Combining Texts

All the ideas for 'works', 'Symbolic Reasoning' and 'Truth-making without Truth-makers'

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

---

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]

5. Theory of Logic / D. Assumptions for Logic / 3. Contradiction

10121

Contradiction is not a sign of falsity, nor lack of contradiction a sign of truth [Pascal]

14. Science / D. Explanation / 2. Types of Explanation / a. Types of explanation

17319

There are 'conceptual' explanations, with their direction depending on complexity [Schnieder]