History of Laboratory on Numeric Values in Scheme

Wednesday, 31 January 2001 [Samuel A. Rebelsky]

• Created. Exercises 1-6 were taken from an earlier laboratory on basic types. Exercises 7-10 are new.
• This version available at http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2001S/Labs/numbers.html.

Monday, 9 September 2002 [Samuel A. Rebelsky]

• Updated links to point to Glimmer Scheme reference.
• This version available at http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2002F/Labs/numbers.html.

Thursday, 30 January 2003 [Samuel A. Rebelsky]

• Added list of useful procedures at the beginning.
• Added problems to exercise 8 (try different ratios).
• Added notes on exercise 8.
• Revised extra problems.
• This version available at http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2003S/Labs/numbers.html.

Tuesday, 9 September 2003 [Samuel A. Rebelsky]

• Slight cleanup.
• This version available at http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2003S/Labs/numbers.html.

Friday, 1 September 2006 [Samuel A. Rebelsky]

• Even more cleanup.
• Added a few more subproblems and notes about inexact rationals.
• Rephrased the problems on testing the computed square root of 2 to reemphasize this course's emphasis on testing.
• This version available at http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2006F/Labs/numbers.html.

Monday, 29 January 2007 [Samuel A. Rebelsky]

• Minor modifications.
• Moved history to a separate file.
• This version available at http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2006F/Labs/numbers.html.