Definition of Tautologies. Meaning of Tautologies. Synonyms of Tautologies

Here you will find one or more explanations in English for the word Tautologies. Also in the bottom left of the page several parts of wikipedia pages related to the word Tautologies and, of course, Tautologies synonyms and on the right images related to the word Tautologies.

Definition of Tautologies

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Meaning of Tautologies from wikipedia

- as symbolized, for instance, by "1". Tautologies are a key concept in propositional logic, where a tautology is defined as a propositional formula that...
- Look up tautology in Wiktionary, the free dictionary. Tautology may refer to: Tautology (language), a redundant statement in literature and rhetoric Tautology...
- point. Sometimes logical tautologies like "Boys will be boys" are conflated with language tautologies, but a language tautology is not inherently true,...
- the term tautology is also commonly used to refer to what could more specifically be called truth-functional tautologies. Whereas a tautology or logical...
- as logical axioms at least some minimal set of tautologies that is sufficient for proving all tautologies in the language; in the case of predicate logic...
- everywhere is considered a tautology. For example, A → A and A ↔ A are tautologies in Ł3 and also in classical logic. Not all tautologies of classical logic lift...
- (that is, the last formula in a sequence of formulas derived from the tautologies) could ultimately yield S itself. As an ****ignment to variable S can...
- Shermer addresses the tautology problem in his 1997 book, Why People Believe Weird Things, in which he points out that although tautologies are sometimes the...
- darkness," "burning fire," or "the man he said." It is a manifestation of tautology by traditional rhetorical criteria and might be considered a fault of...
- algebra corresponds to the tautologies (Φ ∨ ¬Ψ) ∧ (¬Φ ∨ Ψ) and (Φ ∧ Ψ) ∨ (¬Φ ∧ ¬Ψ). If → is in the language, these last tautologies can also be written as...