invisibilityshield
Joined: April 19, 2009 (email not validated)
Number of comments posted: 1
Number of votes received: 1
No user description provided.
Joined: April 19, 2009 (email not validated)
Number of comments posted: 1
Number of votes received: 1
No user description provided.
April 19, 2009, 6:48am • 1 vote
on: I didn’t sleep last night AND the night before
In logic, "not (A or B)" is the same as "(not A) and (not B)...