Bulletin, send an email message to

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

To UNSUBSCRIBE, send an email message to:

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center (Warren Weaver Hall, 2nd floor) or at any of the ITS computer labs.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 17 | February 13, 2002 |
---|

### WEDNESDAY, FEBRUARY 13

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

The Structure and Composition of the Atmospheric Annular Modes

Paul Kushner, Geophysical Fluid Dynamics Laboratory (GFDL/NOAA)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

### THURSDAY, FEBRUARY 14

CRYSTALLINE MOTION SEMINAR:10:00 A.M., WWH 1314

Informal Discussion on Homothetic Motion by Crystalline Curvature

There is no speaker since it is an informal discussion

COMPUTER SCIENCE COLLOQUIUM:12:30 P.M., WWH 1302

Catastrophe Preparedness

Steven Flynn, Commander, US Coast Guard, Senior Fellow, National Security Studies

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Electrostatics of Highly-charged Surfaces: Fluctuation and Correlation Effects

Andy Lau, Penn State University

http://www.math.nyu.edu/~mdb/aml.html

SPECIAL APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Scaling Theory of Singularities

Jens Eggers, University of Essen

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Implied Volatility Smiles

Jerome Busca, Universite Paris Dauphine

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, FEBRUARY 15

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Solving Differential Equations Without the Equations: `Coarse' Integration/Bifurcation Analysis for Microscopic/Stochastic Simulators

Ioannis Kevrekidis, Chemical Engineering and Applied and Computational Mathematics, Princeton University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Heterogeneous Multiscale Methods

Weinan E, Princeton University

Note change in title of talk

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Waves in Fluids(33 mins.)

4:00 TALK:Ice-Ocean Interactions

Adrian Jenkins, British Antarctic Survey (BAS)

http://fish.cims.nyu.edu/student_GFD

### MONDAY, FEBRUARY 18

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:NO MEETING FOR FEBRUARY 18 AND 25

http://www.math.nyu.edu/seminars/probability_seminar.html

### TUESDAY, FEBRUARY 19

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Some Applications of the Immersed Boundary Method with Massive Boundary

Yongsam Kim, CIMS

NEUROTUESDAY SEMINAR:5:00 - 6:30 P.M., WWH 1314

Population Codes and Distance Measures in Probability

Kukjin Kang, CIMS

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Maxwell's Correspondence and Gain Graphs

Konstantin Rybnikov, Cornell University

Please note new place and time!

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, FEBRUARY 20

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Atmospheric Response to Extratropical SST Anomalies: A Review of Recent Observations, Theoretical Studies, and GCM Experiments

Yochanan Kushnir, Lamont-Doherty Earth Observation (LDEO - Columbia University

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Galois Representations on Q-curves and Solutions to A^4 + B^2 = C^p

Jordan Ellenberg, Princeton University

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, FEBRUARY 21

CRYSTALLINE MOTION SEMINAR:10:00 A.M., WWH 1314

Do Curves Moving by Crystalline Curvature Go to Wulff-shaped Points?

Alina Stancu, Polytechnic Institute of Brooklyn

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Recent Progress in the Mathematical Analysis of Vortex Sheets

Sijue Wu, University of Maryland

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Continuum Equations for Rarefied Gas

Ed Spiegel, Columbia University

http://www.math.nyu.edu/~mdb/aml.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Capturing Motion Models for Animation

Chris Bregler, Stanford University

Note change in time and place

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

A Neoclassical Look at Behavioral Finance

Stephen A. Ross, MIT

http://www.math.nyu.edu/seminars/math_finance_seminar.html

MATHEMATICAL FINANCE SEMINAR:7:00 - 8:30 P.M., 13th Floor Lounge

A reception to follow the Mathematical Finance Seminar in honor of Stephen A. Ross. Join us as we celebrate the kickoff of the Seminar Series. The reception is sponsored by Island ECN.

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, FEBRUARY 22

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Tractability of Multivariate Problems

Henryk Wozniakowski, Computer Science Department, Columbia University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Kinetic Monte Carlo: Algorithms and Approximations

Tim Schulze, University of Tennessee

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Vorticity Part I(23 mins.)

4:00 TALK:Finite-Amplitude Models of Double-Diffusive Convection

Timour Radko, MIT

http://fish.cims.nyu.edu/student_GFD

### MONDAY, FEBRUARY 25

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:NO MEETING FOR FEBRUARY 25

http://www.math.nyu.edu/seminars/probability_seminar.html

### TUESDAY, FEBRUARY 26

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Lower Envelopes and Their Overlays

Micha Sharir, Tel Aviv University and NYU http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, FEBRUARY 27

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

The Jetstream Waveguide and Circumglobal Teleconnections

Grant Branstator, National Center for Atomospheric Research (NCAR)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

### THURSDAY, FEBRUARY 28

CRYSTALLINE MOTION SEMINAR:10:00 - 11:00 A.M., WWH 1314

Polycrystalline Grain Boundary Motion: How to Handle Triple Junctions and Grain Rotation?

Jean Taylor, Rutgers University

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Scaling Laws for Degenerate Fourth Order Equations

Felix Otto, University of Bonn

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

Silas Alben, CIMS

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Tba

Rama Cont, Princeton University

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, MARCH 1

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Optimization of Acoustic Source Strength in the Problems of Active Noise Control

Semyon V. Tsynkov, North Carolina State University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

The Limit from the Schrodinger-Poisson to the Vlasov-Poisson Equations with General Data in One Dimension

Yuxi Zheng, Penn State University

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Vorticity Part II(21 mins.)

4:00 TALK:Structure Formation in Melting Snow Inspired by Penitentes, Suncups, and Dirt Cones

Meredith Betterton, CIMS

http://fish.cims.nyu.edu/student_GFD

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center (Warren Weaver Hall, 2nd floor) or at any of the ITS computer labs.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 18 | February 20, 2002 |
---|

### WEDNESDAY, FEBRUARY 20

SPECIAL NUMERICAL ANALYSIS SEMINAR:1:30 P.M., WWH 1013

Wavelet Based Numerical Homogenization

Olof Runborg, Royal Institute of Technology, Stockholm

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Atmospheric Response to Extratropical SST Anomalies: A Review of Recent Observations, Theoretical Studies, and GCM Experiments

Yochanan Kushnir, Lamont-Doherty Earth Observation (LDEO - Columbia University

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Galois Representations on Q-curves and Solutions to A^4 + B^2 = C^p

Jordan Ellenberg, Princeton University

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, FEBRUARY 21

CRYSTALLINE MOTION SEMINAR:10:00 A.M., WWH 1314

Do Curves Moving by Crystalline Curvature Go to Wulff-shaped Points?

Alina Stancu, Polytechnic Institute of Brooklyn

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Recent Progress in the Mathematical Analysis of Vortex Sheets

Sijue Wu, University of Maryland

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Continuum Equations for Rarefied Gas

Ed Spiegel, Columbia University

http://www.math.nyu.edu/~mdb/aml.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Capturing Motion Models for Animation

Chris Bregler, Stanford University

Note change in time and place

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

A Neoclassical Look at Behavioral Finance

Stephen A. Ross, MIT

http://www.math.nyu.edu/seminars/math_finance_seminar.html

MATHEMATICAL FINANCE SEMINAR:7:00 - 8:30 P.M., 13th Floor Lounge

A reception to follow the Mathematical Finance Seminar in honor of Stephen A. Ross. Join us as we celebrate the kickoff of the Seminar Series. The reception is sponsored by Island ECN.

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, FEBRUARY 22

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Tractability of Multivariate Problems

Henryk Wozniakowski, Computer Science Department, Columbia University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Kinetic Monte Carlo: Algorithms and Approximations

Tim Schulze, University of Tennessee

JOINT DYNAMICS SEMINAR:WWH 102

This is a seminar on dynamical systems and related fields organized jointly by groups at Courant, IBM, Princeton, Stony Brook and Yale

- 3:30 - 4:25 P.M.

Expansive Subdynamics for Algebraic Z^d-actions

Doug Lind, University of Washington and Yale University- 4:45 - 6:00 P.M.

Rigidity Phenomena for Large Group Actions on Compact Manifolds

David Fisher, Yale University

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Vorticity Part I(23 mins.)

4:00 TALK:Finite-Amplitude Models of Double-Diffusive Convection

Timour Radko, MIT

http://fish.cims.nyu.edu/student_GFD

GRADUATE STUDENTS AND POSTDOCS SEMINAR:3:30 P.M., WWH 1302

Geometry Group Presentation

H. Hofer, T. Colding, J. Cheeger, and M. Gromov

This is the first group presentation in our seminar, this Spring Term. The speakers will talk about their research, and, more generally, the research that goes on at Courant in Geometry.

There will be a reception from 3:00 - 3:30 P.M. before the seminar in the Lounge

### MONDAY, FEBRUARY 25

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:NO MEETING FOR FEBRUARY 25

http://www.math.nyu.edu/seminars/probability_seminar.html

### TUESDAY, FEBRUARY 26

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

The Geometry of Signal Processing in Bistable Neurons (Theory, Simulations and Experiments)

Daniel Forger (CIMS), John Clay (NIH) and David Paydarfar (UMass Med)

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Lower Envelopes and Their Overlays

Micha Sharir, Tel Aviv University and NYU

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, FEBRUARY 27

SPECIAL ANALYSIS SEMINAR:2:00 P.M., WWH 1302

Tba

Piotr Mucha, University of Warsaw in Poland

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

The Jetstream Waveguide and Circumglobal Teleconnections

Grant Branstator, National Center for Atomospheric Research (NCAR)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

### THURSDAY, FEBRUARY 28

CRYSTALLINE MOTION SEMINAR:10:00 - 11:00 A.M., WWH 1314

Polycrystalline Grain Boundary Motion: How to Handle Triple Junctions and Grain Rotation?

Jean Taylor, Rutgers University

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Scaling Laws for Degenerate Fourth Order Equations

Felix Otto, University of Bonn

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

The Boosting Approach to Machine Learning

Robert Schapire, AT&T Labs

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Free-Streamline Flows Past Thin Elastic Bodies

Silas Alben, CIMS

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Tba

Rama Cont, Princeton University

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, MARCH 1

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Optimization of Acoustic Source Strength in the Problems of Active Noise Control

Semyon V. Tsynkov, North Carolina State University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

The Limit from the Schrodinger-Poisson to the Vlasov-Poisson Equations with General Data in One Dimension

Yuxi Zheng, Penn State University

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Vorticity Part II(21 mins.)

4:00 TALK:Structure Formation in Melting Snow Inspired by Penitentes, Suncups, and Dirt Cones

Meredith Betterton, CIMS

http://fish.cims.nyu.edu/student_GFD

5:00 - 6:00 P.M., WWH LoungeMusic at CIMS: MOZART:

### TUESDAY, MARCH 5

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Modeling a `Robofly' with the Immersed Boundary Method

Laura Miller, CIMS

SPECIAL ANALYSIS SEMINAR:3:30 - 5:00 P.M., WWH 1013

Trace Formulae and Tridiagonal Matrices

Rowan Killip, University of Pennsylvania

NEUROTUESDAY SEMINAR:5:00 - 6:30 P.M., WWH 1314

Dynamics and Plasticity in Early Visual Processing

Tai Sing Lee, Carnegie Mellon

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Noncrossing Configurtions in Geometric Graphs

Rados Radoicic, MIT

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, MARCH 6

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Computer Modeling of Climate Change: Computational Problems and Challenges

Warren Washington, National Center for Atmospheric Research (NCAR)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Tba

H. Cohn

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, MARCH 7

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Nonlinear Schrodinger Equations in Weak $L^p$ Spaces

Thierry Cazenave, University of Paris VI

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Tba

Robert Grimm, University of Washington

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

The Physics of Nothing Brought Down to Earth: Spontaneous Emission from Molecules within Levitated Microdroplets

Steve Arnold, Polytechnic

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Spectral Covariance Matrix and Applications to Finance

Francois Oustry, Raise Partner

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, MARCH 8

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

H-box Methods for the Approximation of Conservation Laws on Irregular Grids and in Complex Geometries

Christiane Helzel, CIMS

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Deformation of Continuous Media(38 mins.)

http://fish.cims.nyu.edu/student_GFD

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center (Warren Weaver Hall, 2nd floor) or at any of the ITS computer labs.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 19 | February 27, 2002 |
---|

### WEDNESDAY, FEBRUARY 27

SPECIAL ANALYSIS SEMINAR:2:00 P.M., WWH 1302

The Navier-Stokes Equations and the Maximum Principle

Piotr Mucha, University of Warsaw in Poland

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

The Jetstream Waveguide and Circumglobal Teleconnections

Grant Branstator, National Center for Atomospheric Research (NCAR)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

### THURSDAY, FEBRUARY 28

CRYSTALLINE MOTION SEMINAR:10:00 - 11:00 A.M., WWH 1314

Polycrystalline Grain Boundary Motion: How to Handle Triple Junctions and Grain Rotation?

