Combining Symmetry Breaking and Global Constraints
Katsirelos, George, Narodytska, Nina, Walsh, Toby
–arXiv.org Artificial Intelligence
We propose a new family of constraints which combine together lexicographical ordering constraints for symmetry breaking with other common global constraints. We give a general purpose propagator for this family of constraints, and show how to improve its complexity by exploiting properties of the included global constraints.
arXiv.org Artificial Intelligence
Mar-3-2009
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