Week 1 due 13/1.
Prove parts ii and iii of the proposition from Monday's class (theorems 4 and 6 in Spivak chapter 13).
Chapter 13 exercises 1, 5, 7i,ii,iii,vi,vii, 13, 20, 29, 31a,b, 34, 36, 37
Optional: 3, 27, 38, 39.