7 ideas
10528 | Definitions concern how we should speak, not how things are [Fine,K] |
13342 | Carnap defined consequence by contradiction, but this is unintuitive and changes with substitution [Tarski on Carnap] |
13251 | Each person is free to build their own logic, just by specifying a syntax [Carnap] |
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] |
23218 | The brain has no responsibility for sensations, which occur in the heart [Aristotle] |
10527 | An abstraction principle should not 'inflate', producing more abstractions than objects [Fine,K] |