Combining Philosophers

Ideas for Nagarjuna, Aeschylus and Bertrand Russell

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3 ideas

5. Theory of Logic / B. Logical Consequence / 5. Modus Ponens

5395	Demonstration always relies on the rule that anything implied by a truth is true [Russell]

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

14106

Implication cannot be defined [Russell]

14108

It would be circular to use 'if' and 'then' to define material implication [Russell]