Slide 1Phase transition behaviour Toby Walsh Dept of CS University of York Slide 2 2 Outline What have phase transitions to do with computation? How can you observe such…

Slide 1 Search for satisfaction Toby Walsh Cork Constraint Computation Center [email protected] Slide 2 Cork Constraint Computation Center (4C) Gene Freuder (director)  €6M…

Constrainedness Including slides from Toby Walsh Constraint satisfaction Constraint satisfaction problem (CSP) is a triple where: V is set of variables Each X in V has set…

Constrainedness Including slides from Toby Walsh Constraint satisfaction Constraint satisfaction problem (CSP) is a triple where: V is set of variables Each X in V has set…

Where are the hard problems? Patrick Prosser with help from Peter Cheeseman Bob Kanefsky Will Taylor APES and many more Remember Graph Colouring? Remember 3Col? 3 Colour…

Search for satisfaction Toby Walsh Cork Constraint Computation Center [email protected] Cork Constraint Computation Center (4C) Gene Freuder (director) €6M from SFI Toby Walsh…