By the way, Howard Peelle's full Rubik's Cube paper is available for free at: http://www.maxhost.org/other/p255-peelle.pdf
Skip Skip Cave Cave Consulting LLC On Tue, Nov 29, 2016 at 8:08 AM, Skip Cave <[email protected]> wrote: > Another interesting Rubik's Cube paper is Jim Weigang's "Implementing > Rubik's Cube: An Exercise in Hybrid Programming", from the January 1986 > issue of *Computer Language* magazine. Jim implements the cube in APL, > and allows the user to make rotations using "twist commands". He then uses > the APL model to re-implement the core twist routines in assembly language > using table lookup, to speed up the solution finder. The lookup tables > were generated by the APL model. He describes a 72x speed-up in rotation > sequences with the assembly-language routines. > > http://www.chilton.com/~jimw/rubik.html > > Skip > > Skip Cave > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
