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Ideas for 'fragments/reports', 'Difficulties of Transfinite Numbers and Types' and 'Identity'

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

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

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

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'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]