Combining Philosophers

All the ideas for William S. Jevons, Helen Cartwright and Posidonius

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4 ideas

5. Theory of Logic / F. Referring in Logic / 1. Naming / d. Singular terms

10670

A 'singulariser' converts a plural like 'number of' to a syntactically neutral form [Cartwright,H, by Hossack]

6. Mathematics / C. Sources of Mathematics / 6. Logicism / a. Early logicism

8628	I hold that algebra and number are developments of logic [Jevons]

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]