Combining Texts

All the ideas for 'Explanation in Mathematics', 'Dthat' and 'Letter to Frege 29.12.1899'

expand these ideas     |    start again     |     specify just one area for these texts

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3 ideas

3. Truth / G. Axiomatic Truth / 1. Axiomatic Truth

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If axioms and their implications have no contradictions, they pass my criterion of truth and existence [Hilbert]

9. Objects / D. Essence of Objects / 7. Essence and Necessity / b. Essence not necessities

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Essences are no use in mathematics, if all mathematical truths are necessary [Mancosu]

19. Language / B. Reference / 3. Direct Reference / b. Causal reference

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Are causal descriptions part of the causal theory of reference, or are they just metasemantic? [Kaplan, by Schaffer,J]