Date: 17 Feb 1981 18:00 PST From: McKeeman at PARC-MAXC Subject: Re: Rubik's Sphere In-reply-to: VaughanW.REFLECS's message of 17 February 1981 18:03 cst To: VaughanW at HI-Multics (Bill Vaughan) cc: Mike at UCLA-Security, cube-lovers at MIT-MC, SAUNDERS at USC-ISIB Bill, Well, My idea is that the continuous slicing is constrained by some function so that you basically only have one degree of freedom per axis. The trick is to scramble on several axes, and then try to get back. If the coloring is continuous before any twisting, then it is always continuous. (I think) Another Bill