HOMEWORK, WEEK 4, DUE **FRIDAY**, 9/29

Turn in the problem assigned to you as author, and one other from this 
list (not one you are assigned to review).  

Exercise            Authors                           Reviewers
--------            ------                            ---------

2.4.1(a,b)          Anderson, Holladay, Maginot        epsilon         
                                                    
2.4.2               Burger, Koons                      alpha 

2.2.3 and extra     Jannati, VanderPlas                beta

2.5.1(a,d)          Coombs, Lodden                     zeta           

2.5.2(a,b)          Blair, Jarczyk, Ma                 gamma