Jean Taylor, Rutgers University

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Scaling Laws for Degenerate Fourth Order Equations

Felix Otto, University of Bonn

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

The Boosting Approach to Machine Learning

Robert Schapire, AT&T Labs

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Free-Streamline Flows Past Thin Elastic Bodies

Silas Alben, CIMS

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:CANCELLED

Tba

Rama Cont, Princeton University

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, MARCH 1

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Optimization of Acoustic Source Strength in the Problems of Active Noise Control

Semyon V. Tsynkov, North Carolina State University

DIFFERENTIAL GEOMETRY/TOPOLOGY SEMINAR:1:00 P.M., WWH 1013

Holomorphic Discs and Low Dimensional Topology

Peter Ozsvath, Princeton University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

The Limit from the Schrodinger-Poisson to the Vlasov-Poisson Equations with General Data in One Dimension

Yuxi Zheng, Penn State University

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Vorticity Part II(21 mins.)

4:00 TALK:Structure Formation in Melting Snow Inspired by Penitentes, Suncups, and Dirt Cones

Meredith Betterton, CIMS

http://fish.cims.nyu.edu/student_GFD

MUSIC AT CIMS:5:00 - 6:00 P.M., WWH Lounge

Arias and Duets from The Marriage of Figaro, Don Giovanni, The Magic Flute, Il Re Pastore and The Impresario as well as Trio for Clarinet, Viola, and Piano in E flat, K. 498

### MONDAY, MARCH 4

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Large Deviation Functionals for Some Simple Stationary Nonequilibrium Systems

Joel Lebowitz, Rutgers University

http://www.math.nyu.edu/seminars/probability_seminar.html

### TUESDAY, MARCH 5

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Modeling a `Robofly' with the Immersed Boundary Method

Laura Miller, CIMS

SPECIAL ANALYSIS SEMINAR:3:30 - 5:00 P.M., WWH 1013

Trace Formulae and Tridiagonal Matrices

Rowan Killip, University of Pennsylvania

NEUROTUESDAY SEMINAR:5:00 - 6:30 P.M., WWH 1314

Dynamics and Plasticity in Early Visual Processing

Tai Sing Lee, Carnegie Mellon

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Noncrossing Configurations in Geometric Graphs

Rados Radoicic, MIT

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, MARCH 6

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Computer Modeling of Climate Change: Computational Problems and Challenges

Warren Washington, National Center for Atmospheric Research (NCAR)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Sphere Packing and Harmonic Analysis

Henry Cohn, Microsoft

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, MARCH 7

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Nonlinear Schrodinger Equations in Weak $L^p$ Spaces

Thierry Cazenave, University of Paris VI

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Programming for Pervasive Computing Environments

Robert Grimm, University of Washington

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

The Physics of Nothing Brought Down to Earth: Spontaneous Emission from Molecules within Levitated Microdroplets

Steve Arnold, Polytechnic

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Spectral Covariance Matrix and Applications to Finance

Francois Oustry, Raise Partner

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, MARCH 8

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

H-box Methods for the Approximation of Conservation Laws on Irregular Grids and in Complex Geometries

Christiane Helzel, CIMS

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Internal Hydraulic Jumps and Mixing in Two-layer Flows

David Holland, CIMS

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Deformation of Continuous Media(38 mins.)

http://fish.cims.nyu.edu/student_GFD

### MONDAY, MARCH 11

APPLIED MATH SPRING BREAK SEMINAR:2:00 P.M., WWH 1302

Back to the Early Universe by Optimal Mass Transportation

Uriel Frisch, Observatoire de Nice

Note special day

### TUESDAY, MARCH 12

NEUROTUESDAY SEMINAR:NO SEMINAR, Spring Break

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Covering a Triangle with Homothetic Copies

Zoltan Furedi, University of Illinois, Urbana

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, MARCH 13

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Density Results for Automorphic Forms on Hilbert Modular Groups

Roberto Miatello, University of Cordoba and UCSD

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, MARCH 14

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Elliptic Problems in Vortex Theory

Gabriella Tarantello, Universita di Roma Tor Vergata

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SPRING BREAK SEMINAR:12:30 P.M., WWH 1314

Topological Shocks in Burgers Turbulence

Jeremie Bec, Observatoire de Nice

http://www.math.nyu.edu/~mdb/aml.html

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center (Warren Weaver Hall, 2nd floor) or at any of the ITS computer labs.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

by The JavaScript Source

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 20 | March 6, 2002 |
---|

### WEDNESDAY, MARCH 6

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Computer Modeling of Climate Change: Computational Problems and Challenges

Warren Washington, National Center for Atmospheric Research (NCAR)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Sphere Packing and Harmonic Analysis

Henry Cohn, Microsoft

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, MARCH 7

CRYSTALLINE MOTION SEMINAR:10:00 A.M., WWH 1314

Triple Junction Motion

Jean Taylor, Rutgers University

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Nonlinear Schrodinger Equations in Weak $L^p$ Spaces

Thierry Cazenave, University of Paris VI

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Programming for Pervasive Computing Environments

Robert Grimm, University of Washington

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

The Physics of Nothing Brought Down to Earth: Spontaneous Emission from Molecules within Levitated Microdroplets

Steve Arnold, Polytechnic

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Spectral Covariance Matrix and Applications to Finance

Francois Oustry, Raise Partner

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, MARCH 8

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

H-box Methods for the Approximation of Conservation Laws on Irregular Grids and in Complex Geometries

Christiane Helzel, CIMS

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Internal Hydraulic Jumps and Mixing in Two-layer Flows

David Holland, CIMS

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Deformation of Continuous Media(38 mins.)

http://fish.cims.nyu.edu/student_GFD

### MONDAY, MARCH 11

APPLIED MATH SPRING BREAK SEMINAR:2:00 P.M., WWH 1302

Back to the Early Universe by Optimal Mass Transportation

Uriel Frisch, Observatoire de Nice

Note special day

### TUESDAY, MARCH 12

NEUROTUESDAY SEMINAR:NO SEMINAR, Spring Break

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Covering a Triangle with Homothetic Copies

Zoltan Furedi, University of Illinois, Urbana

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, MARCH 13

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Density Results for Automorphic Forms on Hilbert Modular Groups

Roberto Miatello, University of Cordoba and UCSD

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, MARCH 14

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Elliptic Problems in Vortex Theory

Gabriella Tarantello, Universita di Roma Tor Vergata

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SPRING BREAK SEMINAR:12:30 P.M., WWH 1314

Topological Shocks in Burgers Turbulence

Jeremie Bec, Observatoire de Nice

http://www.math.nyu.edu/~mdb/aml.html

### FRIDAY, MARCH 15

NUMERICAL ANALYSIS SEMINAR:Spring Recess

### MONDAY, MARCH 18

MATH COLLOQUIUM:3:45 - 5:00 P.M., WWH 1302

Tba

Ingrid Daubechies, Princeton University

Special Note: Colloquium Tea in the Lounge, 3:15 - 3:45 P.M.

### TUESDAY, MARCH 19

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Cytokines and the Brain

Anthony Cerami, The Kenneth S. Warren Institute

SPECIAL ANALYSIS SEMINAR:2:30 - 3:45 P.M., WWH 1302

Quantized Vortices: From Ginzburg-Landau to Gross-Pitaevskii

Qiang Du, Penn State University

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Extremal Problems in Graph Drawings in the Plane

Rom Pinchasi, MIT, Cambridge

http://www.math.nyu.edu/seminars/geometry_seminar.html

### THURSDAY, MARCH 21

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Z [sub] N-curves, Riemann-Hilbert Problems and Schlesinger Equations

Tamara Grava, Imperial College of Science, Technology and Medicine

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Particle Clouds

John Bush, MIT

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Stochastic Calculus of Variations in Mathematical Finance

Paul Malliavin, Universite Paris VI

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, MARCH 22

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., WWH 102

Automated Decision Procedures: A General-Purpose Verification Solution

Clark Barrett, Stanford University

Refreshments will be served from 10:30 - 11:00 A.M. in the Grumman Lounge located on the 13th floor in Warren Weaver Hall

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Coarse Graining in Micromagnetics

Geoffrey Grinstein, IBM Corporation

SEMINAR FOR GRADUATE STUDENTS AND POSTDOCS:3:30 P.M., WWH 1302

Optimization with Applications in Quantum Mechanics

Bas Braams and Michael Overton (CIMS)

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Tba

John Marshall, University of Reading (NCAR)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Low Reynolds Number Flow(33 mins.)

http://fish.cims.nyu.edu/student_GFD

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center, 10 Astor Place, 4th Floor.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 21 | March 13, 2002 |
---|

### WEDNESDAY, MARCH 13

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Density Results for Automorphic Forms on Hilbert Modular Groups

Roberto Miatello, University of Cordoba and UCSD

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, MARCH 14

CRYSTALLINE MOTION SEMINAR:10:00 A.M., WWH 1314

Evolution of Triple Junctions: Isotropic Case

Matteo Novaga, University of Pisa

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Elliptic Problems in Vortex Theory

Gabriella Tarantello, Universita di Roma Tor Vergata

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Perspective Unbound: Visionary Rendering

Daphna Weinshall, Hebrew University

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH LAB SPRING BREAK SEMINAR:12:30 P.M., WWH 1314

Topological Shocks in Burgers Turbulence

Jeremie Bec, Observatoire de Nice

http://www.math.nyu.edu/~mdb/aml.html

### FRIDAY, MARCH 15

NUMERICAL ANALYSIS SEMINAR:Spring Recess

### MONDAY, MARCH 18

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Spectral and Dynamical Properties of Schroedinger Operators with Random Potential

Michael Aizenman, Princeton University

http://www.math.nyu.edu/seminars/probability_seminar.html

MATH COLLOQUIUM:3:45 - 5:00 P.M., WWH 1302

Tba

Ingrid Daubechies, Princeton University

Special Note: Colloquium Tea in the Lounge, 3:15 - 3:45 P.M.

