Matthias Nagel

Email matthias.nagel (at)

McMaster University
1280 Main Street
Hamilton, Ontario
I am organising the Geometry & Topology seminar.
Photo of myself


My field of study is geometric topology. I am interested in concordance of links, and surfaces of minimal genus in 3- and 4-manifolds.

One of my favourite tools for studying these questions is the signature and twisted Reidemeister torsion.