Combining Philosophers

All the ideas for Hermarchus, W Kneale / M Kneale and Jonathan Barnes

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5 ideas

4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / f. Axiom of Infinity V

10051

The axiom of infinity is not a truth of logic, and its adoption is an abandonment of logicism [Kneale,W and M]

18. Thought / E. Abstraction / 8. Abstractionism Critique

9073	Abstraction from an ambiguous concept like 'mole' will define them as the same [Barnes,J]

9074	Abstraction cannot produce the concept of a 'game', as there is no one common feature [Barnes,J]

9072	Defining concepts by abstractions will collect together far too many attributes from entities [Barnes,J]

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]