Combining Texts

Ideas for 'Thinking About Mathematics', 'Structures and Structuralism in Phil of Maths' and 'Existence and Quantification'

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2 ideas

4. Formal Logic / D. Modal Logic ML / 1. Modal Logic

5745	Quine says quantified modal logic creates nonsense, bad ontology, and false essentialism [Melia on Quine]

4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / a. Axioms for sets

10166

ZFC set theory has only 'pure' sets, without 'urelements' [Reck/Price]