Combining Texts

All the ideas for 'fragments/reports', 'Letters to Leibniz 1' and 'The Logical Syntax of Language'

expand these ideas     |    start again     |     specify just one area for these texts

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5 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]

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]

26. Natural Theory / D. Laws of Nature / 8. Scientific Essentialism / c. Essence and laws

17009

I won't object if someone shows that gravity consistently arises from the action of matter [Newton]

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]