4 ideas
8460 | Philosophers have given precise senses to deduction, probability, computability etc [Quine/Ullian] |
13432 | The essence of a circle is the equality of its radii [Leibniz] |
19216 | Propositions (such as 'that dog is barking') only exist if their items exist [Williamson] |
12696 | Bodies are recreated in motion, and don't exist in intervening instants [Leibniz] |