Combining Texts

All the ideas for 'Amphitheatrum', 'Letters to Samuel Masson' and 'works'

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

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4 ideas

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

9565	Zermelo made 'set' and 'member' undefined axioms [Zermelo, by Chihara]

3339	For Zermelo's set theory the empty set is zero and the successor of each number is its unit set [Zermelo, by Blackburn]

6. Mathematics / A. Nature of Mathematics / 5. The Infinite / d. Actual infinite

13190

I don't admit infinite numbers, and consider infinitesimals to be useful fictions [Leibniz]

26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / b. Prime matter

16591

Prime matter is nothing but its parts [Vanini]