valuation function

Fetched 2026-10-26 (cache).

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Noun

1. {{lb|en|logic}} A [[function]] which assigns a [[truth value]] to every [[well-formed formula]], which is identical to the [[model]]'s interpretation function when applied to atomic [[propositions]], and which otherwise assigns a truth value [[recursively]] depending on the formula's top logical [[connective]] and the truth values of the subformulae surrounding that logical connective.

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