## 2017-09-01

### Algebraic Topology for fun (Fall 2016) by James Cook at Liberty University

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source: James Cook       2016年9月1日
Algebraic Topology: for fun
Here I collect the discussions from a reading course on Algebraic Topology held at Liberty University in Fall 2016. We follow Rotman's text for the most part and assuredly all errors are very much my fault.

L1, fixed pt. Thm showcase, 8-30-16. Rotman, Chapter 0, pages 1-5. 49:12
L2, categorical terms, start of homotopy, 9-1-16, part 1 59:51
L2, categorical terms, start of homotopy , 9-1-16, part 2 6:04
L3, homotopy , 9-6-16 42:07
L4, homotopy and cones, connectedness, 9-8-16, part1 59:51
L4, homotopy and cones, connectedness, 9-8-16, part 2 13:04
L5, affine spaces, 9-13-16, part 1 59:51
L5, affine spaces, 9-13-16, part 2 11:09
L6, homotopy and fundamental group, 9-15-16, part 1 59:51
L6, homotopy and fundamental group, 9-15-16, part 2 18:32
L7, homotopy and fundamental group, 9-20-16, part 3 59:51
L7, homotopy and fundamental group, 9-20-16, part 4 20:07
L8, FTA via homotopy, Free Abelian Groups, 9-22-16, part 1 59:51
L8, FTA via homotopy, Free Abelian Groups, 9-22-16, part 2 12:07
L9, Singular Homology, 9-27-16, part 1 59:51
L9, Singular Homology, 9-27-16, part 2 7:33
L10, homology functor, 9-27-16, part 1 59:51
L10, homology functor, 9-27-16, part 2 8:04
L11, homology, 9-29-16, part 2 10:50
L12, homology, 10-4-16, part 1 59:51
L12, long exact sequences, 10-11-16, part 1 59:51
L12, long exact sequences, 10-11-16, part 2 28:20