1. Constraint Retraction in CLP(FD): Formal Framework and Performance Results

   • Yan Georget
   • Philippe Codognet
   • Francesca Rossi

   OriginalPaper Pages: 5 - 42

2. Scheduling Sport Tournaments using Constraint Logic Programming

   • Andrea Schaerf

   OriginalPaper Pages: 43 - 65

3. Lagrangean Relaxation Revisited, Technical Note

   • D.J. White

   OriginalPaper Pages: 67 - 77

4. Radio Link Frequency Assignment

   • B. Cabon
   • S. de Givry
   • J.P. Warners

   OriginalPaper Pages: 79 - 89