Combining Texts

All the ideas for 'Metaphysics', 'Frege' and 'Defining 'Intrinsic' (with Rae Langton)'

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6 ideas

2. Reason / D. Definition / 1. Definitions
Interdefinition is useless by itself, but if we grasp one separately, we have them both [Lewis]
4. Formal Logic / B. Propositional Logic PL / 1. Propositional Logic
Aristotelian logic dealt with inferences about concepts, and there were also proposition inferences [Weiner]
7. Existence / C. Structure of Existence / 8. Stuff / a. Pure stuff
A composite is a true unity if all of its parts fall under one essence [Scheibler]
8. Modes of Existence / B. Properties / 4. Intrinsic Properties
We must avoid circularity between what is intrinsic and what is natural [Lewis, by Cameron]
A property is 'intrinsic' iff it can never differ between duplicates [Lewis]
Ellipsoidal stars seem to have an intrinsic property which depends on other objects [Lewis]