Use Conditional Proof (C.P.) to prove that the following statements are tautologies. [D (F G)]

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Use Conditional Proof (C.P.) to prove that the following statements are tautologies.


[D ⊃ (F ⊃ G)] ⊃[F ⊃ (D ⊃ G)]

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Introduction To Logic

ISBN: 9781138500860

15th Edition

Authors: Irving M. Copi, Carl Cohen, Victor Rodych

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