4 ideas
18844 | You would cripple mathematics if you denied Excluded Middle [Hilbert] |
17462 | A single object must not be counted twice, which needs knowledge of distinctness (negative identity) [Rumfitt] |
17461 | Some 'how many?' answers are not predications of a concept, like 'how many gallons?' [Rumfitt] |
3016 | Even the gods cannot strive against necessity [Pittacus, by Diog. Laertius] |