Combining Philosophers

Ideas for Ian Rumfitt, Manjit Kumar and M. Tullius Cicero

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4 ideas

5. Theory of Logic / D. Assumptions for Logic / 1. Bivalence

18840

When faced with vague statements, Bivalence is not a compelling principle [Rumfitt]

21677

How can the not-true fail to be false, or the not-false fail to be true? [Cicero]

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

2669	Dialectic assumes that all statements are either true or false, but self-referential paradoxes are a big problem [Cicero]

5. Theory of Logic / D. Assumptions for Logic / 3. Contradiction

12194

Contradictions include 'This is red and not coloured', as well as the formal 'B and not-B' [Rumfitt]