HOMEWORK, WEEK 4


Do only the assigned problem this week.
  

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

1    Perez, Calixto, Newton, Reyes, Wenck, Padilla, Wallis   zeta       
                                                    
2    Simmons, Semper, Supak, Morea, Younger, Tejeda, Sulak   iota       

3    Volk, Piazza, Ressler, Kowalik, Stovall, Smith, Segura  theta  

4    Restrepo, Tichenor, Richardson, Schouten, Moran         eta