Quick Boolean Agebra Question

1. The problem statement, all variables and given/known data

xy + compliment(xy) = 1





2. Relevant equations







3. The attempt at a solution



is it true? because x+compliment(x) = 1



maybe its not true...

via Physics Forums RSS Feed http://www.physicsforums.com/showthread.php?t=713519&goto=newpost