Combining Philosophers

Ideas for William James, Graeme Forbes and Sextus Empiricus

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4 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 / E. Structures of Logic / 1. Logical Form

6020	'Man is a rational mortal animal' is equivalent to 'if something is a man, that thing is a rational mortal animal' [Sext.Empiricus]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / d. and

12010

Is the meaning of 'and' given by its truth table, or by its introduction and elimination rules? [Forbes,G]

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]