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Ideas for 'On the Question of Absolute Undecidability', 'Tractatus Logico-Philosophicus' and 'Three Grades of Modal Involvement'

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3 ideas

5. Theory of Logic / C. Ontology of Logic / 1. Ontology of Logic

18162

The propositions of logic are analytic tautologies [Wittgenstein]

12219

Whether a modal claim is true depends on how the object is described [Quine, by Fine,K]

5. Theory of Logic / C. Ontology of Logic / 2. Platonism in Logic

7537	Wittgenstein convinced Russell that logic is tautologies, not Platonic forms [Wittgenstein, by Monk]