### TUESDAY, MARCH 19

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., WWH 1302

Applications of Modeling and Simulation in Computational Biology

Russell Schwartz, NEC

Refreshments will be served from 10:30 - 11:00 A.M. in the Grumman Lounge located the 13th floor in Warren Weaver Hall

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Cytokines and the Brain

Anthony Cerami, The Kenneth S. Warren Institute

SPECIAL ANALYSIS SEMINAR:2:30 - 3:45 P.M., WWH 1302

Quantized Vortices: From Ginzburg-Landau to Gross-Pitaevskii

Qiang Du, Penn State University

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Extremal Problems in Graph Drawings in the Plane

Rom Pinchasi, MIT, Cambridge

http://www.math.nyu.edu/seminars/geometry_seminar.html

### THURSDAY, MARCH 21

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Z [sub] N-curves, Riemann-Hilbert Problems and Schlesinger Equations

Tamara Grava, Imperial College of Science, Technology and Medicine

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Particle Clouds

John Bush, MIT

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Stochastic Calculus of Variations in Mathematical Finance

Paul Malliavin, Universite Paris VI

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, MARCH 22

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., WWH 102

Automated Decision Procedures: A General-Purpose Verification Solution

Clark Barrett, Stanford University

Refreshments will be served from 10:30 - 11:00 A.M. in the Grumman Lounge located on the 13th floor in Warren Weaver Hall

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Coarse Graining in Micromagnetics

Geoffrey Grinstein, IBM Corporation

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Tba

David Marshall, University of Reading (NCAR)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Low Reynolds Number Flow(33 mins.)

http://fish.cims.nyu.edu/student_GFD

### MONDAY, MARCH 25

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Global Information from Local Observations

Itai Benjamini, Microsoft

http://www.math.nyu.edu/seminars/probability_seminar.html

### TUESDAY, MARCH 26

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

A Stochastic Model of Immune System Germinal Center Dynamics

Andrew Bellinger, CIMS

COURANT LECTURES (PART I):3:00 P.M., WWH 1302

Some PDE Methods for Weak KAM Theory: Introduction and Heuristics

Lawrence C. Evans, University of California, Berkeley

Note: Reception in the Lounge will follow the Lecture

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Geometric Permutations of Disjoint Unit Balls

Yunhong Zhou, Compaq Systems Research Center, Palo Alto

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, MARCH 27

MAGNETO-FLUID DYNAMICS SEMINAR:11:00 A.M., WWH 813

The Role of Clustering in Interpreting Non-diffusive Transport Measurements in Tokamaks

Keith Hopcraft, University of Nottingham

http://www.math.nyu.edu/seminars/mfd_seminar.html

COURANT LECTURES (PART II):2:00 P.M., WWH 1302

Some PDE Methods for Weak KAM Theory: Estimates and Applications

Lawrence C. Evans, University of California, Berkeley

### THURSDAY, MARCH 28

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

The Local Structure of Micromagnetic Neel Walls

Tristan Riviere, ETH

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Automating the Design of Visualizations

Agrawala Maneesh, Stanford University

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Networks and Noise

Michael Elowitz, Rockefeller University

http://www.math.nyu.edu/~mdb/aml.html

### FRIDAY, MARCH 29

APPLIED MATH SEMINAR:NO SEMINAR

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Fundamentals of Boundary Layers(24 mins.)

http://fish.cims.nyu.edu/student_GFD

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center, 10 Astor Place, 4th Floor.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 22 | March 20, 2002 |
---|

### WEDNESDAY, MARCH 20

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Tba

David Marshall, University of Reading (NCAR)

Sponsored by the Center for Atmosphere-Ocean Science.

Note change in date.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

### THURSDAY, MARCH 21

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Z [sub] N-curves, Riemann-Hilbert Problems and Schlesinger Equations

Tamara Grava, Imperial College of Science, Technology and Medicine

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Particle Clouds

John Bush, MIT

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Stochastic Calculus of Variations in Mathematical Finance

Paul Malliavin, Universite Paris VI

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, MARCH 22

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., WWH 102

Automated Decision Procedures: A General-Purpose Verification Solution

Clark Barrett, Stanford University

Refreshments will be served from 10:30 - 11:00 A.M. in the Grumman Lounge located on the 13th floor in Warren Weaver Hall

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Coarse Graining in Micromagnetics

Geoffrey Grinstein, IBM Corporation

SEMINAR FOR GRADUATE STUDENTS AND POSTDOCS:3:30 P.M., WWH 1302

Optmization with Applications in Quantum Mechanics

Bas Braams and Michael Overton (CIMS)

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Low Reynolds Number Flow(33 mins.)

http://fish.cims.nyu.edu/student_GFD

### MONDAY, MARCH 25

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Global Information from Local Observations

Itai Benjamini, Microsoft

http://www.math.nyu.edu/seminars/probability_seminar.html

### TUESDAY, MARCH 26

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

A Stochastic Model of Immune System Germinal Center Dynamics

Andrew Bellinger, CIMS

COURANT LECTURES (PART I):3:00 P.M., WWH 1302

Some PDE Methods for Weak KAM Theory: Introduction and Heuristics

Lawrence C. Evans, University of California, Berkeley

Note: Reception in the Lounge will follow the Lecture

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Geometric Permutations of Disjoint Unit Balls

Yunhong Zhou, Compaq Systems Research Center, Palo Alto

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, MARCH 27

MAGNETO-FLUID DYNAMICS SEMINAR:11:00 A.M. - 12:00 Noon, WWH 813

The Role of Clustering in Interpreting Non-diffusive Transport Measurements in Tokamaks

Keith Hopcraft, University of Nottingham

http://www.math.nyu.edu/seminars/mfd_seminar.html

COURANT LECTURES (PART II):2:00 P.M., WWH 1302

Some PDE Methods for Weak KAM Theory: Estimates and Applications

Lawrence C. Evans, University of California, Berkeley

### THURSDAY, MARCH 28

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

The Local Structure of Micromagnetic Neel Walls

Tristan Riviere, ETH

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Automating the Design of Visualizations

Maneesh Agrawala, Stanford University

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Networks and Noise

Michael Elowitz, Rockefeller University

http://www.math.nyu.edu/~mdb/aml.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., WWH 1314

SRB Measures as Zero-Noise Limits

William Cowieson (CIMS)

### FRIDAY, MARCH 29

APPLIED MATH SEMINAR:NO SEMINAR

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Fundamentals of Boundary Layers(24 mins.)

http://fish.cims.nyu.edu/student_GFD

### MONDAY, APRIL 1

MATH COLLOQUIUM:3:45 - 5:00 P.M., WWH 1302

Learning Theory and the Bias-Variance Problem

Stephen Smale, University of California, Berkeley

Note: Colloquium Tea in the Lounge, 3:15 - 3:45 P.M.

### TUESDAY, APRIL 2

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Computer Simulation of the Whirling Instability by the Immersed Boundary Method

Sook Lim, CIMS

SPECIAL ANALYSIS SEMINAR:2:30 P.M., WWH 1302

Mean Curvature Flow in Higher Codimension

Mu-Tao Wang, Columbia University

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Hilbert Polytopes and Universal Grobner Bases

Shmuel Onn, Technion, Haifa

http://www.math.nyu.edu/seminars/geometry_seminar.html

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Simulation and Prediction of North American Coastal Weather using High Resolution Mesoscale Models

Brian Colle, Marine Sciences Research Center (MSRC) Stony Brook

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

### WEDNESDAY, APRIL 3

MAGNETO-FLUID DYNAMICS SEMINAR:11:15 A.M. - 12:00 Noon, WWH 813

Stellarator Research in Japan

Schoichi Okamura, National Institute for Fusion Research, Japan

Note change in time.

http://www.math.nyu.edu/seminars/mfd_seminar.html

### THURSDAY, APRIL 4

COMPUTER SCIENCE COLLOQUIUM:12:30 P.M., WWH 1302

Learning Theory and Problem of Statistics

Vladmiir Vapnik, NEC

Refreshments will be served from 12:00 - 12:30 P.M. in the Grumman Lounge located the 13th floor in Warren Weaver Hall

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Unzipping Random Zippers and the Mechanical Denaturation of DNA

David Lubensky, Bell Labs

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

A New Approach to Modeling Credit Risk

Phillip Protter, Cornell University and Carnegie-Mellon

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 5

COMPUTER SCIENCE COLLOQUIUM:10:30 A.M., WWH 109

Immersive Virtual Reality for Scientific Visualization

Andries van Dam, Brown University

XVII1:00 - 4:00 P.M., WWH 109thANNUAL GEOMETRY FESTIVAL (3 Days):

http://www.cims.nyu.edu/short_courses/events/program.html

- 1:00 - 3:00 P.M.

Check-In -- Outside WWH 109- 3:00 - 4:00 P.M.

Singular Plane Curves and Topological Invariants of Symplectic Manifolds

Denis Auroux, MIT

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Analysis of Bursting Electrical Activity in Pancreatic Beta-cells

Robert M. Miura, New Jersey Institute of Technology

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

3:30 FILM:Boundary Layer Control(25 mins.)

http://fish.cims.nyu.edu/student_GFD

### SATURDAY, APRIL 6

XVII8:00 A.M. - 5:00 P.M., WWH 109thANNUAL GEOMETRY FESTIVAL:

http://www.cims.nyu.edu/short_courses/events/program.html

- 8:00 - 9:30 A.M.

Breakfast -- Outside of WWH 109- 9:30 - 10:30 A.M.

On the Mass of Higher Dimensional Black Holes

Hugh Bray, MIT- 10:30 - 11:00 A.M.

Coffee Break- 11:00 A.M. - 12:00 Noon

The Space of Kahler Metrics

Xiuxiong Chen, Princeton University- 12:00 Noon - 2:30 P.M.

Lunch

- 2:30 - 3:00 P.M.

What Has Happened at DMS/NSF Over the Last Three Years

Presentation by Philippe Tondeur, Director, Division Mathematical Sciences, NSF

- 3:00 - 4:00 P.M.

On the Existence of Quasiregular Mappings

Juha Heinonen, University of Michigan- 4:00 - 5:00 P.M.

Conformally Invariant Operators and the Gauss-Bonnet Integrand

Alice Chang, Princeton University- 5:00 - 6:30 P.M.

Reception - Grumman Lounge, 13th floor WWH

### SUNDAY, APRIL 7

XVII8:00 A.M. - 12:00 Noon, WWH 109thANNUAL GEOMETRY FESTIVAL:

http://www.cims.nyu.edu/short_courses/events/program.html

- 8:00 - 9:30 A.M.

Breakfast -- Outside of WWH 109- 9:30 - 10:30 A.M.

6th Talk:Billiards and Lattices

Alex Eskin, University of Chicago- 10:30 - 11:00 A.M.

Coffee Break- 11:00 A.M. - 12:00 Noon

7th Talk:On the Yang-Mills Flow in Higher Dimensions

George Daskalopoulos, Brown University

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center, 10 Astor Place, 4th Floor.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 23 | March 27, 2002 |
---|

### WEDNESDAY, MARCH 27

MAGNETO-FLUID DYNAMICS SEMINAR:11:00 A.M. - 12:00 Noon, WWH 813

The Role of Clustering in Interpreting Non-diffusive Transport Measurements in Tokamaks

Keith Hopcraft, University of Nottingham

http://www.math.nyu.edu/seminars/mfd_seminar.html

COURANT LECTURES (PART II):2:00 P.M., WWH 1302

Some PDE Methods for Weak KAM Theory: Estimates and Applications

Lawrence C. Evans, University of California, Berkeley

### THURSDAY, MARCH 28

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

The Local Structure of Micromagnetic Neel Walls

Tristan Riviere, ETH

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Automating the Design of Visualizations

Maneesh Agrawala, Stanford University

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Networks and Noise

Michael Elowitz, Rockefeller University

http://www.math.nyu.edu/~mdb/aml.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., WWH 1314

SRB Measures as Zero-Noise Limits

William Cowieson (CIMS)

### FRIDAY, MARCH 29

APPLIED MATH SEMINAR:NO SEMINAR

SEMINAR FOR GRADUATE STUDENTS AND POSTDOCS:NO SEMINAR

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Fundamentals of Boundary Layers(24 mins.)

http://fish.cims.nyu.edu/student_GFD

### MONDAY, APRIL 1

MATH COLLOQUIUM:3:45 - 5:00 P.M., WWH 1302

Learning Theory and the Bias-Variance Problem

Stephen Smale, University of California, Berkeley

Note: Colloquium Tea in the Lounge, 3:15 - 3:45 P.M.

