log Graph.py @ 6:950a34c7e26b

age author description
2012-12-02 Brian Neal Update for section 2.2, exercise 4, random graphs.
2012-12-01 Brian Neal Completed chapter 2, exercise 3 on regular graphs.
2012-11-30 Brian Neal Updates to Graph.py after looking at Prof. Downey's code.
2012-11-30 Brian Neal Exercise 2: created Graph.py.