TeachScheme! 2002

  NOTE: Hand out a worksheet with boxes for each stage of the design
  recipe.  Keep a bunch on hand for people who want to use them
  throughout the week.

  Assignments: 9.5.2, p136
               9.5.3
               9.5.4
               9.5.5

  ;; largest-of : non-empty-list-of-numbers -> number 
  ;; to determine the largest of the numbers on anelon
  Note: We must first develop what it means to be non-empty

               9.5.7