### TUESDAY, APRIL 2

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Computer Simulation of the Whirling Instability by the Immersed Boundary Method

Sook Lim, CIMS

SPECIAL ANALYSIS SEMINAR:2:30 P.M., WWH 1302

Mean Curvature Flow in Higher Codimension

Mu-Tao Wang, Columbia University

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

Hilbert Polytopes and Universal Grobner Bases

Shmuel Onn, Technion, Haifa

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, APRIL 3

MAGNETO-FLUID DYNAMICS SEMINAR:11:15 A.M. - 12:00 Noon, WWH 813

Stellarator Research in Japan

Schoichi Okamura, National Institute for Fusion Research, Japan

Note change in time.

http://www.math.nyu.edu/seminars/mfd_seminar.html

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Simulation and Prediction of North American Coastal Weather using High Resolution Mesoscale Models

Brian Colle, Marine Sciences Research Center (MSRC) Stony Brook

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Quasi-periodic Localization and Arithmetical Aspects

Jean Bourgain, Institute for Advanced Study

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, APRIL 4

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Optimal Cross-tie Wall Structures for a Micromagnetics Model

Sylvia Serfaty, CIMS

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:12:30 P.M., WWH 1302

Learning Theory and Problem of Statistics

Vladmiir Vapnik, NEC

Refreshments will be served from 12:00 - 12:30 P.M. in the Grumman Lounge located the 13th floor in Warren Weaver Hall

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Unzipping Random Zippers and the Mechanical Denaturation of DNA

David Lubensky, Bell Labs

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

A New Approach to Modeling Credit Risk

Phillip Protter, Cornell University and Carnegie-Mellon

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 5

COMPUTER SCIENCE COLLOQUIUM:10:30 A.M., WWH 109

Immersive Virtual Reality for Scientific Visualization

Andries van Dam, Brown University

XVII1:00 - 4:00 P.M., WWH 109thANNUAL GEOMETRY FESTIVAL (3 Days):

http://www.cims.nyu.edu/short_courses/events/program.html

- 1:00 - 3:00 P.M.

Check-In -- Outside WWH 109- 3:00 - 4:00 P.M.

On the Yang-Mills Flow in Higher Dimensions

George Daskalopoulos, Brown University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Analysis of Bursting Electrical Activity in Pancreatic Beta-cells

Robert M. Miura, New Jersey Institute of Technology

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

3:30 FILM:Boundary Layer Control(25 mins.)

http://fish.cims.nyu.edu/student_GFD

SEMINAR FOR GRADUATE STUDENTS AND POSTDOCS:3:30 P.M., WWH 1302

Computational Fluids

Charles Peskin and Michael Shelley (CIMS)

### SATURDAY, APRIL 6

XVII8:00 A.M. - 5:00 P.M., WWH 109thANNUAL GEOMETRY FESTIVAL:

http://www.cims.nyu.edu/short_courses/events/program.html

- 8:00 - 9:30 A.M.

Breakfast -- Outside of WWH 109- 9:30 - 10:30 A.M.

On the Mass of Higher Dimensional Black Holes

Hugh Bray, MIT- 10:30 - 11:00 A.M.

Coffee Break- 11:00 A.M. - 12:00 Noon

The Space of Kahler Metrics

Xiuxiong Chen, Princeton University- 12:00 Noon - 2:30 P.M.

Lunch

- 2:30 - 3:00 P.M.

What Has Happened at DMS/NSF Over the Last Three Years

Presentation by Philippe Tondeur, Director, Division Mathematical Sciences, NSF

- 3:00 - 4:00 P.M.

On the Existence of Quasiregular Mappings

Juha Heinonen, University of Michigan- 4:00 - 5:00 P.M.

Conformally Invariant Operators and the Gauss-Bonnet Integrand

Alice Chang, Princeton University- 5:00 - 6:30 P.M.

Reception - Grumman Lounge, 13th floor WWH

### SUNDAY, APRIL 7

XVII8:00 A.M. - 12:00 Noon, WWH 109thANNUAL GEOMETRY FESTIVAL:

http://www.cims.nyu.edu/short_courses/events/program.html

- 8:00 - 9:30 A.M.

Breakfast -- Outside of WWH 109- 9:30 - 10:30 A.M.

6th Talk:Billiards and Lattices

Alex Eskin, University of Chicago- 10:30 - 11:00 A.M.

Coffee Break- 3:00 - 4:00 P.M.

7th Talk:Singular Plane Curves and Topological Invariants of Symplectic Manifolds

Denis Auroux, MIT

### TUESDAY, APRIL 9

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Computational Cardiac Electrophysiology with the Bidomain Equations

Boyce Griffith, CIMS

SPECIAL ANALYSIS SEMINAR:2:30 P.M., WWH 1302

Conservation Laws with Discontinuous Coefficients

Christian Klingenberg, Wurzburg University

http://www.math.nyu.edu/seminars/analysis_seminar.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

A Coding Problem for Pairs of Sets

Gyula O.H. Katona, Renyi Institute, Hungarian Academy of Sciences

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, APRIL 10

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Rotating Hydraulics and Upstream Basin Circulation

Karl Helfrich, Woods Hole Oceanographic Institution (WHOI)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

### THURSDAY, APRIL 11

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

A Signal-Processing Framework for Forward and Inverse Rendering

Ravi Ramamoorthi, Stanford University

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Tba

Wei-Ming Ni, University of Minnesota

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

James J. Allen, Princeton University

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Tba

Thomas F. Coleman, Cornell University

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 12

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

A Fast Solver for the Ornstein-Zernike Equations

C.T. Kelley, Dept. of Mathematics, North Carolina State University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Modelling the Primary Visual Cortex

David W. McLaughlin, CIMS

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Secondary Control(30 mins.)

http://fish.cims.nyu.edu/student_GFD

SEMINAR FOR GRADUATE STUDENTS AND POSTDOCS:3:30 P.M., WWH 1302

Plasma Physics Group

Paul Garabedian, Eli Hameiri, and Harold Weitzner (CIMS)

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center, 10 Astor Place, 4th Floor.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 24 | April 3, 2002 |
---|

### WEDNESDAY, APRIL 3

MAGNETO-FLUID DYNAMICS SEMINAR:11:15 A.M. - 12:00 Noon, WWH 813

Stellarator Research in Japan

Schoichi Okamura, National Institute for Fusion Research, Japan

Note change in time.

http://www.math.nyu.edu/seminars/mfd_seminar.html

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Simulation and Prediction of North American Coastal Weather using High Resolution Mesoscale Models

Brian Colle, Marine Sciences Research Center (MSRC) Stony Brook

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Quasi-periodic Localization and Arithmetical Aspects

Jean Bourgain, Institute for Advanced Study

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, APRIL 4

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Optimal Cross-tie Wall Structures for a Micromagnetics Model

Sylvia Serfaty, CIMS

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:12:30 P.M., WWH 1302

Learning Theory and Problem of Statistics

Vladmiir Vapnik, NEC

Refreshments will be served from 12:00 - 12:30 P.M. in the Grumman Lounge located the 13th floor in Warren Weaver Hall

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Unzipping Random Zippers and the Mechanical Denaturation of DNA

David Lubensky, Bell Labs

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

A New Approach to Modeling Credit Risk

Phillip Protter, Cornell University and Carnegie-Mellon

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 5

COMPUTER SCIENCE COLLOQUIUM:10:30 A.M., WWH 109

Immersive Virtual Reality for Scientific Visualization

Andries Van Dam, Brown University

XVII1:00 - 4:00 P.M., WWH 109thANNUAL GEOMETRY FESTIVAL (3 Days):

http://www.cims.nyu.edu/short_courses/events/program.html

- 1:00 - 3:00 P.M.

Check-In -- Outside WWH 109- 3:00 - 4:00 P.M.

On the Yang-Mills Flow in Higher Dimensions

George Daskalopoulos, Brown University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Analysis of Bursting Electrical Activity in Pancreatic Beta-cells

Robert M. Miura, New Jersey Institute of Technology

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

3:30 FILM:Boundary Layer Control(25 mins.)

http://fish.cims.nyu.edu/student_GFD

SEMINAR FOR GRADUATE STUDENTS AND POSTDOCS:3:30 P.M., WWH 1302

Computational Fluids

Charles Peskin and Michael Shelley (CIMS)

### SATURDAY, APRIL 6

XVII8:00 A.M. - 5:00 P.M., WWH 109thANNUAL GEOMETRY FESTIVAL:

http://www.cims.nyu.edu/short_courses/events/program.html

- 8:00 - 9:30 A.M.

Breakfast -- Outside of WWH 109- 9:30 - 10:30 A.M.

On the Mass of Higher Dimensional Black Holes

Hugh Bray, MIT- 10:30 - 11:00 A.M.

Coffee Break- 11:00 A.M. - 12:00 Noon

The Space of Kahler Metrics

Xiuxiong Chen, Princeton University- 12:00 Noon - 2:30 P.M.

Lunch

- 2:30 - 3:00 P.M.

What Has Happened at DMS/NSF Over the Last Three Years

Presentation by Philippe Tondeur, Director, Division Mathematical Sciences, NSF

- 3:00 - 4:00 P.M.

On the Existence of Quasiregular Mappings

Juha Heinonen, University of Michigan- 4:00 - 5:00 P.M.

Conformally Invariant Operators and the Gauss-Bonnet Integrand

Alice Chang, Princeton University- 5:00 - 6:30 P.M.

Reception - Grumman Lounge, 13th floor WWH

### SUNDAY, APRIL 7

XVII8:00 A.M. - 12:00 Noon, WWH 109thANNUAL GEOMETRY FESTIVAL:

http://www.cims.nyu.edu/short_courses/events/program.html

- 8:00 - 9:30 A.M.

Breakfast -- Outside of WWH 109- 9:30 - 10:30 A.M.

6th Talk:Billiards and Lattices

Alex Eskin, University of Chicago- 10:30 - 11:00 A.M.

Coffee Break- 3:00 - 4:00 P.M.

7th Talk:Singular Plane Curves and Topological Invariants of Symplectic Manifolds

Denis Auroux, MIT

### MONDAY, APRIL 8

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

The Ground State of Bose Gas

Jakob Yngvason, Schrodinger Institute at Vienna

http://www.math.nyu.edu/seminars/probability_seminar.html

### TUESDAY, APRIL 9

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Computational Cardiac Electrophysiology with the Bidomain Equations

Boyce Griffith, CIMS

SPECIAL ANALYSIS SEMINAR:2:30 P.M., WWH 1302

Conservation Laws with Discontinuous Coefficients

Christian Klingenberg, Wurzburg University

http://www.math.nyu.edu/seminars/analysis_seminar.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

A Coding Problem for Pairs of Sets

Gyula O.H. Katona, Renyi Institute, Hungarian Academy of Sciences

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, APRIL 10

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Rotating Hydraulics and Upstream Basin Circulation

Karl Helfrich, Woods Hole Oceanographic Institution (WHOI)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

SPECIAL ANALYSIS SEMINAR:5:00 P.M., WWH 513

Non-Commutative Linear Algebra and Monge-Ampere Equations

Alesker Semyon, Tel Aviv University

http://www.math.nyu.edu/seminars/analysis_seminar.html

### THURSDAY, APRIL 11

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

A Signal-Processing Framework for Forward and Inverse Rendering

Ravi Ramamoorthi, Stanford University

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Diffusion and Cross-Diffusion in Pattern Formation

Wei-Ming Ni, University of Minnesota

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

James J. Allen, Princeton University

http://www.math.nyu.edu/~mdb/aml.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., WWH 1314

Mechanical Systems with Elastic Collisions

Nikolai Chernov, University of Alabama and IAS

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Discrete Hedging Under Piecewise Linear Risk Minimization

Thomas F. Coleman, Cornell University

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 12

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

A Fast Solver for the Ornstein-Zernike Equations

C.T. Kelley, Dept. of Mathematics, North Carolina State University

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Modelling the Primary Visual Cortex

David W. McLaughlin, CIMS

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Secondary Control(30 mins.)

http://fish.cims.nyu.edu/student_GFD

SEMINAR FOR GRADUATE STUDENTS AND POSTDOCS:3:30 P.M., WWH 1302

Plasma Physics Group

Paul Garabedian, Eli Hameiri, and Harold Weitzner (CIMS)

### MONDAY, APRIL 15

MATH COLLOQUIUM:3:45 - 5:00 P.M., WWH 1302

Risk, Return and Speculation

Emanuel Derman, Goldman Sachs

Note: Colloquium Tea in the Lounge, 3:15 - 3:45 P.M.

