Combining Texts

All the ideas for 'Reference and Generality (3rd ed)', 'From Stimulus to Science' and 'In Metaphysics'

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8 ideas

2. Reason / B. Laws of Thought / 3. Non-Contradiction

6564	To affirm 'p and not-p' is to have mislearned 'and' or 'not' [Quine]

6. Mathematics / A. Nature of Mathematics / 4. Using Numbers / d. Counting via concepts

12154

Are 'word token' and 'word type' different sorts of countable objects, or two ways of counting? [Geach, by Perry]

7. Existence / A. Nature of Existence / 6. Criterion for Existence

16660

Are things distinct if they are both separate, or if only one of them can be separate? [Duns Scotus, by Pasnau]

9. Objects / A. Existence of Objects / 6. Nihilism about Objects

8969	We should abandon absolute identity, confining it to within some category [Geach, by Hawthorne]

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

16626

Substance is only grasped under the general heading of 'being' [Duns Scotus]

9. Objects / F. Identity among Objects / 3. Relative Identity

16075

Denial of absolute identity has drastic implications for logic, semantics and set theory [Wasserman on Geach]

12152

Identity is relative. One must not say things are 'the same', but 'the same A as' [Geach]

9. Objects / F. Identity among Objects / 8. Leibniz's Law

16073

Leibniz's Law is incomplete, since it includes a non-relativized identity predicate [Geach, by Wasserman]