4 ideas
16519 | No one can conceive of a possible substance, apart from those which God has created [Arnauld] |
10190 | From the axiomatic point of view, mathematics is a storehouse of abstract structures [Bourbaki] |
18883 | Any equivalence relation among similar things allows the creation of an abstractum [Simons] |
18884 | Abstraction is usually seen as producing universals and numbers, but it can do more [Simons] |