Topology Reminder notes on the classification of surfaces (dvi) (pdf) An outline summary of basic point set topology (dvi) (pdf) Compactly generated spaces, by Gaunce Lewis (pdf) Finite topological spaces (dvi) (pdf) Finite spaces and simplicial complexes (dvi) (pdf) Finite groups and finite spaces (dvi) (pdf) A quick proof of the model axioms for Top (dvi) (pdf) Hardy Lecture notes on THH and TC