### TUESDAY, APRIL 16

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Comparison of an ODE and a Stochastic Model for Transcription and Translation in Prokaryotes

Samuel Isaacson, CIMS

SPECIAL SEMINAR AT COURANT:2:00 P.M., WWH 1302

Long Time Existence for 3D Euler Equations with Uniformly Large Vorticity in Cylindrical Geometry

Basil Nicolaenko, Ecole Normale Superieure

NEUROTUESDAY SEMINAR:POSTPONED TO APRIL 30

The Case for Early Feedforward Integration of Multisensory Inputs

John Foxe, Nathan Kline Institute and Albert Einstein College of Medicine

NOTE: Roger Tootell's talk has been re-scheduled for April 23rd

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

On the Betti Numbers of Semi-algebraic Sets

Richard Pollack, CIMS

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, APRIL 17

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Atmospheric Gravity Wave Characteristics from Analysis of U.S. High Resolution Radiosonde Data

Marvin Geller, Marine Sciences Research Center (MSRC) Stony Brook

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Tba

Wilfried Schmidt, Harvard University

http://www.math.nyu.edu/~tschinke/seminar.html

### THURSDAY, APRIL 18

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Wigner Measure and Semi-Classical Limit of Schrodinger-Poisson Equations

Ping Zhang, Academy of Mathematics and System Sciences, The Chinese Academy of Sciences

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

Peter Palffy-Muhoray, Kent State University

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Optimal Asset Location and Allocation with Taxable and Tax-Deferred Investing

Chester Spatt, Carnegie-Mellon

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 19

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Numereical Simulation of Multibody Systems with Contacts and Friction

Florian A. Potra, Dept. of Mathematics and Statistics, University of Maryland, Baltimore County

MAGNETO-FLUID DYNAMICS SEMINAR:11:15 A.M. - 12:00 Noon, WWH 813

Double-Mode States of Flowing Plasmas: A Step Toward Finding Generalized ``Relaxed'' States

Loren Steinhauer, University of Washington

NOTE SPECIAL DAY

http://www.math.nyu.edu/seminars/mfd_seminar.html

SEMINAR FOR GRADUATE STUDENTS AND POSTDOCS:3:30 P.M., WWH 1302

Algebra

Speakers TBA (CIMS)

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:1:00 P.M., WWH 1302

The Coupling of Convection and Equatorial Waves in the Atmosphere and in Simple Models

George Kiladis, NOAA (Boulder, CO)

Sponsored by the Center for Atmosphere-Ocean Science.

NOTE SPECIAL DATE AND TIME

http://fish.cims.nyu.edu/atmos_ocean_seminars/

DIFFERENTIAL GEOMETRY/TOPOLOGY SEMINAR:1:00 P.M., WWH 1013

Estimates for the Length of a Shortest Closed Geodesic

Regina Rotman, University of Toronto and CIMS

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Equilibrium Statistical Mechanics, Turbulence Models, and Parametrization for Jupiter Jet

Bruce Turkington, University of Massachusetts

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Flow Instabilities(27 mins.)

http://fish.cims.nyu.edu/student_GFD

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center, 10 Astor Place, 4th Floor.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 25 | April 10, 2002 |
---|

Dynamic Drive

### WEDNESDAY, APRIL 10

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Rotating Hydraulics and Upstream Basin Circulation

Karl Helfrich, Woods Hole Oceanographic Institution (WHOI)

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

SPECIAL ANALYSIS SEMINAR:5:00 P.M., WWH 513

Non-Commutative Linear Algebra and Monge-Ampere Equations

Alesker Semyon, Tel Aviv University

http://www.math.nyu.edu/seminars/analysis_seminar.html

### THURSDAY, APRIL 11

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

A Signal-Processing Framework for Forward and Inverse Rendering

Ravi Ramamoorthi, Stanford University

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Diffusion and Cross-Diffusion in Pattern Formation

Wei-Ming Ni, University of Minnesota

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

James J. Allen, Princeton University

http://www.math.nyu.edu/~mdb/aml.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., WWH 1314

Mechanical Systems with Elastic Collisions

Nikolai Chernov, University of Alabama and IAS

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Discrete Hedging Under Piecewise Linear Risk Minimization

Thomas F. Coleman, Cornell University

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 12

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

A Fast Solver for the Ornstein-Zernike Equations

C.T. Kelley, Dept. of Mathematics, North Carolina State University

DIFFERENTIAL GEOMETRY/TOPOLOGY SEMINAR:1:00 P.M., WWH 1013

Quasiconformal Geometry in Metric Spaces, and the Asymptotic Geometry of 3-Manifolds

Bruce Kleiner, University of Michigan

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Modelling the Primary Visual Cortex

David W. McLaughlin, CIMS

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Secondary Control(30 mins.)

http://fish.cims.nyu.edu/student_GFD

SEMINAR FOR GRADUATE STUDENTS AND POSTDOCS:3:30 P.M., WWH 1302

Plasma Physics Group

Paul Garabedian, Eli Hameiri, and Harold Weitzner (CIMS)

### MONDAY, APRIL 15

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Two Dimensional Fermi Liquids

Horst Knorrer, ETH and IAS

http://www.math.nyu.edu/seminars/probability_seminar.html

MATH COLLOQUIUM:3:45 - 5:00 P.M., WWH 1302

Risk, Return and Speculation

Emanuel Derman, Goldman Sachs

Note: Colloquium Tea in the Lounge, 3:15 - 3:45 P.M.

### TUESDAY, APRIL 16

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Comparison of an ODE and a Stochastic Model for Transcription and Translation in Prokaryotes

Samuel Isaacson, CIMS

SPECIAL SEMINAR AT COURANT:2:00 P.M., WWH 1302

Long Time Existence for 3D Euler Equations with Uniformly Large Vorticity in Cylindrical Geometry

Basil Nicolaenko, Ecole Normale Superieure

NEUROTUESDAY SEMINAR:POSTPONED TO APRIL 30

The Case for Early Feedforward Integration of Multisensory Inputs

John Foxe, Nathan Kline Institute and Albert Einstein College of Medicine

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:POSTPONED TO APRIL 23rd

On the Betti Numbers of Semi-algebraic Sets

Richard Pollack, CIMS

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, APRIL 17

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Atmospheric Gravity Wave Characteristics from Analysis of U.S. High Resolution Radiosonde Data

Marvin Geller, Marine Sciences Research Center (MSRC) Stony Brook

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Tba

Wilfried Schmidt, Harvard University

http://www.math.nyu.edu/~tschinke/seminar.html

LEARNING SEMINAR:6:00 - 8:00 P.M., WWH 402 (CS Conference Room)

On Cucker and Smale's Learning Paper: Part I

Gilad Lerman, ICMS

The presented paper can be found at http://www.ams.org/jourcgi/jour-getitem?pii=S0273097901009235.

### THURSDAY, APRIL 18

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Wigner Measure and Semi-Classical Limit of Schrodinger-Poisson Equations

Ping Zhang, Academy of Mathematics and System Sciences, The Chinese Academy of Sciences

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

Peter Palffy-Muhoray, Kent State University

http://www.math.nyu.edu/~mdb/aml.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., WWH 1314

Aging and Scaling Limits in Nonequilibrium Statistical Mechanics

Charles Newman, CIMS

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Optimal Asset Location and Allocation with Taxable and Tax-Deferred Investing

Chester Spatt, Carnegie-Mellon

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 19

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Numereical Simulation of Multibody Systems with Contacts and Friction

Florian A. Potra, Dept. of Mathematics and Statistics, University of Maryland, Baltimore County

MAGNETO-FLUID DYNAMICS SEMINAR:11:15 A.M. - 12:15 Noon, WWH 1013

Double-Mode States of Flowing Plasmas: A Step Toward Finding Generalized ``Relaxed'' States

Loren Steinhauer, University of Washington

NOTE SPECIAL DAY

http://www.math.nyu.edu/seminars/mfd_seminar.html

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:1:00 P.M., WWH 1302

The Coupling of Convection and Equatorial Waves in the Atmosphere and in Simple Models

George Kiladis, NOAA (Boulder, CO)

Sponsored by the Center for Atmosphere-Ocean Science.

NOTE SPECIAL DATE AND TIME

http://fish.cims.nyu.edu/atmos_ocean_seminars/

DIFFERENTIAL GEOMETRY/TOPOLOGY SEMINAR:1:00 P.M., WWH 1013

Estimates for the Length of a Shortest Closed Geodesic

Regina Rotman, University of Toronto and CIMS

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Equilibrium Statistical Mechanics, Turbulence Models, and Parametrization for Jupiter Jet

Bruce Turkington, University of Massachusetts

SEMINAR FOR GRADUATE STUDENTS AND POSTDOCS:3:30 P.M., WWH 1302

Algebra

Speakers TBA (CIMS)

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Flow Instabilities(27 mins.)

http://fish.cims.nyu.edu/student_GFD

### MONDAY, APRIL 22

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Corrugated Refers to Random Boundary Condition

Vojkan Jaksic, McGill University

http://www.math.nyu.edu/seminars/probability_seminar.html

SPECIAL MATH SEMINAR:11:30 A.M., WWH 1302

Approximation Theorem for the Self-focusing Nonlinear Schroedinger Equation and for the Periodic Curves in R3

Piotr Grinevich, L.D. Landau Institute for Theoretical Physics

### TUESDAY, APRIL 23

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Estimating Transition Rates in Models of Kinesin Motor Protein

Paul Atzberger, CIMS

SPECIAL ANALYSIS SEMINAR:2:30 P.M., WWH 1302

On the Smoothness of Solutions to the Boltzmann Equations

Laurent Desvillettes, ENS Cachan

http://www.math.nyu.edu/seminars/analysis_seminar.html

NEUROTUESDAY SEMINAR:5:00 - 6:30 P.M., WWH 1314

fMRI in Awake Behaving Macaques: Cortical Maps of Stereopsis and Object Recognition Processing

Roger Tootell, Massachusetts General Hospital

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

On the Betti Numbers of Semi-algebraic Sets

Richard Pollack, CIMS

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, APRIL 24

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1314

Turbulent Mixing in the Atmosphere and Oceans: Theory and Results

Vittorio Canuto, Goddard Institute of Space Sciences (GISS/NASA)

NOTE SPECIAL ROOM

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

SPECIAL ANALYSIS SEMINAR:3:30 - 5:00 P.M., WWH 813

Topics in Spectral Theory of Jacobi Matrices

B. Simon, Caltech

NOTE TIME AND ROOM NUMBER

http://www.math.nyu.edu/seminars/analysis_seminar.html

### THURSDAY, APRIL 25

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Tba

Yan Yan Li, Rutgers University

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

Jacqueline Ashmore, Harvard University

http://www.math.nyu.edu/~mdb/aml.html

SPECIAL ANALYSIS SEMINAR:3:30 - 5:00 P.M., WWH 813

The Lost Proof of Loewner's Theorem

B. Simon, Caltech

NOTE TIME AND ROOM NUMBER

http://www.math.nyu.edu/seminars/analysis_seminar.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Option Prices in Presence of Transaction Costs

