Recent content by Penguin_shinobi

I edited my first post to be more accurate

I have a couple of homework problems that I can't get, hopefully one of you enlightened ones can help me. I have to give proofs of these valid arguments using only the 8 rules of inference (M.P. etc.), and 10 replacement rules(D.N. etc.) : (1) 1.(A>E)>C 2.C>~C /A...