Retrieve Form Data
The Constraints Archive has pointers to many sources of information on constraints. It is somewhat out of date. We are working on improvements.
Commercial Constraint Programming
Some examples of commercial applications of constraint programming can be found at:
The benchmark library for constraints.
The Constraints journal covers all aspects of computing with constraints. Prof. Freuder of 4C was the founding editor-in-chief. Dr. Smith of 4C is on the Editorial Board.
Journal web site
Java applet tutorial demos can introduce you to basic Constraint Programming concepts:
Constraint programming blog - Helmut Simonis
This is a blog about constraint programming, especially applications of constraint programming.