Philosophia Mathematica (III), Vol. 13 No. 1 © Oxford University Press, 2005, all rights reserved
Learning from Questions on Categorical Foundations
* Department of Philosophy, Case Western Reserve University Cleveland, Ohio U. S. A. 44106 cxm7{at}po.cwru.edu
We can learn from questions as well as from their answers. This paper urges some things to learn from questions about categorical foundations for mathematics raised by Geoffrey Hellman and from ones he invokes from Solomon Feferman.