Combining Texts

All the ideas for 'Identity and Spatio-Temporal Continuity', 'Summula philosophiae naturalis' and 'The Metaphysics of Space-Time Substantivalism'

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5 ideas

7. Existence / E. Categories / 5. Category Anti-Realism
Ockham was an anti-realist about the categories [William of Ockham, by Pasnau]
9. Objects / A. Existence of Objects / 5. Individuation / e. Individuation by kind
'Ultimate sortals' cannot explain ontological categories [Westerhoff on Wiggins]
9. Objects / C. Structure of Objects / 4. Quantity of an Object
Ockham says matter must be extended, so we don't need Quantity [William of Ockham, by Pasnau]
Matter gets its quantity from condensation and rarefaction, which is just local motion [William of Ockham]
27. Natural Reality / C. Space / 4. Substantival Space
General Relativity allows substantivalism about space-time - that it has independent properties [Hoefer]