Class 7: Wednesday, June 27, 2001.

Assignment due for Tuesday, July 3 by 8:00 a.m.:
0) Exercises: 4.1-4.2, 4.4-4.7, 4.9, 4.12-4.18, 4.20-4.23, 4.26, 4.28-4.29
1) Read Chapter 5, but skip all the exercises.