Combining Texts

Ideas for 'fragments/reports', 'The Sophist' and 'Grundlagen der Arithmetik (Foundations)'

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6 ideas

7. Existence / A. Nature of Existence / 1. Nature of Existence

8643	Affirmation of existence is just denial of zero [Frege]

7. Existence / A. Nature of Existence / 3. Being / d. Non-being

11278

What does 'that which is not' refer to? [Plato]

7. Existence / A. Nature of Existence / 3. Being / e. Being and nothing

1643	If statements about non-existence are logically puzzling, so are statements about existence [Plato]

7. Existence / A. Nature of Existence / 4. Abstract Existence

8911	If abstracta are non-mental, quarks are abstracta, and yet chess and God's thoughts are mental [Rosen on Frege]

8634	The equator is imaginary, but not fictitious; thought is needed to recognise it [Frege]

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

7022	To be is to have a capacity, to act on other things, or to receive actions [Plato]