4 ideas
10245 | One geometry cannot be more true than another [Poincaré] |
14797 | Vagueness is a neglected but important part of mathematical thought [Peirce] |
14798 | All communication is vague, and is outside the principle of non-contradiction [Peirce] |
1490 | You would have to be very morally lazy to ignore criticisms of your own culture [Nagel] |