37 ideas
13939 | No possible evidence could decide the reality of numbers, so it is a pseudo-question [Carnap] |
16252 | Metaphysics uses empty words, or just produces pseudo-statements [Carnap] |
22358 | Scientific objectivity lies in inter-subjective testing [Popper] |
13342 | Carnap defined consequence by contradiction, but this is unintuitive and changes with substitution [Tarski on Carnap] |
13251 | Each person is free to build their own logic, just by specifying a syntax [Carnap] |
13936 | Questions about numbers are answered by analysis, and are analytic, and hence logically true [Carnap] |
8748 | Logical positivists incorporated geometry into logicism, saying axioms are just definitions [Carnap, by Shapiro] |
8960 | Internal questions about abstractions are trivial, and external ones deeply problematic [Carnap, by Szabó] |
13933 | Existence questions are 'internal' (within a framework) or 'external' (concerning the whole framework) [Carnap] |
13934 | To be 'real' is to be an element of a system, so we cannot ask reality questions about the system itself [Carnap] |
13938 | A linguistic framework involves commitment to entities, so only commitment to the framework is in question [Carnap] |
11946 | Propensities are part of a situation, not part of the objects [Popper] |
13935 | We only accept 'things' within a language with formation, testing and acceptance rules [Carnap] |
12177 | Human artefacts may have essences, in their purposes [Popper] |
5451 | Popper felt that ancient essentialism was a bar to progress [Popper, by Mautner] |
14305 | In the truth-functional account a burnt-up match was soluble because it never entered water [Carnap] |
13932 | Empiricists tend to reject abstract entities, and to feel sympathy with nominalism [Carnap] |
13937 | New linguistic claims about entities are not true or false, but just expedient, fruitful or successful [Carnap] |
22188 | Give Nobel Prizes for really good refutations? [Gorham on Popper] |
18284 | Particulars can be verified or falsified, but general statements can only be falsified (conclusively) [Popper] |
7780 | Falsification is the criterion of demarcation between science and non-science [Popper, by Magee] |
16830 | We don't only reject hypotheses because we have falsified them [Lipton on Popper] |
6794 | If falsification requires logical inconsistency, then probabilistic statements can't be falsified [Bird on Popper] |
6795 | When Popper gets in difficulties, he quietly uses induction to help out [Bird on Popper] |
18699 | Carnap tried to define all scientific predicates in terms of primitive relations, using type theory [Carnap, by Button] |
3856 | Good theories have empirical content, explain a lot, and are not falsified [Popper, by Newton-Smith] |
13940 | All linguistic forms in science are merely judged by their efficiency as instruments [Carnap] |
7779 | There is no such thing as induction [Popper, by Magee] |
3860 | Science cannot be shown to be rational if induction is rejected [Newton-Smith on Popper] |
13048 | Good explications are exact, fruitful, simple and similar to the explicandum [Carnap, by Salmon] |
12176 | Science does not aim at ultimate explanations [Popper] |
12131 | All concepts can be derived from a few basics, making possible one science of everything [Carnap, by Brody] |
11968 | The intension of a sentence is the set of all possible worlds in which it is true [Carnap, by Kaplan] |
18285 | All translation loses some content (but language does not create reality) [Carnap] |
12175 | Galilean science aimed at true essences, as the ultimate explanations [Popper] |
12179 | Essentialist views of science prevent further questions from being raised [Popper] |
1513 | The Egyptians were the first to say the soul is immortal and reincarnated [Herodotus] |