Combining Philosophers

All the ideas for Lycophron, Einstein,A/Infeld,L and Hugh MacColl

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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]

13. Knowledge Criteria / A. Justification Problems / 3. Internal or External / a. Pro-internalism

604	Knowledge is mind and knowing 'cohabiting' [Lycophron, by Aristotle]

27. Natural Reality / B. Modern Physics / 2. Electrodynamics / b. Fields

18202

The concept of a field gradually replaced the substances in explaining relations between charges [Einstein/Infeld]