David Cohen

Search results

• 2007

  The expressive power of valued constraints: hierarchies and collapses

  Cohen, D. A., Jeavons, P. G. & Zivný, S., 1 Apr 2007.

  Research output: Working paper
• 2006

  Generalising Submodularity and Horn Clauses: Tractable optimization problems defined by tournament pair multimorphisms

  Jeavons, P., Cooper, M. C. & Cohen, D. A., 1 Dec 2006.

  Research output: Working paper
• 2004

  Supermodular Functions and the Complexity of MAX CSP

  Cohen, D., Cooper, M., Jeavons, P. & Krokhin, A., 1 Jan 2004.

  Research output: Working paper
• 1998

  Constraints and Universal Algebra

  Jeavons, P. G., Cohen, D. A. & Pearson, J. K., 1998.

  Research output: Working paper

• Towards High Order Constraint Representations for the Frequency Assignment Problem

  Dunkin, N. W., Bater, J. E., Jeavons, P. G. & Cohen, D. A., 1998.

  Research output: Working paper
• 1997

  Constraints, Consistency and Closure

  Jeavons, P. G., Cohen, D. A. & Cooper, M. C., 1997.

  Research output: Working paper
• 1996

  Closure Properties of Constraints

  Jeavons, P. G., Cohen, D. A. & Gyssens, M., 1996.

  Research output: Working paper