Combining Philosophers

All the ideas for Moses Schönfinkel, Arend Heyting and Godfrey Vesey

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3 ideas

5. Theory of Logic / E. Structures of Logic / 4. Variables in Logic

17699

Variables are auxiliary notions, and not part of the 'eternal' essence of logic [Schönfinkel]

6. Mathematics / C. Sources of Mathematics / 6. Logicism / d. Logicism critique

8754	Logic is dependent on mathematics, not the other way round [Heyting, by Shapiro]

12. Knowledge Sources / B. Perception / 4. Sense Data / b. Nature of sense-data

6457	Sensations are mental, but sense-data could be mind-independent [Vesey]