12 ideas
8784 | Neo-logicism founds arithmetic on Hume's Principle along with second-order logic [Hale/Wright] |
8787 | The Julius Caesar problem asks for a criterion for the concept of a 'number' [Hale/Wright] |
8788 | Logicism is only noteworthy if logic has a privileged position in our ontology and epistemology [Hale/Wright] |
8783 | Logicism might also be revived with a quantificational approach, or an abstraction-free approach [Hale/Wright] |
18969 | How do you distinguish three beliefs from four beliefs or two beliefs? [Quine] |
3597 | Foundations need not precede other beliefs [Wittgenstein] |
3596 | Total doubt can't even get started [Wittgenstein, by Williams,M] |
8786 | One first-order abstraction principle is Frege's definition of 'direction' in terms of parallel lines [Hale/Wright] |
4721 | If you are not certain of any fact, you cannot be certain of the meaning of your words either [Wittgenstein] |
18967 | A 'proposition' is said to be the timeless cognitive part of the meaning of a sentence [Quine] |
18968 | The problem with propositions is their individuation. When do two sentences express one proposition? [Quine] |
18970 | The concept of a 'point' makes no sense without the idea of absolute position [Quine] |