A Hard Day's Chord

From Guitar Player Magazine by way of MonkeyFilter: The opening chord to A Hard Day's Night is one of the most memorable in rock history. . . and it has been hailed as the greatest chord in rock and roll. But what exactly was that mysterious chord? . . . Dr. Jason I. Brown, Professor of Mathematics and Computer Science at Dalhousie University in Halifax, Canada, delved into the mystery. Using a type of mathematics called Fourier Transforms, he shows how to reconstruct the original frequencies from a list of numbers -- and that the two most common transcriptions for this chord are wrong. Turns out, there is a little piano in that transcendent chord voicing. Read the full article: A Hard Day's Mystery. [http://www.guitarplayer.com/archive/0105/0105_IO2.htm]