Unformatted text preview: • 1. They are materially equivalent and • 2. They are equivalent in meaning and/or • 3. The statement of their material equivalence is a tautology p ~~p p ~p ~~p p ~~p T F T T F T F T Tautological biconditional T...
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This note was uploaded on 03/16/2011 for the course PHIL 045 taught by Professor Hopper during the Fall '07 term at GWU.
- Fall '07