5 ideas
17699 | Variables are auxiliary notions, and not part of the 'eternal' essence of logic [Schönfinkel] |
15938 | Platonists ruin infinity, which is precisely a growing structure which is never completed [Dummett] |
15939 | For intuitionists it is constructed proofs (which take time) which make statements true [Dummett] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |