Combining Philosophers

All the ideas for James Baillie, Stephen Schiffer and Hugh MacColl

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4 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]

5. Theory of Logic / D. Assumptions for Logic / 4. Identity in Logic

3299	In logic identity involves reflexivity (x=x), symmetry (if x=y, then y=x) and transitivity (if x=y and y=z, then x=z) [Baillie]

13. Knowledge Criteria / C. External Justification / 6. Contextual Justification / a. Contextualism

19508

Contextualism needs a semantics for knowledge sentences that are partly indexical [Schiffer,S]

19509

The indexical aspect of contextual knowledge might be hidden, or it might be in what 'know' means [Schiffer,S]