Combining Texts

All the ideas for 'fragments/reports', 'The Laws of Thought' and 'Consciousness,Represn, and Knowledge'

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9 ideas

4. Formal Logic / B. Propositional Logic PL / 1. Propositional Logic
8083 Boole applied normal algebra to logic, aiming at an algebra of thought [Boole, by Devlin]
7727 Boole's notation can represent syllogisms and propositional arguments, but not both at once [Boole, by Weiner]
5. Theory of Logic / A. Overview of Logic / 2. History of Logic
8686 Boole made logic more mathematical, with algebra, quantifiers and probability [Boole, by Friend]
5. Theory of Logic / H. Proof Systems / 2. Axiomatic Proof
22277 Boole's method was axiomatic, achieving economy, plus multiple interpretations [Boole, by Potter]
13. Knowledge Criteria / B. Internal Justification / 5. Coherentism / a. Coherence as justification
9329 Justification is coherence with a background system; if irrefutable, it is knowledge [Lehrer]
15. Nature of Minds / C. Capacities of Minds / 5. Generalisation by mind
9330 Generalization seems to be more fundamental to minds than spotting similarities [Lehrer]
16. Persons / C. Self-Awareness / 1. Introspection
9328 All conscious states can be immediately known when attention is directed to them [Lehrer]
26. Natural Theory / A. Speculations on Nature / 5. Infinite in Nature
1748 Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius]
27. Natural Reality / G. Biology / 3. Evolution
5989 Archelaus said life began in a primeval slime [Archelaus, by Schofield]