Combining Texts

All the ideas for 'fragments/reports', 'Elucidation of some points in E.Schrder' and 'Treatise on Quantity'

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4 ideas

4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set

14238

A class is an aggregate of objects; if you destroy them, you destroy the class; there is no empty class [Frege]

9. Objects / C. Structure of Objects / 4. Quantity of an Object

16672

Quantity is the quantified parts of a thing, plus location and coordination [Olivi]

19. Language / B. Reference / 1. Reference theories

1757	The Electra: she knows this man, but not that he is her brother [Eucleides, by Diog. Laertius]

22. Metaethics / C. The Good / 1. Goodness / b. Types of good

3028	The chief good is unity, sometimes seen as prudence, or God, or intellect [Eucleides]