5 ideas
23367 | Even pointing a finger should only be done for a reason [Epictetus] |
8463 | Maths can be reduced to logic and set theory [Quine] |
9548 | A mathematical object exists if there is no contradiction in its definition [Waterfield] |
8461 | The category of objects incorporates the old distinction of substances and their modes [Quine] |
8462 | A hallucination can, like an ague, be identified with its host; the ontology is physical, the idiom mental [Quine] |