PHIL 200 Study Guide - Truth-Bearer, Correspondence Theory Of Truth, If And Only If

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Russelian desiderata: a theory of truth must admit both truth and falsity, truth and falsity are exclusive properties, the truth or falsehood of a belief depends on something that lies outside the belief itself. Primary truth bearers: truth values are not derived from other truths. Secondary truth bearers: truth values are derived from other truth bearers. A proposition is true only if it corresponds with the facts. The correspondence theory runs the risk of being trivial or empty. P is true iff p corresponds to a fact. P is false iff p does not correspond to any fact: defnition. P is true iff p corresponds to a state of affairs that obtains. P is false iff p corresponds to a state of affairs that does not obtain. Facts/state of affairs are denoted by that" sentences: Russel rejects definition 2 because it commits us to the existence of state of affairs that do not obtain.