I'll be honest...I was thinking it was going to be an article about the Manhattan norm (a.k.a. the Taxicab norm) at first: http://en.wikipedia.org/wiki/Norm_%2

I'll be honest...I was thinking it was going to be an article about the Manhattan norm (a.k.a. the Taxicab norm) at first: http://en.wikipedia.org/wiki/Norm_%28mathematics%29#Taxicab_norm_or_Manhattan_norm http://en.wikipedia.org/wiki/Norm_%28mathematics%29#Taxicab_...