Wed 10 Dec, 2008 10:32 pm - I got the following proof wrong in class and I could use some help solving it:
-(-P v -Q) therefore (P & Q)
[COLOR=Blue](Moderator edit: post moved to more appropriate forum.jgw)[/COLOR] (view)
Wed 10 Dec, 2008 10:29 pm - can you help me solve the following?
-(-P v -Q) therefore (P & Q) (view)
