Combining Texts

Ideas for 'Material Beings', 'reports' and 'Russell's Metaphysical Logic'

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5 ideas

5. Theory of Logic / D. Assumptions for Logic / 2. Excluded Middle

17587

The 'Law' of Excluded Middle needs all propositions to be definitely true or definitely false [Inwagen]

5. Theory of Logic / E. Structures of Logic / 4. Variables in Logic

17558

Variables are just like pronouns; syntactic explanations get muddled over dummy letters [Inwagen]

5. Theory of Logic / F. Referring in Logic / 2. Descriptions / c. Theory of definite descriptions

21727

Definite descriptions theory eliminates the King of France, but not the Queen of England [Linsky,B]

5. Theory of Logic / I. Semantics of Logic / 5. Extensionalism

21719

Extensionalism means what is true of a function is true of coextensive functions [Linsky,B]

5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / b. The Heap paradox ('Sorites')

17583

There are no heaps [Inwagen]