Combining Texts

All the ideas for 'The Value of Science', 'Symbolic Reasoning' and 'Letters to Fardella'

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

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3 ideas

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

21548

The null class is the class with all the non-existents as its members [MacColl, by Lackey]

8. Modes of Existence / C. Powers and Dispositions / 2. Powers as Basic

12708

The soul is not a substance but a substantial form, the first active faculty [Leibniz]

26. Natural Theory / D. Laws of Nature / 11. Against Laws of Nature

15877

The aim of science is just to create a comprehensive, elegant language to describe brute facts [Poincaré, by Harré]