Professor Hunt has coauthored four books on mathematical software and more than 30 journal articles. He is currently involved in research on dynamical systems and fractal geometry. Ronald L. Lipsman is a Professor of Mathematics and Associate Dean of the College of Computer, Mathematical, and Physical Sciences at the University of Maryland. Professor Lipsman has coauthored five books on mathematical software and more than 70 research articles. Professor Lipsman was the recipient of both the NATO and Fulbright Fellowships. Jonathan M. Rosenberg is a Professor of Mathematics at the University of Maryland. Professor Rosenberg is the author of two books on mathematics (one of them coauthored by R. Lipsman and K. Coombes) and the coeditor of Novikov Conjectures, Index Theorems, and Rigidity, a two-volume set from the London Mathematical Society Lecture Note Series (Cambridge University Press, 1995).