Combining Texts
Ideas for
'works', 'A Subject with No Object' and 'A Structural Account of Mathematics'
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12 ideas
4. Formal Logic / D. Modal Logic ML / 1. Modal Logic
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9924
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Modal logic gives an account of metalogical possibility, not metaphysical possibility [Burgess/Rosen]
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4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set
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9550
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We only know relational facts about the empty set, but nothing intrinsic [Chihara]
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9562
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In simple type theory there is a hierarchy of null sets [Chihara]
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9572
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Realists about sets say there exists a null set in the real world, with no members [Chihara]
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9573
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The null set is a structural position which has no other position in membership relation [Chihara]
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4. Formal Logic / F. Set Theory ST / 3. Types of Set / c. Unit (Singleton) Sets
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9551
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What is special about Bill Clinton's unit set, in comparison with all the others? [Chihara]
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4. Formal Logic / F. Set Theory ST / 5. Conceptions of Set / a. Sets as existing
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9549
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The set theorist cannot tell us what 'membership' is [Chihara]
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4. Formal Logic / F. Set Theory ST / 5. Conceptions of Set / d. Naïve logical sets
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9933
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The paradoxes are only a problem for Frege; Cantor didn't assume every condition determines a set [Burgess/Rosen]
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4. Formal Logic / F. Set Theory ST / 7. Natural Sets
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9571
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ZFU refers to the physical world, when it talks of 'urelements' [Chihara]
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4. Formal Logic / F. Set Theory ST / 8. Critique of Set Theory
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9563
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A pack of wolves doesn't cease when one member dies [Chihara]
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4. Formal Logic / G. Formal Mereology / 1. Mereology
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13282
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Aristotle relativises the notion of wholeness to different measures [Aristotle, by Koslicki]
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9928
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Mereology implies that acceptance of entities entails acceptance of conglomerates [Burgess/Rosen]
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