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Introduction to SAT (constraint) solving - Crest

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<strong>SAT</strong> example<br />

x 1 ∨ x 2 ∨ ¬x 4<br />

¬x 2 ∨ ¬x 3<br />

◮ x i : a Boolean variable<br />

◮ x i , ¬x i : a literal<br />

◮ ¬x 2 ∨ ¬x 3 : a clause

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