Combining Texts

All the ideas for 'Scientific Explanation', 'The Theory of Relativity and A Priori Knowledge' and 'Elucidation of some points in E.Schrder'

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

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3 ideas

2. Reason / F. Fallacies / 4. Circularity

9355	One sort of circularity presupposes a premise, the other presupposes a rule being used [Braithwaite, by Devitt]

4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set

14238

A class is an aggregate of objects; if you destroy them, you destroy the class; there is no empty class [Frege]

12. Knowledge Sources / B. Perception / 5. Interpretation

18278

Kant showed that our perceptions are partly constructed from our concepts [Reichenbach]