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presented by

Prof. James Robert Brown (Philosophy, University of Toronto)

Tuesday, January 16, 2001
6:00 - 9:00 p. m.
The Fields Institute

"A common opinion among mathematicians is that pictures are suggestive and often provide inspiration, but they cannot prove theorems.  We will look at a number of examples to see if this common view holds up.  The examples should be interesting, regardless of one's views on their legitimacy as proofs."
Here are some of the notes:

We all know one cannot trisect an angle using a straight edge and a compass but...

What's wrong with these visualizations?

Some more...

"Philosophy of Mathematics: An Introduction to the World of Proofs and Pictures " by James R. Brown was the door prize and was won by Lisa Andrejeva. This book is avilable at the University of Toronto bookstores.

The two books by Roger Nelsen, "Proofs Without Words" and Proofs Without Words II" are available through the MAA web site.

Back to the SIMMER home page for details.

Back to the U of T Mathematics Network Home Pa ge or Fields Institute Home Page

This page was last updated: January 20, 2001