Combining Texts

All the ideas for 'On boundary numbers and domains of sets', 'Letters to Wagner' and 'Brandom on Social Practices and Representations'

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

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5 ideas

1. Philosophy / D. Nature of Philosophy / 7. Despair over Philosophy

19090

If we can't check our language against experience, philosophy is just comparing beliefs and words [Rorty]

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

17832

Zermelo showed that the ZF axioms in 1930 were non-categorical [Zermelo, by Hallett,M]

4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / h. Axiom of Replacement VII

13028

Replacement was added when some advanced theorems seemed to need it [Zermelo, by Maddy]

5. Theory of Logic / L. Paradox / 3. Antinomies

17626

The antinomy of endless advance and of completion is resolved in well-ordered transfinite numbers [Zermelo]

26. Natural Theory / A. Speculations on Nature / 7. Later Matter Theories / a. Early Modern matter

19436

Bare or primary matter is passive; it is clothed or secondary matter which contains action [Leibniz]