Combining Texts

All the ideas for 'Good and Evil', 'Symbolic Reasoning' and 'Ways Worlds Could Be'

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

---

3 ideas

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

21548

The null class is the class with all the non-existents as its members [MacColl, by Lackey]

10. Modality / E. Possible worlds / 2. Nature of Possible Worlds / a. Nature of possible worlds

15432

Structural universals might serve as possible worlds [Forrest, by Lewis]

22. Metaethics / C. The Good / 1. Goodness / a. Form of the Good

22489

'Good' is an attributive adjective like 'large', not predicative like 'red' [Geach, by Foot]