Roberto Baviera, MPS Finance Banca Mobiliare

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 26

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Computational Electromagnetics for Layered Media with Applications

W. Cai, University of North Carolina at Charlotte

DIFFERENTIAL GEOMETRY/TOPOLOGY SEMINAR:1:00 P.M., WWH 1013

The Minimal Mass of a Stationary 1-cycle and the Length of the Shortest Closed Geodesic

Alex Nabutovsky, University of Toronto and CIMS

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Finding Transition Pathways in Complex Systems: Throwing Ropes Over Rough Mountain Passes, in the Dark

David Chandler, University of California, Berkeley

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

3:30 FILM:Turbulence(29 mins.)

http://fish.cims.nyu.edu/student_GFD

2002 STUDENT PRIZE WINNERS:3:30 P.M., WWH 109, Reception following in the Lounge

Hollis Cooley Prizefor excellence and promise in undergraduate mathematics

Alex Ancheta(Advisor/Speaker: David McLaughlin)Max Goldstein Prizefor undergraduate creativity in computing

John Antoniello(Advisor/Speaker: Vincent Doogan)Sandra Bleistein Prizefor notable achievement by a woman in applied mathematics or computer science

Helena McGahagan(Advisor/Speaker: Jalal Shatah)Harold Grad Memorial Prizefor outstanding performance and promise as a graduate student

Vera Cherepinsky(Advisor/Speaker: Bud Mishra)Bella Manel Prizefor excellence and promise in mathematics on the graduate level by a woman or a member of another under-represented group

Maria Reznikoff(Advisor/Speaker: Robert Kohn)(Advisor/Speaker: Denis Zorin and Kenneth Perlin)Janet Fabri Prizefor an outstanding dissertation in computer science

Aaron HertzmannKurt O. Friedrichs Prizefor an outstanding dissertation in mathematics

Fengbo Hang(Advisor/Speaker: Fang-Hua Lin)Wilhelm T. Magnus Memorial Prizefor significant contributions to the mathematical sciences

Luoding Zhu(Advisor/Speaker: Charles Peskin)Matthew Smosna Prizefor excellence in computer science

Zhen Yin(Advisor/Speaker: Dennis Shasha)

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center, 10 Astor Place, 4th Floor.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 26 | April 17, 2002 |
---|

### WEDNESDAY, APRIL 17

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1302

Atmospheric Gravity Wave Characteristics from Analysis of U.S. High Resolution Radiosonde Data

Marvin Geller, Marine Sciences Research Center (MSRC) Stony Brook

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

NUMBER THEORY SEMINAR:5:30 - 7:00 P.M., WWH 1314

Whittacker Functions Simplified

Wilfried Schmidt, Harvard University

http://www.math.nyu.edu/~tschinke/seminar.html

LEARNING SEMINAR:6:00 - 8:00 P.M., WWH 402 (CS Conference Room)

On Cucker and Smale's Learning Paper: Part I

Gilad Lerman, ICMS

The presented paper can be found at http://www.ams.org/jourcgi/jour-getitem?pii=S0273097901009235.

### THURSDAY, APRIL 18

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Wigner Measure and Semi-Classical Limit of Schrodinger-Poisson Equations

Ping Zhang, Academy of Mathematics and System Sciences, The Chinese Academy of Sciences

http://www.math.nyu.edu/seminars/analysis_seminar.html

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Geographic Routing for Scalable Wireless Networks

Brad Karp, ICSI, Berkeley, CA

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Dynamics of Light Driven Molecular Motors

Peter Palffy-Muhoray, Kent State University

http://www.math.nyu.edu/~mdb/aml.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., WWH 1314

Aging and Scaling Limits in Nonequilibrium Statistical Mechanics

Charles Newman, CIMS

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Optimal Asset Location and Allocation with Taxable and Tax-Deferred Investing

Chester Spatt, Carnegie-Mellon

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 19

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Numerical Simulation of Multibody Systems with Contacts and Friction

Florian A. Potra, Dept. of Mathematics and Statistics, University of Maryland, Baltimore County

MAGNETO-FLUID DYNAMICS SEMINAR:11:15 A.M. - 12:15 Noon, WWH 101

Double-Mode States of Flowing Plasmas: A Step Toward Finding Generalized ``Relaxed'' States

Loren Steinhauer, University of Washington

NOTE SPECIAL ROOM, DAY AND TIME

http://www.math.nyu.edu/seminars/mfd_seminar.html

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:1:00 P.M., WWH 1302

The Coupling of Convection and Equatorial Waves in the Atmosphere and in Simple Models

George Kiladis, NOAA (Boulder, CO)

Sponsored by the Center for Atmosphere-Ocean Science.

NOTE SPECIAL DATE AND TIME

http://fish.cims.nyu.edu/atmos_ocean_seminars/

DIFFERENTIAL GEOMETRY/TOPOLOGY SEMINAR:1:00 P.M., WWH 1013

Estimates for the Length of a Shortest Closed Geodesic

Regina Rotman, University of Toronto and CIMS

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Equilibrium Statistical Mechanics, Turbulence Models, and Parametrization for Jupiter Jet

Bruce Turkington, University of Massachusetts

SEMINAR FOR GRADUATE STUDENTS AND POSTDOCS:3:30 P.M., WWH 1302

Algebraic Geometry and Algebraic Topology Research at Courant

Fedor Bogomolov, Gabriele LaNave, Sylvain Cappell, CIMS

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

3:30 FILM:Flow Instabilities(27 mins.)

4:00 TALK:Taylor Columns (Proudman, 1916)

Kai Ju Liu, CIMS

http://fish.cims.nyu.edu/student_GFD

### MONDAY, APRIL 22

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Corrugated Refers to Random Boundary Condition

Vojkan Jaksic, McGill University

http://www.math.nyu.edu/seminars/probability_seminar.html

SPECIAL MATH SEMINAR:11:30 A.M., WWH 1302

Approximation Theorem for the Self-focusing Nonlinear Schroedinger Equation and for the Periodic Curves in R3

Piotr Grinevich, L.D. Landau Institute for Theoretical Physics

MATH COLLOQUIUM:3:45 - 5:00 P.M., WWH 1302

Tba

Efim Zelmanov, Yale University

Note: Colloquium Tea in the Lounge, 3:15 - 3:45 P.M.

### TUESDAY, APRIL 23

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Estimating Transition Rates in Models of Kinesin Motor Protein

Paul Atzberger, CIMS

SPECIAL ANALYSIS SEMINAR:2:30 P.M., WWH 1302

On the Smoothness of Solutions to the Boltzmann Equations

Laurent Desvillettes, ENS Cachan

http://www.math.nyu.edu/seminars/analysis_seminar.html

NEUROTUESDAY SEMINAR:5:00 - 6:30 P.M., WWH 1314

fMRI in Awake Behaving Macaques: Cortical Maps of Stereopsis and Object Recognition Processing

Roger Tootell, Massachusetts General Hospital

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

On the Betti Numbers of Semi-algebraic Sets

Richard Pollack, CIMS

http://www.math.nyu.edu/seminars/geometry_seminar.html

### WEDNESDAY, APRIL 24

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1314

Turbulent Mixing in the Atmosphere and Oceans: Theory and Results

Vittorio Canuto, Goddard Institute of Space Sciences (GISS/NASA)

NOTE SPECIAL ROOM

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

SPECIAL ANALYSIS SEMINAR:CANCELLED

Topics in Spectral Theory of Jacobi Matrices

B. Simon, Caltech

NOTE TIME AND ROOM NUMBER

http://www.math.nyu.edu/seminars/analysis_seminar.html

### THURSDAY, APRIL 25

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Tba

Yan Yan Li, Rutgers University

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

Jacqueline Ashmore, Harvard University

http://www.math.nyu.edu/~mdb/aml.html

SPECIAL ANALYSIS SEMINAR:CANCELLED

The Lost Proof of Loewner's Theorem

B. Simon, Caltech

NOTE TIME AND ROOM NUMBER

http://www.math.nyu.edu/seminars/analysis_seminar.html

DYNAMICAL SYSTEMS SEMINAR:WWH 1314

3:30 - 4:30 P.M.

Box Dimension of Weierstrass Graphs

Darin Comeau, NYU undergrad5:00 - 6:00 P.M.

Tiling Spaces and Cantor Fiber Bundles

Bob Williams, University of Texas

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Option Prices in Presence of Transaction Costs

Roberto Baviera, MPS Finance Banca Mobiliare

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 26

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Computational Electromagnetics for Layered Media with Applications

W. Cai, University of North Carolina at Charlotte

DIFFERENTIAL GEOMETRY/TOPOLOGY SEMINAR:1:00 P.M., WWH 1013

The Minimal Mass of a Stationary 1-cycle and the Length of the Shortest Closed Geodesic

Alex Nabutovsky, University of Toronto and CIMS

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Finding Transition Pathways in Complex Systems: Throwing Ropes Over Rough Mountain Passes, in the Dark

David Chandler, University of California, Berkeley

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

3:30 FILM:Turbulence(29 mins.)

4:00 TALK:Wind-Driven Circulation (Stommel, 1948)

Diana Collins, CIMS

http://fish.cims.nyu.edu/student_GFD

2002 STUDENT PRIZE WINNERS:3:30 P.M., WWH 109, Reception following in the Lounge

Hollis Cooley Prizefor excellence and promise in undergraduate mathematics

Alex Ancheta(Advisor/Speaker: David McLaughlin)Max Goldstein Prizefor undergraduate creativity in computing

John Antoniello(Advisor/Speaker: Vincent Doogan)Sandra Bleistein Prizefor notable achievement by a woman in applied mathematics or computer science

Helena McGahagan(Advisor/Speaker: Jalal Shatah)Harold Grad Memorial Prizefor outstanding performance and promise as a graduate student

Vera Cherepinsky(Advisor/Speaker: Bud Mishra)Bella Manel Prizefor excellence and promise in mathematics on the graduate level by a woman or a member of another under-represented group

Maria Reznikoff(Advisor/Speaker: Robert Kohn)Janet Fabri Prizefor an outstanding dissertation in computer science

Aaron Hertzmann(Advisor/Speaker: Denis Zorin and Kenneth Perlin)Kurt O. Friedrichs Prizefor an outstanding dissertation in mathematics

Fengbo Hang(Advisor/Speaker: Fang-Hua Lin)Wilhelm T. Magnus Memorial Prizefor significant contributions to the mathematical sciences

Luoding Zhu(Advisor/Speaker: Charles Peskin)Matthew Smosna Prizefor excellence in computer science

Zhen Yin(Advisor/Speaker: Dennis Shasha)

### MONDAY, APRIL 29

COMPUTER SCIENCE COLLOQUIUM:11:30 A.M., WWH 1302

Tba

Dina Katabi, Massachusetts Institute of Technology

Refreshments will be served from 11:00 - 11:30 A.M. in the Grumman Lounge on the 13th floor of Warren Weaver Hall

### TUESDAY, APRIL 30

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., WWH 1302

Tba

Nick Koudas, AT&T Labs

Refreshments will be served from 10:30 - 11:00 A.M. in the Grumman Lounge on the 13th floor of Warren Weaver Hall

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Computational Methods in Phylogenetic Tree Reconstruction

Katherine St. John, City University of New York

NEUROTUESDAY SEMINAR:5:00 - 6:30 P.M., WWH 1314

The Case for Early Feedforward Integration of Multisensory Inputs

John Foxe, Nathan Kline Institute and Albert Einstein College of Medicine

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

The Solution of Steinhaus' Lattice Point Problem

R. Daniel Mauldin, University of North Texas, Denton

http://www.math.nyu.edu/seminars/geometry_seminar.html

### THURSDAY, MAY 2

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Tba

Lihe Wang, University of Iowa

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Molecular Dynamics Simulation of Non-Newtonian Fluids

Joel Koplik, CUNY

http://www.math.nyu.edu/~mdb/aml.html

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Understanding Large Movements in Stock Market Activity

H. Eugene Stanley, Boston University

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, MAY 3

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Discontinuous Galerkin Methods for Hyperbolic Conservation Laws

Joseph E. Flaherty, Scientific Computation Ressearch Center, Rensselaer Polytechnic Institute

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Real-Time Dynamic Atomic Broadcast

Nancy Lynch, Massachusetts Institute of Technology

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Tba

Blaise Bourdin, CIMS

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

3:30 FILM:Rheological Behavior of Fluids(22 mins.)

