Combining Texts

All the ideas for 'Clitophon', 'Categories, Classification, Cogn. Anthropology' and 'The Principles of Science'

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

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3 ideas

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

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

7. Existence / E. Categories / 2. Categorisation

10494

Several words may label a category; one word can name several categories; some categories lack words [Ellen]

22. Metaethics / B. Value / 2. Values / f. Altruism

1590	The just man does not harm his enemies, but benefits everyone [Plato]