7 ideas
13655 | The Löwenheim-Skolem theorems show that whether all sets are constructible is indeterminate [Putnam, by Shapiro] |
9915 | V = L just says all sets are constructible [Putnam] |
9913 | The Löwenheim-Skolem Theorem is close to an antinomy in philosophy of language [Putnam] |
17447 | Parsons says counting is tagging as first, second, third..., and converting the last to a cardinal [Parsons,C, by Heck] |
9914 | It is unfashionable, but most mathematical intuitions come from nature [Putnam] |
21559 | We need rules for deciding which norms are predicative (unless none of them are) [Russell] |
21558 | 'Predicative' norms are those which define a class [Russell] |