Finger exercises for Monday Sept 16
-----------------------------------

[see pp. 33-35 of Monahan]

0. Think about #2.9.  This was already a finger exercise for Fri Sept 13.

1. Think about #2.9.  Give an example, in base 10 at least.

2. Series evaluation on the computer is interesting.  Think about #'s
   2.10, 2.11, 2.12; and try to implement some of them in S.

3. Explore #2.24 using S.