1. Solving hard qualitative temporal reasoning problems: Evaluating the efficiency of using the ORD-Horn class

   • Bernhard Nebel

   OriginalPaper Pages: 175 - 190

2. Interval propagation to reason about sets: Definition and implementation of a practical language

   • Carmen Gervet

   OriginalPaper Pages: 191 - 244

3. Constraint Logic Programming and Integer Programming approaches and their collaboration in solving an assignment scheduling problem

   • Ken Darby-Dowman
   • James Little
   • Marco Zaffalon

   OriginalPaper Pages: 245 - 264