Award: Carl B. Allendoerfer
Year of Award: 1992
Publication Information: Mathematics Magazine, Vol.64 (1991), pp. 291-314
Summary: The evolution of mathematicians' views of what constitutes an acceptable proof.
About the Author: (from Mathematics Magazine, Vol. 64 (1991)) Israel Kleiner received his Ph.D. in ring theory at McGill University, and is retired from York University. He was coordinator of an in-service Master's Programme in mathematics for teachers, and was an active secondary-school liaison. The history of mathematics and its role in the teaching of mathematics are among his major interests.