5 ideas
17809 | Gödel showed that the syntactic approach to the infinite is of limited value [Kreisel] |
17810 | The study of mathematical foundations needs new non-mathematical concepts [Kreisel] |
18810 | Aristotle's proofs give understanding, so it can't be otherwise, so consequence is necessary [Smiley, by Rumfitt] |
19087 | The meaning or purport of a symbol is all the rational conduct it would lead to [Peirce] |
17811 | The natural conception of points ducks the problem of naming or constructing each point [Kreisel] |