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Ideas for 'Commentary on 'De Anima'', 'Intro to the Philosophy of Time' and 'What Numbers Are'

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2 ideas

5. Theory of Logic / J. Model Theory in Logic / 3. Löwenheim-Skolem Theorems

17813

Löwenheim-Skolem says any theory with a true interpretation has a model in the natural numbers [White,NP]

5. Theory of Logic / L. Paradox / 7. Paradoxes of Time

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A traveller takes a copy of a picture into the past, gives it the artist, who then creates the original! [Baron/Miller]