Combining Texts

All the ideas for 'Recent Debates on the A Priori', 'works' and 'Elucidation of some points in E.Schrder'

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3 ideas

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]

6. Mathematics / A. Nature of Mathematics / 1. Mathematics

9226	If mathematical theories conflict, it may just be that they have different subject matter [Field,H]

18. Thought / B. Mechanics of Thought / 6. Artificial Thought / b. Turing Machines

3193	Turing showed that logical rules can be specified computationally and mechanically [Turing, by Rey]