Announcements


Spring 2010 Speakers and Abstracts

Newton's Clock: Chaos in the Solar System

Ivars Peterson (bio)

Director of Publication and Communications at the Mathematical Association of America

Abstract: With astronomical questions inspiring new mathematics, the remarkable insights of Johannes Kepler, Isaac Newton, and Henri Poincaré paved the way to celestial mechanics and modern notions of chaotic dynamics. The result is a new picture of a solar system less placid and predictable that its venerable clockwork image would suggest.

Many Phases of the Strogatz Dyadic Love-Hate Model

Danrun Huang (bio)

St. Cloud State University

Abstract: In addition to classical applications, this semester, I was looking for a class project that not only links the basic "dots" of a typical ODE course, but also contains room for imagination and further developments; a project in which one uses both theory and technology and that is fun even to math-apathetic students. Finally, I found the Romeo-Juliet love-hate model initiated by Steven Strogatz and a play written by McDill and Felsager. By analyzing and generalizing this model in different directions, the project has brought students many expected and unexpected benefits. People might be amazed by the students’ creativity in this project, such as how do the moons (yes, more than one), or drugs affect the relationship, and how to we design a love affair that is more chaotic than Tiger Woods’,...

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