Combining Texts

All the ideas for 'fragments/reports', 'Elements of Mathematical Logic' and 'How to Russell a Frege-Church'

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7 ideas

4. Formal Logic / E. Nonclassical Logics / 3. Many-Valued Logic

8942	Lukasiewicz's L3 logic has three truth-values, T, F and I (for 'indeterminate') [Lukasiewicz, by Fisher]

5. Theory of Logic / F. Referring in Logic / 2. Descriptions / c. Theory of definite descriptions

11989

For Russell, expressions dependent on contingent circumstances must be eliminated [Kaplan]

10. Modality / E. Possible worlds / 3. Transworld Objects / d. Haecceitism

11990

'Haecceitism' says that sameness or difference of individuals is independent of appearances [Kaplan]

9668	'Haecceitism' is common thisness under dissimilarity, or distinct thisnesses under resemblance [Kaplan]

11991

If quantification into modal contexts is legitimate, that seems to imply some form of haecceitism [Kaplan]

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]