10-327/Classnotes for Monday October 4

See some blackboard shots at BBS/10_327-101004-143138.jpg.

Video:  Topology-101004

 Dror's notes above / Student's notes below

Here are some lecture notes..

Here are some more lectures notes. (They're longer than is usual because I tried to capture the flow of the class, and write down what was said/discussed rather than just what was on the board.)