Combining Texts

All the ideas for 'Aristotle and Descartes on Matter', 'Steps Towards a Constructive Nominalism' and 'Difficulties of Transfinite Numbers and Types'

expand these ideas     |    start again     |     specify just one area for these texts

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4 ideas

6. Mathematics / C. Sources of Mathematics / 10. Constructivism / d. Predicativism

21558

'Predicative' norms are those which define a class [Russell]

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We need rules for deciding which norms are predicative (unless none of them are) [Russell]

8. Modes of Existence / E. Nominalism / 1. Nominalism / c. Nominalism about abstracta

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We renounce all abstract entities [Goodman/Quine]

26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / b. Prime matter

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Prime matter is nothing when it is at rest [Leibniz]