9 ideas
12154 | Are 'word token' and 'word type' different sorts of countable objects, or two ways of counting? [Geach, by Perry] |
8969 | We should abandon absolute identity, confining it to within some category [Geach, by Hawthorne] |
16075 | Denial of absolute identity has drastic implications for logic, semantics and set theory [Wasserman on Geach] |
12152 | Identity is relative. One must not say things are 'the same', but 'the same A as' [Geach] |
16073 | Leibniz's Law is incomplete, since it includes a non-relativized identity predicate [Geach, by Wasserman] |
22363 | You have only begun to do real science when you can express it in numbers [Kelvin] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20644 | Energy has progressed from a mere formula, to a principle pervading all nature [Kelvin] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |