**Week 6** due 20/2.

Write out proofs for the proposition (basic facts
about limits of sequences) from class.

Chapter 22 exercises 1i,ii,vi,viii, 2odd, 3a,b,d,
5, 8, 11, 16 (ignore the hint), 19, 20, 31a.

Optional problems: 13, 26a,b,
27a,b,c,d.