4:00 TALK:Sea-Ice Dynamics

Ryan Walker, CIMS

http://fish.cims.nyu.edu/student_GFD

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center, 10 Astor Place, 4th Floor.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 27 | April 24, 2002 |
---|

### WEDNESDAY, APRIL 24

COLLOQUIUM IN ATMOSPHERE-OCEAN SCIENCE:3:30 - 4:30 P.M., WWH 1314

Turbulent Mixing in the Atmosphere and Oceans: Theory and Results

Vittorio Canuto, Goddard Institute of Space Sciences (GISS/NASA)

NOTE SPECIAL ROOM

Sponsored by the Center for Atmosphere-Ocean Science.

http://fish.cims.nyu.edu/atmos_ocean_seminars/

SPECIAL ANALYSIS SEMINAR:CANCELLED

Topics in Spectral Theory of Jacobi Matrices

B. Simon, Caltech

http://www.math.nyu.edu/seminars/analysis_seminar.html

LEARNING SEMINAR:6:00 - 8:00 P.M., WWH 402 (CS Conference Room

On Estimates of the Defect Function in Cucker's and Smale's Paper

Gilad Lerman, CIMS

Additional Info: The presented paper can be found in:

http://www.ams.org/jourcgi/jour-getitem?pii=S0273097901009235

### THURSDAY, APRIL 25

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

On Some Conformally Invariant Fully Nonlinear Equations

Yanyan Li, Rutgers University

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Tba

Jacqueline Ashmore, Harvard University

http://www.math.nyu.edu/~mdb/aml.html

SPECIAL ANALYSIS SEMINAR:CANCELLED

The Lost Proof of Loewner's Theorem

B. Simon, Caltech

http://www.math.nyu.edu/seminars/analysis_seminar.html

DYNAMICAL SYSTEMS SEMINAR:WWH 1314

3:30 - 4:30 P.M.

Box Dimension of Weierstrass Graphs

Darin Comeau, NYU undergrad5:00 - 6:00 P.M.

Tiling Spaces and Cantor Fiber Bundles

Bob Williams, University of Texas

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Option Prices in Presence of Transaction Costs

Roberto Baviera, MPS Finance Banca Mobiliare

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, APRIL 26

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Computational Electromagnetics for Layered Media with Applications

W. Cai, University of North Carolina at Charlotte

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Automatic Verification of Parameterized System

Lenore Zuck, NYU

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

DIFFERENTIAL GEOMETRY/TOPOLOGY SEMINAR:1:00 P.M., WWH 1013

The Minimal Mass of a Stationary 1-cycle and the Length of the Shortest Closed Geodesic

Alex Nabutovsky, University of Toronto and CIMS

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Finding Transition Pathways in Complex Systems: Throwing Ropes Over Rough Mountain Passes, in the Dark

David Chandler, University of California, Berkeley

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

3:30 FILM:Turbulence(29 mins.)

4:00 TALK:Wind-Driven Circulation (Stommel, 1948)

Diana Collins, CIMS

http://fish.cims.nyu.edu/student_GFD

2002 STUDENT PRIZE WINNERS:3:30 P.M., WWH 109, Reception following in the Lounge

Hollis Cooley Prizefor excellence and promise in undergraduate mathematics

Alex Ancheta(Advisor/Speaker: David McLaughlin)Max Goldstein Prizefor undergraduate creativity in computing

John Antoniello(Advisor/Speaker: Vincent Doogan)Sandra Bleistein Prizefor notable achievement by a woman in applied mathematics or computer science

Helena McGahagan(Advisor/Speaker: Jalal Shatah)Harold Grad Memorial Prizefor outstanding performance and promise as a graduate student

Vera Cherepinsky(Advisor/Speaker: Bud Mishra)Bella Manel Prizefor excellence and promise in mathematics on the graduate level by a woman or a member of another under-represented group

Maria Reznikoff(Advisor/Speaker: Robert Kohn)Janet Fabri Prizefor an outstanding dissertation in computer science

Aaron Hertzmann(Advisor/Speaker: Denis Zorin and Kenneth Perlin)Kurt O. Friedrichs Prizefor an outstanding dissertation in mathematics

Fengbo Hang(Advisor/Speaker: Fang-Hua Lin)Wilhelm T. Magnus Memorial Prizefor significant contributions to the mathematical sciences

Luoding Zhu(Advisor/Speaker: Charles Peskin)Matthew Smosna Prizefor excellence in computer science

Zhen Yin(Advisor/Speaker: Dennis Shasha)

### MONDAY, APRIL 29

PROBABILITY AND MATHEMATICAL PHYSICS SEMINAR:11:00 A.M., WWH 613

Mixing Time for Biased Card Shuffling

Chris Hoffman, University of Washington

http://www.math.nyu.edu/seminars/probability_seminar.html

COMPUTER SCIENCE COLLOQUIUM:11:30 A.M., WWH 1302

Congestion Control in Future Large Bandwidth-Delay Product Internet

Dina Katabi, Massachusetts Institute of Technology

Refreshments will be served from 11:00 - 11:30 A.M. in the Grumman Lounge on the 13th floor of Warren Weaver Hall

NUMERICAL ANALYSIS SEMINAR:3:30 P.M., WWH 101

The Indirect Method of Domain Decomposition and the Unified Theory

Ismael Herrera-Revilla, National Autonomous University of Mexico, Mexico City

NOTE CHANGE OF ROOM AND TIME

SPECIAL ANALYSIS SEMINAR:3:45 - 5:00 P.M., WWH 1302

Gauge Theory to a Simple Kazden-Warner Type Curvature Equation

Karen Uhlenbeck, The University of Texas at Austin

NOTE TIME AND ROOM NUMBER

http://www.math.nyu.edu/seminars/analysis_seminar.html

### TUESDAY, APRIL 30

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., WWH 1302

Data Mining Using Approximate Distance Computations

Nick Koudas, AT&T Labs

Refreshments will be served from 10:30 - 11:00 A.M. in the Grumman Lounge on the 13th floor of Warren Weaver Hall

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Computational Methods in Phylogenetic Tree Reconstruction

Katherine St. John, City University of New York

NEUROTUESDAY SEMINAR:5:00 - 6:30 P.M., WWH 1314

The Case for Early Feedforward Integration of Multisensory Inputs

John Foxe, Nathan Kline Institute and Albert Einstein College of Medicine

http://www.cims.nyu.edu/~tao/neuroday/schedule.html

GEOMETRY SEMINAR:6:00 P.M., WWH 1013

The Solution of Steinhaus' Lattice Point Problem

R. Daniel Mauldin, University of North Texas, Denton

http://www.math.nyu.edu/seminars/geometry_seminar.html

### THURSDAY, MAY 2

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Tba

Lihe Wang, University of Iowa

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Molecular Dynamics Simulation of Non-Newtonian Fluids

Joel Koplik, CUNY

http://www.math.nyu.edu/~mdb/aml.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., WWH 1314

Some Problems in Dynamical Systems

Dan Mauldin, North Texas

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Understanding Large Movements in Stock Market Activity

H. Eugene Stanley, Boston University

http://www.math.nyu.edu/seminars/math_finance_seminar.html

### FRIDAY, MAY 3

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Discontinuous Galerkin Methods for Hyperbolic Conservation Laws

Joseph E. Flaherty, Scientific Computation Ressearch Center, Rensselaer Polytechnic Institute

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Real-Time Dynamic Atomic Broadcast

Nancy Lynch, Massachusetts Institute of Technology

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Tba

Blaise Bourdin, CIMS

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

3:30 FILM:Rheological Behavior of Fluids(22 mins.)

4:00 TALK:Sea-Ice Dynamics

Ryan Walker, CIMS

http://fish.cims.nyu.edu/student_GFD

MUSICKE AT CIMS:5:00 P.M., 13th Floor Lounge, WWH

A Program of Early Music for Recorders, Guitar, Krumhorn and Percussion

Caroline Thompson recorder, Robert Dewar recorder and krumhorn, Esteban Tabak recorder and percussion, Marcos Zyman guitar

### MONDAY, MAY 6

SPECIAL ANALYSIS SEMINAR:11:30 A.M. - 12:30 P.M., WWH 1302

Dynamics of Spirals and Scroll Waves

Bernold Fiedler, Free University of Berlin

http://www.math.nyu.edu/seminars/analysis_seminar.html

### THURSDAY, MAY 9

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Nonlinear Subelliptic Schroedinger Type Problems

Marco Biroli, Politecnico di Milano

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Generating a Promoter Sequence by Molecular Evolution

Shumo Liu, NEC Research Institute

http://www.math.nyu.edu/~mdb/aml.html

### FRIDAY, MAY 10

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 - 5:00 P.M., WWH 1314

Student Presentations in Large-Scale Dynamics of the Atmosphere

http://fish.cims.nyu.edu/student_GFD

MUSIC AT CIMS:5:30 P.M., WWH Lounge

### MONDAY, MAY 13

MAGNETO-FLUID DYNAMICS SEMINAR:11:00 A.M. - 12:00 Noon, WWH 813

Fluid Instabilities and Mixing

James Glimm, SUNY Stony Brook

http://www.math.nyu.edu/seminars/mfd_seminar.html

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center, 10 Astor Place, 4th Floor.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 28 | May 1, 2002 |
---|

### THURSDAY, MAY 2

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

A Report on Existence and Regularity Theory

Lihe Wang, University of Iowa

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Molecular Dynamics Simulation of Non-Newtonian Fluids

Joel Koplik, CUNY

http://www.math.nyu.edu/~mdb/aml.html

DYNAMICAL SYSTEMS SEMINAR:4:00 P.M., WWH 1314

Some Problems in Dynamical Systems

Dan Mauldin, North Texas

MATH FINANCE SEMINAR:5:30 - 7:00 P.M., WWH 101

Understanding Large Movements in Stock Market Activity

H. Eugene Stanley, Boston University

http://www.math.nyu.edu/seminars/math_finance_seminar.html

LEARNING SEMINAR:6:00 - 8:00 P.M., WWH 1314

On Estimates of the Defect Function in Cucker's and Smale's Paper

Gilad Lerman, CIMS

Additional Info: The presented paper can be found in:

http://www.ams.org/jourcgi/jour-getitem?pii=S0273097901009235

### FRIDAY, MAY 3

NUMERICAL ANALYSIS SEMINAR:10:00 A.M., WWH 1302

Discontinuous Galerkin Methods for Hyperbolic Conservation Laws

Joseph E. Flaherty, Scientific Computation Ressearch Center, Rensselaer Polytechnic Institute

COMPUTER SCIENCE COLLOQUIUM:11:00 A.M., Room 1221, 719 Broadway (12th floor)

Real-Time Dynamic Atomic Broadcast

Nancy Lynch, Massachusetts Institute of Technology

Refreshments will be served from 10:30 - 11:00 A.M., Room 1221 located on the 12th floor, 719 Broadway

APPLIED MATH SEMINAR:2:00 - 3:00 P.M., WWH 1302

Optimal Low-Weight Microstructures

Blaise Bourdin, CIMS

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

3:30 FILM:Rheological Behavior of Fluids(22 mins.)

