CHARLES WELLS

Professor Emeritus of Mathematics
Case Western Reserve University

charles (at) abstractmath.org

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My Research

Since the mid-seventies, my research interests have been in category theory and its connections with theoretical computer science, in mathematical discourse, and in the problems of teaching and understanding mathematics.

• Toposes, Triples and Theories (with Michael Barr) now available on line
• Category Theory for Computing Science (with Michael Barr), now available on line
• Handbook of Mathematical Discourse now available on line
• Research Papers Available Online

Class Notes

• Discrete Mathematics
• λ-Calculus

Websites

· Abstract Math, a website based on the Handbook for anyone beginning to learn about some aspect of abstract math.

· Astounding Math Stories

· Gyre & Gimble, a blog about math and language

· My TeX macros

· Personal Website

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