7 ideas
10528 | Definitions concern how we should speak, not how things are [Fine,K] |
3338 | Numbers have been defined in terms of 'successors' to the concept of 'zero' [Peano, by Blackburn] |
5897 | 0 is a non-successor number, all successors are numbers, successors can't duplicate, if P(n) and P(n+1) then P(all-n) [Peano, by Flew] |
10529 | If Hume's Principle can define numbers, we needn't worry about its truth [Fine,K] |
10530 | Hume's Principle is either adequate for number but fails to define properly, or vice versa [Fine,K] |
6175 | External identification doesn't mean external location, as with sunburn [Davidson, by Rowlands] |
10527 | An abstraction principle should not 'inflate', producing more abstractions than objects [Fine,K] |