Combining Texts
Ideas for
'The Nature of Things', 'Structure and Nature' and 'Problems of Philosophy'
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2 ideas
4. Formal Logic / A. Syllogistic Logic / 2. Syllogistic Logic
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The mortality of Socrates is more certain from induction than it is from deduction [Russell]
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4. Formal Logic / F. Set Theory ST / 7. Natural Sets
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A class is natural when everybody can spot further members of it [Quinton]
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