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LPNMR '09 Proceedings of the 10th International Conference on Logic Programming and Nonmonotonic Reasoning
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INFORMS Journal on Computing
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Science of Computer Programming
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FORMATS'12 Proceedings of the 10th international conference on Formal Modeling and Analysis of Timed Systems
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In the context of DPLL(T), theory propagation is the process of dynamically selecting consequences of a conjunction of constraints from a given set of candidate constraints. We present improvements to a fast theory propagation procedure for difference constraints of the form x – y ≤c. These improvements are demonstrated experimentally.