7 ideas
15457 | Interdefinition is useless by itself, but if we grasp one separately, we have them both [Lewis] |
12427 | All of mathematics is properties of the whole numbers [Kronecker] |
10091 | God made the integers, all the rest is the work of man [Kronecker] |
15400 | We must avoid circularity between what is intrinsic and what is natural [Lewis, by Cameron] |
15458 | A property is 'intrinsic' iff it can never differ between duplicates [Lewis] |
15459 | Ellipsoidal stars seem to have an intrinsic property which depends on other objects [Lewis] |
11052 | Psychological logic can't distinguish justification from causes of a belief [Frege] |