The early history of numbers
Institute Lecture by Professor Bill Casselman

(Institute Auditorium, 5:30 pm, Wednesday, February 28, 2007.)
Abstract: Photographs of mathematical artefacts from Sumer, Babylon, Hellenistic Egypt, India, and medieval Europe.
About the Talk:

Professor Casselman has given several public lectures of this kind, notably the "Clay Public Lecture" at Harvard University. The photographs that Professor Casselman will display are part of his large personal collection. The talk will be accessible to a very broad audience, including undergraduate students.

About the Speaker:

Bill Casselman has an undergraduate B. A. Harvard College, 1963 and a Ph.D. in mathematics from Princeton, 1966. He specialises in the field of mathematical research: automorphic forms and combinatorial computing. Since 1971, he has been on the faculty of the University of British Columbia. He was a visitor in recent years to the University of Sydney, the University of New South Wales, and the Tata Institute in Mumbai, India. He has also been a speaker at the Euclid Conference held in October, 2005 at Oxford University. Since January 2001, he has been Graphics Editor of the Notices of the American Mathematical Society. Bill is also the author of the book Mathematical Illustrations, Cambridge University Press, 2004.