http://msmvps.com/blogs/bill/archive/2008/04/30/bit-wise-algebra.aspxToday I answered a question saying use A XOr (A And B). Then I thought, well isn't that the same as A And Not (A And B). Now I knew there is a simplification because of the double A and both And's but I honestly couldn't remember all my booleanenCommunityServer 2008.5 SP2 (Build: 40407.4157)