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negation |
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negation Logic a. the operator that forms one sentence from another and corresponds to the English not b. a sentence so formed. It is usually written --p, ~p, p or ¬p, where p is the given sentence, and is false when the given sentence is true, and true when it is false negation [nə′gā·shən] (mathematics) The negation of a proposition P is a proposition which is true if and only if P is false; this is often written ∼ P. Also known as denial. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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