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Ideas for 'Topics', 'Presupposition' and 'Completeness of Axioms of Logic'

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2 ideas

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / c. not

19052

Natural language 'not' doesn't apply to sentences [Dummett]

5. Theory of Logic / L. Paradox / 2. Aporiai

11261

Puzzles arise when reasoning seems equal on both sides [Aristotle]