Invisible Handshake I

The snow sculpture shown below was created in 1999 in Breckenridge, Colorado, by a Macalester team consisting of Ferguson, Stan Wagon and Dan Schwalbe of the mathematics department, and student Tamas Nemeth (Mac ’99). Photo below by Stan Wagon. For more information on geometric snow sculpture, see: Minnesota Team at the International Snow Sculpture Championships in Breckenridge, Colorado

An article about Invisible Handshake in stone appeared at http://www.isama.org/hyperseeing/08/08-e.pdf