5 ideas
21563 | The 'no classes' theory says the propositions just refer to the members [Russell] |
3299 | In logic identity involves reflexivity (x=x), symmetry (if x=y, then y=x) and transitivity (if x=y and y=z, then x=z) [Baillie] |
21565 | Richard's puzzle uses the notion of 'definition' - but that cannot be defined [Russell] |
21564 | Vicious Circle: what involves ALL must not be one of those ALL [Russell] |
468 | Musical performance can reveal a range of virtues [Damon of Ath.] |