tautology

<logic> a logically valid wff of truth-functional propositional logic. A compound proposition that is true in every row of its truth table or in every interpretation. contingency, contradiction, logical validity, semantic tautology, syntactic tautology Or also, a non-atomic, or molecular, proposition that is true no matter what the assignment of truth value to the atomic propositions that it contains. Example: "p or not-p". This molecular proposition is true whether we assign "p" the value true or the value false.

based on [A Philosophical Glossary]

<2001-06-05>

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Nearby terms: tacit knowledge « taoism « Tarski Alfred « tautology » tautology schema » Taylor Harriet Hardy » techne