Combining Texts

All the ideas for 'fragments/reports', 'Truth and Probability' and 'The Logical Syntax of Language'

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6 ideas

5. Theory of Logic / B. Logical Consequence / 1. Logical Consequence

13342

Carnap defined consequence by contradiction, but this is unintuitive and changes with substitution [Tarski on Carnap]

5. Theory of Logic / C. Ontology of Logic / 4. Logic by Convention

13251

Each person is free to build their own logic, just by specifying a syntax [Carnap]

10. Modality / B. Possibility / 8. Conditionals / d. Non-truthfunction conditionals

13766

'If' is the same as 'given that', so the degrees of belief should conform to probability theory [Ramsey, by Ramsey]

14. Science / C. Induction / 6. Bayes's Theorem

19143

Ramsey gave axioms for an uncertain agent to decide their preferences [Ramsey, by Davidson]

25. Social Practice / E. Policies / 5. Education / b. Education principles

13304

Learned men gain more in one day than others do in a lifetime [Posidonius]

27. Natural Reality / D. Time / 1. Nature of Time / d. Time as measure

20820

Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus]