Combining Texts

All the ideas for 'fragments/reports', 'The Foundations of Mathematics (2nd ed)' and 'Anselm and Actuality'

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

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3 ideas

4. Formal Logic / D. Modal Logic ML / 4. Alethic Modal Logic

16456

For modality Lewis rejected boxes and diamonds, preferring worlds, and an index for the actual one [Lewis, by Stalnaker]

8. Modes of Existence / A. Relations / 4. Formal Relations / b. Equivalence relation

18465

An 'equivalence' relation is one which is reflexive, symmetric and transitive [Kunen]

21. Aesthetics / C. Artistic Issues / 7. Art and Morality

468	Musical performance can reveal a range of virtues [Damon of Ath.]