4:00 TALK:Sea-Ice Dynamics

Ryan Walker, CIMS

http://fish.cims.nyu.edu/student_GFD

GRADUATE STUDENTS AND POSTDOCS SEMINAR:3:30 P.M., WWH 1302

Where Is the Bird Singing? Modelling Neuronal Responses to Moving Sounds

Alla Borisyuk, CIMS

MUSICKE AT CIMS:5:00 P.M., 13th Floor Lounge, WWH

A Program of Early Music for Recorders, Guitar, Krumhorn and Percussion

Caroline Thompson recorder, Robert Dewar recorder and krumhorn, Esteban Tabak recorder and percussion, Marcos Zyman guitar

### MONDAY, MAY 6

SPECIAL ANALYSIS SEMINAR:RESCHEDULED TO MAY 8

Dynamics of Spirals and Scroll Waves

Bernold Fiedler, Free University of Berlin

http://www.math.nyu.edu/seminars/analysis_seminar.html

### TUESDAY, MAY 7

MOSTLY BIOMATHEMATICS LUNCHTIME SEMINAR:12:30 - 1:30 P.M., WWH 1314

Twist and Buckle: Dynamics of Scrolls Waves in Anisotropic Excitable Media

Sima Setayeshgar, Princeton University

DIFFERENTIAL GEOMETRY/TOPOLOGY SEMINAR:1:00 P.M., WWH 513

Poincare Duality and String Topology

Josh Klein, Wayne State University

http://www.math.nyu.edu/seminars/diff_geom.html

DIFFERENTIAL GEOMETRY/TOPOLOGY SEMINAR:3:30 P.M., WWH 613

Noncommutative Localization in Algebra and Topology

Andrew Ranicki, University of Edinborough

NOTE ORIGINALLY SCHEDULED FOR MAY 6. NOTE CHANGE IN TIME AND ROOM NUMBER

http://www.math.nyu.edu/seminars/diff_geom.html

### WEDNESDAY, MAY 8

SPECIAL ANALYSIS SEMINAR:10:00 - 11:00 A.M., WWH 1302

Dynamics of Spirals and Scroll Waves

Bernold Fiedler, Free University of Berlin

http://www.math.nyu.edu/seminars/analysis_seminar.html

### THURSDAY, MAY 9

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Nonlinear Subelliptic Schroedinger Type Problems

Marco Biroli, Politecnico di Milano

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Generating a Promoter Sequence by Molecular Evolution

Shumo Liu, NEC Research Institute

http://www.math.nyu.edu/~mdb/aml.html

ALGEBRAIC GEOMETRY SEMINAR:5:30 P.M., WWH 102

Infinite-Dimensional Grassmanian and Krichever Correspondence (Algebraic Approach)

Alexei Parshin, Steklov Institute

### FRIDAY, MAY 10

MUSIC AT CIMS:5:30 P.M., WWH Lounge

A Program of Chamber Works for Winds, Strings, and Piano by Saint-Saens, Debussy and Poulenc

### MONDAY, MAY 13

JOINT MAGNETO-FLUID DYNAMICS / NUMERICAL ANALYSIS SEMINAR:11:00 A.M. - 12:00 Noon, WWH 813

Fluid Instabilities and Mixing

James Glimm, SUNY Stony Brook

http://www.math.nyu.edu/seminars/mfd_seminar.html

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:4:00 P.M., WWH 1314

Student Presentations in Large-Scale Dynamics of the Atmosphere

NOTE SPECIAL DAY AND TIME

http://fish.cims.nyu.edu/student_GFD

### WEDNESDAY, MAY 15

MAGNETO-FLUID DYNAMICS SEMINAR:11:00 A.M. - 12:00 Noon, WWH 101

New Method of Deriving Maxwell-Collisionless Driftkinetic and Gyrokinetic Theories: I

Dieter Pfirsch, IPP Garching

NOTE ROOM NUMBER

http://www.math.nyu.edu/seminars/mfd_seminar.html

MAGNETO-FLUID DYNAMICS SEMINAR:1:30 - 2:30 P.M., WWH 101

New Method of Deriving Maxwell-Collisionless Driftkinetic and Gyrokinetic Theories: II

Dieter Pfirsch, IPP Garching

NOTE ROOM NUMBER

http://www.math.nyu.edu/seminars/mfd_seminar.html

### FRIDAY, MAY 17

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

The Hydraulics of Rotating Channel Flow (Gill, 1977)

Tivon Jacobson, CIMS

http://fish.cims.nyu.edu/student_GFD

### FRIDAY, MAY 24

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

Stochastic and Mesoscale Models for Tropical Convection

Boualem Khouider, CIMS

See remaining Summer 2002 seminars at: http://fish.cims.nyu.edu/student_GFD

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center, 10 Astor Place, 4th Floor.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 29 | May 8, 2002 |
---|

### WEDNESDAY, MAY 8

SPECIAL ANALYSIS SEMINAR:10:00 - 11:00 A.M., WWH 1302

Dynamics of Spirals and Scroll Waves

Bernold Fiedler, Free University of Berlin

http://www.math.nyu.edu/seminars/analysis_seminar.html

### THURSDAY, MAY 9

ANALYSIS SEMINAR:11:00 A.M., WWH 1302

Nonlinear Subelliptic Schroedinger Type Problems

Marco Biroli, Politecnico di Milano

http://www.math.nyu.edu/seminars/analysis_seminar.html

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Generating a Promoter Sequence by Molecular Evolution

Shumo Liu, NEC Research Institute

http://www.math.nyu.edu/~mdb/aml.html

ALGEBRAIC GEOMETRY SEMINAR:5:30 P.M., WWH 102

Infinite-Dimensional Grassmanian and Krichever Correspondence (Algebraic Approach)

Alexei Parshin, Steklov Institute

### FRIDAY, MAY 10

MUSIC AT CIMS:5:30 P.M., WWH Lounge

A Program of Chamber Works for Winds, Strings, and Piano by Saint-Saens, Debussy and Poulenc

### MONDAY, MAY 13

JOINT MAGNETO-FLUID DYNAMICS / NUMERICAL ANALYSIS SEMINAR:11:00 A.M. - 12:00 Noon, WWH 813

Fluid Instabilities and Mixing

James Glimm, SUNY Stony Brook

http://www.math.nyu.edu/seminars/mfd_seminar.html

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:4:00 P.M., WWH 1314

Student Presentations in Large-Scale Dynamics of the Atmosphere

NOTE SPECIAL DAY AND TIME

http://fish.cims.nyu.edu/student_GFD

### WEDNESDAY, MAY 15

MAGNETO-FLUID DYNAMICS SEMINAR:11:00 A.M. - 12:00 Noon, WWH 101

New Method of Deriving Maxwell-Collisionless Driftkinetic and Gyrokinetic Theories: I

Dieter Pfirsch, IPP Garching

NOTE ROOM NUMBER

http://www.math.nyu.edu/seminars/mfd_seminar.html

MAGNETO-FLUID DYNAMICS SEMINAR:1:30 - 2:30 P.M., WWH 101

New Method of Deriving Maxwell-Collisionless Driftkinetic and Gyrokinetic Theories: II

Dieter Pfirsch, IPP Garching

NOTE ROOM NUMBER

http://www.math.nyu.edu/seminars/mfd_seminar.html

### FRIDAY, MAY 17

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

The Hydraulics of Rotating Channel Flow (Gill, 1977)

Tivon Jacobson, CIMS

http://fish.cims.nyu.edu/student_GFD

### FRIDAY, MAY 24

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

Stochastic and Mesoscale Models for Tropical Convection

Boualem Khouider, CIMS

See remaining Summer 2002 seminars at: http://fish.cims.nyu.edu/student_GFD

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center, 10 Astor Place, 4th Floor.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu

*Copying:* Larry Cohen

**New York University**

# Courant Institute of Mathematical Sciences

**Warren Weaver Hall**

**251 Mercer Street, New York, NY 10012**

VOL. 47, No. 30 | May 15, 2002 |
---|

*Last issue of Spring 2002. Check back here for any updates. Have a Great Summer!*### WEDNESDAY, MAY 15

MAGNETO-FLUID DYNAMICS SEMINAR:11:00 A.M. - 12:00 Noon, WWH 101

New Method of Deriving Maxwell-Collisionless Driftkinetic and Gyrokinetic Theories: I

Dieter Pfirsch, IPP Garching

NOTE ROOM NUMBER

http://www.math.nyu.edu/seminars/mfd_seminar.html

MAGNETO-FLUID DYNAMICS SEMINAR:1:30 - 2:30 P.M., WWH 101

New Method of Deriving Maxwell-Collisionless Driftkinetic and Gyrokinetic Theories: II

Dieter Pfirsch, IPP Garching

NOTE ROOM NUMBER

http://www.math.nyu.edu/seminars/mfd_seminar.html

LEARNING SEMINAR:5:00 - 7:00 P.M., WWH 1314

On Convex Hypothesis Spaces and Estimates of Covering Numbers in Cucker's and Smale's Paper

Gilad Lerman, CIMS

For additional info or to join the ``learning'' e-mail list, please e-mail gilad.lerman@nyu.edu

### FRIDAY, MAY 17

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

The Hydraulics of Rotating Channel Flow (Gill, 1977)

Tivon Jacobson, CIMS

http://fish.cims.nyu.edu/student_GFD

### THURSDAY, MAY 23

APPLIED MATH LAB SEMINAR:12:30 P.M., WWH 1314

Retracting Fronts

Pierre Coullet

### FRIDAY, MAY 24

STUDENT SEMINAR IN GEOPHYSICAL FLUID DYNAMICS:3:30 P.M., WWH 1314

Stochastic and Mesoscale Models for Tropical Convection

Boualem Khouider, CIMS

See remaining Summer 2002 seminars at: http://fish.cims.nyu.edu/student_GFD

### THURSDAY, MAY 30

DYNAMICAL SYSTEMS SEMINAR:WWH 1314

- 3:00 P.M.

On the Integrability of the Central Distribution

Michael Brin, University of Maryland- 4:30 P.M.

Differentiating Unstable Bundles

Charles Pugh, UC Berkeley

## Special Announcements

THE CIMS WEEKLY BULLETINis avilable on the World Wide Web at http://www.cims.nyu.edu/bulletin/

Scroll down, then click on CIMS SEMINARS

majordomo@cs.nyu.edu

and in the body of the message type only the following 2 lines:

subscribe cimsbulletin

help

majordomo@cs.nyu.edu

and in the body of the message type only the following:

unsubscribe cimsbulletin

## Information Technology Services

**NOTICE:**

A complete listing of ITS classes, workshops, and talks is available on the NYU Web at http://www.nyu.edu/its/classes/. Printed copies can be obtained at the ITS Client Services Center, 10 Astor Place, 4th Floor.

##### Reader Information

###### Announcements Forms for Wednesday's Bulletin should be
sent to Pat Struse, WWH 1006. *Deadline: Tuesday, 4:00 P.M.*
Any errors in Wednesday's Bulletin should be directed to
Pat Struse at 998-3253. Not responsible for last minute changes or
corrections after 5:00 P.M. on Tuesday. No email
announcements after 4:00 P.M. on Tuesdays, please, if possible.

*Room Assignments:* Requests must be made separately
in writing to Jude Ali, WWH 909. (Room announcements
for classes and oral examinations take precedence over
seminars and colloquia)

*Circulation:* Please send address changes to
Pat Struse, CIMS-NYU, 251 Mercer Street, NY, NY 10012-1110,
or call (212) 998-3253, or email at struse@cims.nyu.edu