...problems
The class of CSP problems is NP complete.
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...queens
Solutions for n queens can be generated by a deterministic algorithm, however this problem is useful for providing a simple and illuminating example of techniques which also pay off where there are no such alternative algorithms!
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...store
Strictly all variables in the clause are renamed, but we omit this detail for simplicity.
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Mark Wallace
Wed Sep 3 18:36:40 BST 1997