Office hours are Mondays and Wednesdays 12 - 1:30.

I am also often available at other times, so feel free to drop by.

Topology and Geometry by Glen Bredon

Lecture on Category Theory

Lecture on Functoriality of homology

Lecture on Homological Algebra

Lecture on the Snake Lemma

Lecture on Exact Sequences in Homology

Lecture on the Axioms of Homology

Lecture on the Homology of a pair

Lecture on Degree of maps

Lecture on CW complexes

Lecture on Cellular Homology

Lecture on Computations of Homology

Lecture on Euler characteristic

Lecture on Chain homotopies

Lecture on the Homotopy axiom for singular homology

Lecture on Barycentric Subdivision

Lecture proving the Excision Axiom

Lecture on the Mayer-Vietoris sequence

Lecture on Hom and Cohomology Video of the lecture (mp4 format 284mb)