# Past Events

Below are events that have already passed. You can also view a list of upcoming events here.

*8,485 total past events.*

## Friday, February 28, 1997

### Mathematics Colloquium

Singular Extremals in SubRiemannian Geometry and Optimal Control

**Location:**Math 402

**Presenter:**Richard Montgomery, UC Santa Cruz

### Program in Applied Mathematics Brown Bag Seminar

Faster Than a Speeding Bullet--the Mystical Tachyon

**Location:**Math 402

**Presenter:**Kris Green, Program in Applied Mathematics, University of Arizona

### Special Colloquium

Some Coloring and Counting Problems from Combinatorics

**Location:**Math 320

**Presenter:**Dorothy Kerzel, Washington State University, a candidate for the residency program

## Thursday, February 27, 1997

### Mathematics Colloquium

Braids, Periodic Orbits, and the Planar N-body Problem

**Location:**Math 501

**Presenter:**Richard Montgomery, UC Santa Cruz

### Graduate Student Colloquium

An Introduction to the Integrability of Planar Maps

**Location:**Math 402

**Presenter:**Mark Torgerson, Department of Mathematics, University of Arizona

### Modeling and Computation Seminar

String Matching in Information Theory

**Location:**Math 402

**Presenter:**John Kieffer, Visiting Professor, Electrical & Computer Engineering and Mathematics Department, University of Arizona

## Wednesday, February 26, 1997

### Department Tea

**Location:**Math 401

### Mathematical Physics and Probability Seminar

Crossing Probabilities in Critical Percolation

**Location:**Math 402

**Presenter:**Jan Wehr, Department of Mathematics, University of Arizona

## Tuesday, February 25, 1997

### Mathematics Instruction Colloquium

Random Numbers

**Location:**Math 501

**Presenter:**Paul Flasch, Department of Mathematics, University of Arizona, and Pima Community College

### Quantitative Biology Colloquium

The Population Dynamics of Jumping Genes: A Challenge in Mathematical Modeling

**Location:**Econ 200

**Presenter:**Margaret Kidwell, Ecology and Evolutionary Biology, University of Arizona

### Department Tea

**Location:**Math 401

### Teaching-related Seminar

Interactive Computer Texts for Linear Algebra

**Location:**Math 101

**Presenter:**Bill Mueller, Department of Mathematics, University of Arizona

### Algebra and Number Theory Seminar

Sextic Number Fields of Discriminant - j 2a 3b

**Location:**Math 402

**Presenter:**John Jones, Department of Mathematics, Arizona State University

### PDE Seminar

What's Special About Quantum Solitons?

**Location:**Math 402

**Presenter:**Alwyn Scott, Department of Mathematics and Program in Applied Mathematics, University of Arizona

## Monday, February 24, 1997

### ACMS Seminar

A Review of Nonlinear Responses of Materials

**Location:**Econ 200

**Presenter:**Nicolaas Bloembergen, Department of Applied Sciences, Harvard University

### Department Tea

**Location:**Math 401

## Friday, February 21, 1997

### Program in Applied Mathematics Colloquium

A Review of Some PDE's with Random Coefficients

**Location:**Math 501

**Presenter:**Thomas Spencer, Institute for Advanced Study, Department of Mathematics, Princeton University

### Geometry Seminar

Universal Teichmuller Space and String Theory

**Location:**Math 402

**Presenter:**Sarada Rajeev, University of Rochester

### Program in Applied Mathematics Brown Bag Seminar

Chaos and Stuff

**Location:**Math 402

**Presenter:**Ahmad Alkhatib, Program in Applied Mathematics, University of Arizona

## Thursday, February 20, 1997

### Mathematics Colloquium

An Approach to Critical Phenomena in Two Dimensions

**Location:**Math 501

**Presenter:**Tom Spencer, Institute for Advanced Study