7 ideas
8956 | What is a singleton set, if a set is meant to be a collection of objects? [Szabó] |
8953 | Abstract entities don't depend on their concrete entities ...but maybe on the totality of concrete things [Szabó] |
14798 | All communication is vague, and is outside the principle of non-contradiction [Peirce] |
14797 | Vagueness is a neglected but important part of mathematical thought [Peirce] |
1556 | By nature people are close to one another, but culture drives them apart [Hippias] |
8954 | Geometrical circles cannot identify a circular paint patch, presumably because they lack something [Szabó] |
8955 | Abstractions are imperceptible, non-causal, and non-spatiotemporal (the third explaining the others) [Szabó] |