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'works', 'Russell's Metaphysical Logic' and 'On Duties ('De Officiis')'
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3 ideas
5. Theory of Logic / D. Assumptions for Logic / 3. Contradiction
10121
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Contradiction is not a sign of falsity, nor lack of contradiction a sign of truth [Pascal]
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5. Theory of Logic / F. Referring in Logic / 2. Descriptions / c. Theory of definite descriptions
21727
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Definite descriptions theory eliminates the King of France, but not the Queen of England [Linsky,B]
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5. Theory of Logic / I. Semantics of Logic / 5. Extensionalism
21719
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Extensionalism means what is true of a function is true of coextensive functions [Linsky,B]
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