Here are the 
 solutions of the midterm exam problems 
The discussion page is here.
Here is a link to the main webMathemaica page with links to various scripts I have made for various courses.
Here is the course outline and other info (the first handout).
|  
       Assignments 
     | 
     
       Solutions 
     | 
  
|  
       Assignment 
        #1 in pdf (due Jan 28 in class)  
     | 
     
       
  | 
  
|  
       Assignment #2 in pdf (due February 9 in class)  | 
     
       
  | 
  
|  
       
 (due March 12 in class)  | 
     
       
  | 
  
| 
       Assignment #4 in pdf (due March 31 in class)  |