The integers are a unique factorization domain, so we can't tune pianos. That is the saddest thing I know about the integers. I talked to a Girl Scout troop about math earlier this month, and one of our topics was the intersection of math and music.
So much good scienceart on display… where to begin!? EXHIBITS: NORTHEAST REGION LIFE: Magnified June – November 2014 Gateway Gallery Between Concourse C and the AeroTrain C-Gates station Washington Dulles International Airport Washington, D.C.