4 ideas
7081 | Philosophy is not separate from or above empirical science [Neurath] |
11074 | 'It is true that this follows' means simply: this follows [Wittgenstein] |
11073 | Two and one making three has the necessity of logical inference [Wittgenstein] |
9145 | We form the image of a cardinal number by a double abstraction, from the elements and from their order [Cantor] |