Combining Philosophers
Ideas for Eubulides, Anon (Diss) and Fred Sommers
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7 ideas
5. Theory of Logic / D. Assumptions for Logic / 4. Identity in Logic
18897
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Predicate logic has to spell out that its identity relation '=' is an equivalent relation [Sommers]
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5. Theory of Logic / E. Structures of Logic / 1. Logical Form
18893
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Translating into quantificational idiom offers no clues as to how ordinary thinkers reason [Sommers]
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5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / c. not
18903
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Sommers promotes the old idea that negation basically refers to terms [Sommers, by Engelbretsen]
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5. Theory of Logic / E. Structures of Logic / 7. Predicates in Logic
18894
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Predicates form a hierarchy, from the most general, down to names at the bottom [Sommers]
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5. Theory of Logic / L. Paradox / 1. Paradox
6007
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If you know your father, but don't recognise your father veiled, you know and don't know the same person [Eubulides, by Dancy,R]
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5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / a. The Liar paradox
6006
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If you say truly that you are lying, you are lying [Eubulides, by Dancy,R]
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5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / b. The Heap paradox ('Sorites')
6008
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Removing one grain doesn't destroy a heap, so a heap can't be destroyed [Eubulides, by Dancy,R]
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