3 ideas
17743 | De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki] |
9413 | An event is a change in or to an object [Lombard, by Mumford] |
10370 | Causal relata are individuated by coarse spacetime regions [Quine, by Schaffer,J] |