Combining Texts

All the ideas for 'Necessary Existents', 'Identity' and 'works'

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12 ideas

5. Theory of Logic / D. Assumptions for Logic / 2. Excluded Middle

7334	Anti-realism needs an intuitionist logic with no law of excluded middle [Dummett, by Miller,A]

6. Mathematics / A. Nature of Mathematics / 4. Using Numbers / c. Counting procedure

16014

It is controversial whether only 'numerical identity' allows two things to be counted as one [Noonan]

7. Existence / D. Theories of Reality / 4. Anti-realism

3303	For anti-realists there are no natural distinctions between objects [Dummett, by Benardete,JA]

9. Objects / E. Objects over Time / 4. Four-Dimensionalism

16024

I could have died at five, but the summation of my adult stages could not [Noonan]

9. Objects / E. Objects over Time / 5. Temporal Parts

16023

Stage theorists accept four-dimensionalism, but call each stage a whole object [Noonan]

9. Objects / F. Identity among Objects / 2. Defining Identity

16015

Problems about identity can't even be formulated without the concept of identity [Noonan]

16017

Identity is usually defined as the equivalence relation satisfying Leibniz's Law [Noonan]

16016

Identity definitions (such as self-identity, or the smallest equivalence relation) are usually circular [Noonan]

16020

Identity can only be characterised in a second-order language [Noonan]

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

16018

Indiscernibility is basic to our understanding of identity and distinctness [Noonan]

16019

Leibniz's Law must be kept separate from the substitutivity principle [Noonan]

19. Language / D. Propositions / 3. Concrete Propositions

19216

Propositions (such as 'that dog is barking') only exist if their items exist [Williamson]