Combining Texts
Ideas for
'works', 'Identity and Existence in Logic' and 'Material Beings'
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5 ideas
5. Theory of Logic / D. Assumptions for Logic / 2. Excluded Middle
17587
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The 'Law' of Excluded Middle needs all propositions to be definitely true or definitely false [Inwagen]
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5. Theory of Logic / E. Structures of Logic / 4. Variables in Logic
17558
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Variables are just like pronouns; syntactic explanations get muddled over dummy letters [Inwagen]
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5. Theory of Logic / G. Quantification / 5. Second-Order Quantification
18763
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Basic variables in second-order logic are taken to range over subsets of the individuals [Anderson,CA]
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5. Theory of Logic / G. Quantification / 7. Unorthodox Quantification
18771
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Stop calling ∃ the 'existential' quantifier, read it as 'there is...', and range over all entities [Anderson,CA]
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5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / b. The Heap paradox ('Sorites')
17583
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There are no heaps [Inwagen]
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