Combining Texts

All the ideas for 'Reference and Reflexivity', 'Symbolic Reasoning' and 'Existence,Ontological Commitment and Fictions'

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

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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]

4. Formal Logic / F. Set Theory ST / 8. Critique of Set Theory

8972	What in the real world could ground the distinction between the sets {A,{A,B}} and {B,{A,B}}? [Inwagen]

18. Thought / A. Modes of Thought / 9. Indexical Thought

16391

Indexical thoughts are about themselves, and ascribe properties to themselves [Perry, by Recanati]