Math 549

A solution to the
Arf-Kervaire invariant

Spring, 2010

Course description  

Lecture notes with links and references  

My Arf-Kervaire invariant page  


Instructor Information

Instructor: Office and
Doug Ravenel Hylan 819

Class Meetings

CRN  Time  Place 
MW 4:50-6:05 Goergen 110 
Occasional alternate
times to be announced

Michel Kervaire 1927-2007

Mark Mahowald


Drawing by Carolyn Snaith published in 1982,
see footnote. Larger picture

Lev Pontryagin 1908-1988

Cahit Arf 1910-1997

William Browder


Note to students: This page is a work in progress. You should reload it frequently to keep up with developments in the course. The revision date is always indicated at the bottom of the page.

Footnote: Jig/reel image, taken from page xiii of Current trends in algebraic topology. Part 1 (Proceedings of the Conference held at the University of Western Ontario, London, Ont., June 29--July 10, 1981, edited by Richard M. Kane, Stanley O. Kochman, Paul S. Selick and Victor P. Snaith), rediscovered by Andy Baker and scanned by Bob Bruner.