- law (or principle) of the excluded middle Logic
- law (or principle) of the excluded middle Logicthe principle that one (and one only) of two contradictory propositions must be true.→ exclude
English new terms dictionary. 2014.
law (or principle) of the excluded middle Logic
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law of the excluded middle — law (or principle) of the excluded middle Logic the principle that one (and one only) of two contradictory propositions must be true … Useful english dictionary
law of the excluded middle — Contradiction Con tra*dic tion, n. [L. contradictio answer, objection: cf. F. contradiction.] 1. An assertion of the contrary to what has been said or affirmed; denial of the truth of a statement or assertion; contrary declaration; gainsaying.… … The Collaborative International Dictionary of English
Law of excluded middle — This article uses forms of logical notation. For a concise description of the symbols used in this notation, see Table of logic symbols. In logic, the law of the excluded middle states that the propositional calculus formula P ∨ ¬ P ( P or not P… … Wikipedia
law of excluded middle — Logic. the principle that any proposition must be either true or false. * * * … Universalium
Logic — For other uses, see Logic (disambiguation). Philosophy … Wikipedia
logic, history of — Introduction the history of the discipline from its origins among the ancient Greeks to the present time. Origins of logic in the West Precursors of ancient logic There was a medieval tradition according to which the Greek philosopher … Universalium
law of excluded middle — a principle in logic: if one of two contradictory statements is denied the other must be affirmed * * * Logic. the principle that any proposition must be either true or false … Useful english dictionary
Law of thought — The laws of thought are fundamental logical rules, with a long tradition in the history of philosophy, which collectively prescribe how a rational mind must think. To break any of the laws of thought (for example, to contradict oneself) is to be… … Wikipedia
Principle of bivalence — In logic, the semantic principle of bivalence states that every proposition takes exactly one of two truth values (e.g. truth or falsehood ). The laws of bivalence, excluded middle, and non contradiction are related, but they refer to the… … Wikipedia
Principle of contradiction — Contradiction Con tra*dic tion, n. [L. contradictio answer, objection: cf. F. contradiction.] 1. An assertion of the contrary to what has been said or affirmed; denial of the truth of a statement or assertion; contrary declaration; gainsaying.… … The Collaborative International Dictionary of English
