Combining Texts

Ideas for 'fragments/reports', 'Principles of Philosophy' and 'Can there be Vague Objects?'

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5 ideas

9. Objects / B. Unity of Objects / 2. Substance / a. Substance

16630

If we perceive an attribute, we infer the existence of some substance [Descartes]

9. Objects / B. Unity of Objects / 2. Substance / d. Substance defined

5013	A substance needs nothing else in order to exist [Descartes]

9. Objects / B. Unity of Objects / 3. Unity Problems / e. Vague objects

14484

If a=b is indeterminate, then a=/=b, and so there cannot be indeterminate identity [Evans, by Thomasson]

9. Objects / D. Essence of Objects / 9. Essence and Properties

16633

A substance has one principal property which is its nature and essence [Descartes]

9. Objects / F. Identity among Objects / 6. Identity between Objects

16224

There can't be vague identity; a and b must differ, since a, unlike b, is only vaguely the same as b [Evans, by PG]