Computer Science Fundamentals (CS153 2004S)

Class 09: Preconditions and Postconditions

Back to Local Bindings. On to Local Procedures.

Held: Wednesday, 4 February 2004

Summary: Today we consider an important program design issue: the use of preconditions and postconditions to discuss our structures. We discuss related issues, such as Scheme's error procedure and the husk-and-kernel design method.

Related Pages:





The Need for Documentation

Robustness; Testing Preconditions

An Example: Sum of Squares

Husk and Kernel Programming





Back to Local Bindings. On to Local Procedures.

Disclaimer: I usually create these pages on the fly, which means that I rarely proofread them and they may contain bad grammar and incorrect details. It also means that I tend to update them regularly (see the history for more details). Feel free to contact me with any suggestions for changes.

This document was generated by Siteweaver on Fri May 7 09:43:07 2004.
The source to the document was last modified on Tue Jan 13 10:26:10 2004.
This document may be found at

You may wish to validate this document's HTML ; Valid CSS! ; Check with Bobby

Samuel A. Rebelsky,