6 ideas
9390 | Logic guides thinking, but it isn't a substitute for it [Rumfitt] |
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] |
7783 | Bodies, properties, relations, events, numbers, sets and propositions are 'things' if they exist [Lowe] |
9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |