10 ideas
22334 | Analysis must include definitions, search for simples, concept analysis, and Kant's analysis [Glock] |
13831 | Logic is based on transitions between sentences [Prawitz] |
13827 | Logical consequence isn't a black box (Tarski's approach); we should explain how arguments work [Prawitz] |
13825 | Natural deduction introduction rules may represent 'definitions' of logical connectives [Prawitz] |
13823 | In natural deduction, inferences are atomic steps involving just one logical constant [Prawitz] |
13826 | Model theory looks at valid sentences and consequence, but not how we know these things [Prawitz] |
18758 | Validity is provable, but invalidity isn't, because the model is infinite [Church, by McGee] |
22332 | German and British idealism is not about individual ideas, but the intelligibility of reality [Glock] |
22336 | We might say that the family resemblance is just a consequence of meaning-as-use [Glock] |
22335 | The variety of uses of 'game' may be that it has several meanings, and isn't a single concept [Glock] |