Lecture 14, Tuesday 1999/11/9, 8:00-9:50 AM:
proved [a,b] is connected.
proved "path connected ==> connected"
proved "M connected, A \in M, A is both open and closed relative
to M ==> A = empty or M"
proved "open + connected ==> path connected"
Sketched why Fig3.4-1 is connected but not path-connected. 
Intoduced (path) connected components.
elementary examples and rationals on [0,1].