Combining Texts

All the ideas for 'Chomsky on himself', 'Symbolic Reasoning' and 'Letters to Leibniz'

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3 ideas

4. Formal Logic / D. Modal Logic ML / 7. Barcan Formula

16519

No one can conceive of a possible substance, apart from those which God has created [Arnauld]

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]

18. Thought / D. Concepts / 2. Origin of Concepts / c. Nativist concepts

6649	Chomsky now says concepts are basically innate, as well as syntax [Chomsky, by Lowe]