Combining Philosophers

All the ideas for Moses Schönfinkel, Nicholas P. White and John Austin

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4 ideas

5. Theory of Logic / E. Structures of Logic / 4. Variables in Logic
Variables are auxiliary notions, and not part of the 'eternal' essence of logic [Schönfinkel]
5. Theory of Logic / J. Model Theory in Logic / 3. Löwenheim-Skolem Theorems
Löwenheim-Skolem says any theory with a true interpretation has a model in the natural numbers [White,NP]
6. Mathematics / A. Nature of Mathematics / 4. Using Numbers / c. Counting procedure
Finite cardinalities don't need numbers as objects; numerical quantifiers will do [White,NP]
25. Social Practice / D. Justice / 2. The Law / d. Legal positivism
The existence of law is one thing, its merits and demerits another [Austin,J]