Combining Philosophers

All the ideas for Hermarchus, Seymour Lipschutz and Carl Hoefer

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3 ideas

4. Formal Logic / F. Set Theory ST / 3. Types of Set / e. Equivalence classes

8920	Equivalence relations are reflexive, symmetric and transitive, and classify similar objects [Lipschutz]

25. Social Practice / F. Life Issues / 6. Animal Rights

6005	Animals are dangerous and nourishing, and can't form contracts of justice [Hermarchus, by Sedley]

27. Natural Reality / C. Space / 4. Substantival Space

19035

General Relativity allows substantivalism about space-time - that it has independent properties [Hoefer]