19 ideas
7807 | The laws of thought are true, but they are not the axioms of logic [Bolzano, by George/Van Evra] |
15544 | If what is actual might have been impossible, we need S4 modal logic [Armstrong, by Lewis] |
9618 | Bolzano wanted to reduce all of geometry to arithmetic [Bolzano, by Brown,JR] |
9830 | Bolzano began the elimination of intuition, by proving something which seemed obvious [Bolzano, by Dummett] |
8979 | Slow and continuous events (like balding or tree-growth) are called 'processes', not 'events' [Simons] |
8981 | Maybe processes behave like stuff-nouns, and events like count-nouns [Simons] |
8973 | Einstein's relativity brought events into ontology, as the terms of a simultaneity relationships [Simons] |
17265 | Philosophical proofs in mathematics establish truths, and also show their grounds [Bolzano, by Correia/Schnieder] |
7024 | Properties are universals, which are always instantiated [Armstrong, by Heil] |
9478 | Even if all properties are categorical, they may be denoted by dispositional predicates [Armstrong, by Bird] |
10729 | Universals explain resemblance and causal power [Armstrong, by Oliver] |
4031 | It doesn't follow that because there is a predicate there must therefore exist a property [Armstrong] |
10024 | The type-token distinction is the universal-particular distinction [Armstrong, by Hodes] |
10728 | A thing's self-identity can't be a universal, since we can know it a priori [Armstrong, by Oliver] |
9185 | Bolzano wanted to avoid Kantian intuitions, and prove everything that could be proved [Bolzano, by Dummett] |
22276 | Bolzano saw propositions as objective entities, existing independently of us [Bolzano, by Potter] |
17264 | Propositions are abstract structures of concepts, ready for judgement or assertion [Bolzano, by Correia/Schnieder] |
12232 | A 'proposition' is the sense of a linguistic expression, and can be true or false [Bolzano] |
12233 | The ground of a pure conceptual truth is only in other conceptual truths [Bolzano] |