Mar 24, 2007 #1 B BMWE Member level 2 Joined Apr 4, 2005 Messages 51 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,288 Activity points 1,585 question in math Let u, v, w be three binary vectors such that every two of them are at Hamming distance exactly d from each other. 1. Prove that d is even. 2. Prove that there is exactly one vector at distance d/2 from u, v, w. the first one i succeeded to solve somehow, but how to solve the second one?
question in math Let u, v, w be three binary vectors such that every two of them are at Hamming distance exactly d from each other. 1. Prove that d is even. 2. Prove that there is exactly one vector at distance d/2 from u, v, w. the first one i succeeded to solve somehow, but how to solve the second one?
Mar 26, 2007 #2 L Lib Newbie level 5 Joined Sep 6, 2006 Messages 9 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,324 question in math Can the rule of contraries help?