About the Author
I. E. Leonard, PhD, is Contract Lecturer in the Department of Mathematical and Statistical Sciences at the University of Alberta. The author of over 15 peer reviewed journal articles, he is a technical editor for the Canadian Applied Mathematical Quarterly.
J. E. Lewis, PhD, is Professor Emeritus in the Department of Mathematical Sciences at the University of Alberta. He was the recipient of the Faculty of Science Award for Excellence in Teaching in 2004 as well as the PIMS Education Prize in 2002.