7 ideas
17423 | The essence of natural numbers must reflect all the functions they perform [Sicha] |
17425 | To know how many, you need a numerical quantifier, as well as equinumerosity [Sicha] |
17424 | Counting puts an initial segment of a serial ordering 1-1 with some other entities [Sicha] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
22745 | Pherecydes said the first principle and element is earth [Pherecydes, by Sext.Empiricus] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |
5883 | Pherecydes was the first to say that the soul is eternal [Pherecydes, by Cicero] |