Combining Texts

All the ideas for 'The Development of Logic', 'Summula philosophiae naturalis' and 'Through the Looking Glass'

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

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5 ideas

4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / f. Axiom of Infinity V

10051

The axiom of infinity is not a truth of logic, and its adoption is an abandonment of logicism [Kneale,W and M]

7. Existence / A. Nature of Existence / 3. Being / e. Being and nothing

21982

I only wish I had such eyes as to see Nobody! It's as much as I can do to see real people. [Carroll,L]

7. Existence / E. Categories / 5. Category Anti-Realism

16608

Ockham was an anti-realist about the categories [William of Ockham, by Pasnau]

9. Objects / C. Structure of Objects / 4. Quantity of an Object

16599

Ockham says matter must be extended, so we don't need Quantity [William of Ockham, by Pasnau]

16681

Matter gets its quantity from condensation and rarefaction, which is just local motion [William of Ockham]