Combining Philosophers
Ideas for Melvin Fitting, Palle Yourgrau and Keith Donnellan
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6 ideas
5. Theory of Logic / A. Overview of Logic / 8. Logic of Mathematics
11026
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Classical logic is deliberately extensional, in order to model mathematics [Fitting]
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5. Theory of Logic / F. Referring in Logic / 2. Descriptions / a. Descriptions
7760
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Russell only uses descriptions attributively, and Strawson only referentially [Donnellan, by Lycan]
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5. Theory of Logic / F. Referring in Logic / 2. Descriptions / b. Definite descriptions
5811
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A definite description can have a non-referential use [Donnellan]
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5812
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Definite descriptions are 'attributive' if they say something about x, and 'referential' if they pick x out [Donnellan]
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5814
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'The x is F' only presumes that x exists; it does not actually entail the existence [Donnellan]
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5. Theory of Logic / F. Referring in Logic / 3. Property (λ-) Abstraction
11028
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λ-abstraction disambiguates the scope of modal operators [Fitting]
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