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Ideas for 'Topics', 'Outlines of Pyrrhonism' and 'Mr Strawson on Logical Theory'

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5 ideas

5. Theory of Logic / B. Logical Consequence / 8. Material Implication

12196

A valid hypothetical syllogism is 'that which does not begin with a truth and end with a falsehood' [Sext.Empiricus]

5. Theory of Logic / C. Ontology of Logic / 1. Ontology of Logic

22437

Logical languages are rooted in ordinary language, and that connection must be kept [Quine]

5. Theory of Logic / E. Structures of Logic / 1. Logical Form

22434

Reduction to logical forms first simplifies idioms and grammar, then finds a single reading of it [Quine]

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

11261

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

5. Theory of Logic / L. Paradox / 7. Paradoxes of Time

1902	Since Socrates either died when he was alive (a contradiction) or died when he was dead (meaningless), he didn't die [Sext.Empiricus]