Combining Texts

All the ideas for 'A Puzzle about Belief', 'Mathematical Physics' and 'A Note on the entscheidungsproblem'

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3 ideas

5. Theory of Logic / K. Features of Logics / 7. Decidability

18758

Validity is provable, but invalidity isn't, because the model is infinite [Church, by McGee]

18. Thought / B. Mechanics of Thought / 5. Mental Files

16383

Puzzled Pierre has two mental files about the same object [Recanati on Kripke]

18. Thought / E. Abstraction / 3. Abstracta by Ignoring

9567	Maths deals with quantities of physical significance, ignoring irrelevant features [Geroch]