Recent posts

type	title	author	last post
Personal blog entry	Site URL changed	cubex	06/01/2012 - 02:29
Personal blog entry	Drupal database problem Drupal database by cubex	cubex	06/01/2012 - 02:32
Forum topic	Presentation for Rubik's cube Revision - Much clearer presentation by secondmouse For anyone interested by secondmouse Hi Jaap, Actually I was wr by mdlazreg Another presentation on 3 involutions! by secondmouse Bounds on identity length by jaap The cube by gaetanguimond I used GAP to find the size o by Bruce Norskog Non trivial identities by mdlazreg	jaap	06/01/2012 - 02:36
Forum topic	Cubic Symmetry Cycle Representations algebra versus geometry by brac37 Parity by B MacKenzie there are exactly three parities by brac37 Cubic Group Parities by B MacKenzie with odd I mean mirrored by brac37 Parity by B MacKenzie void cube by brac37 An Example by B MacKenzie Well formed Cube models by B MacKenzie With or Without Face Centers by Jerry Bryan Cubie based Cube Representation by B MacKenzie Symmetry group by brac37 Cube Group Representations by B MacKenzie More representations by brac37	B MacKenzie	06/01/2012 - 02:36
Forum topic	NxNxN cubes in GAP Yikes by secondmouse Symmetry Actions by B MacKenzie B MacKenzie, thanks for the i by Bruce Norskog The two formulas give the sam by Bruce Norskog Thanks for providing the link by secondmouse Confirmation by B MacKenzie Group size with parity restrictions by jaap Ignore the symmetry group comment please by secondmouse well, I made no attempt to wr by Bruce Norskog Factor of 2 explanation by Bruce Norskog Ah so ... I am very much mistaken by secondmouse Why the positions do not form a group by Bruce Norskog Not true by secondmouse 2x2x2x2 group by secondmouse Oops, in my previous post, of by Bruce Norskog Indeed by brac37 The number of elements in the by Bruce Norskog Works well for the 2x2x2 and by secondmouse	Bruce Norskog	06/01/2012 - 02:36
Forum topic	God's algorithm for FTM mod 48, 2. Try Symmetry, Maneuvers, and Syllables by Jerry Bryan Conjugate turns by B MacKenzie M p = M p' can be understood by brac37 I think it can(not) be done by brac37 single anti-symmetries only by brac37 Your mapping above is the map by B MacKenzie Mirror conjugate by mdlazreg Mirror Symmetry by B MacKenzie mirror image by mdlazreg Symmetry Reduction by B MacKenzie New kind of symmetry by mdlazreg Mike Godfrey and I did a comp by kociemba M p = M p' and p=p' by mdlazreg number of self-inverse positions by Bruce Norskog mod 96 by rokicki mod 96? by brac37 Very nice! by rokicki	kociemba	06/01/2012 - 02:36
Personal blog entry	First Post, General Puzzle Solving It is quite ambitious, I agre by quadricode Good luck on this project by Bruce Norskog Hehe, very cool, thanks for s by quadricode A generic puzzle solver is a by anubis	quadricode	06/01/2012 - 02:36
Forum topic	Twenty-Nine QTM Moves Suffice 3 distance-26 positions by mdlazreg Maybe another subgroup by brac37 The known distance-26 position is the only one? by mdlazreg My congratualtion once more i by kociemba I just tried the subgroup (U, by rokicki Thanks, Bruce! It may well by rokicki Congrats! by Bruce Norskog	rokicki	06/01/2012 - 02:36
Forum topic	Conjugacy classes of the cube I write Perl, I actually wrot by nooneimportant ported to C by brac37 E = O + E_ps for odd nori by brac37 E = O + E_ps proof by mdlazreg Indeed gpg' =(gp)p(gp)', by brac37 gpg' =(gp)p(gp)' by mdlazreg No, but O_ps = 0 is trivial by brac37 Even conjugacy classes > Odd conjugacy classes? by mdlazreg Amazing discovery by brac37 I do not know, another questi by brac37 Fabulous by mdlazreg 768 = 2^83 -- memory of GAP by brac37 Extension of procedure by brac37 "false theorem" with the screwdriver cube by brac37 The 3 by brac37 For the group <U2,R2,F2,UD by Bruce Norskog Where I said [U2,D2,R2,L2,F2, by brac37 GAP ran out of memory when I by Bruce Norskog Conjugacy discussion from Singmaster's Rubic Circular by Jerry Bryan Again thank you very much -- corrections and more cubes by brac37 "H" conjugacy classes by Bruce Norskog Depth of a conjugacy class representative by mdlazreg Parity sensitive by mdlazreg Thank you -- O_ps is always zero -- other numbers of cjclasses by brac37 Conjugacy classes of <U,F,R> by Bruce Norskog table for [E, O, E_ps, O_ps] and "rubik 81120" by brac37 No, CEEE + CO*EO is incorrect. by brac37 Screwdriver cube by brac37 Screwdriver cube by mdlazreg Even and odd classes by mdlazreg Screwdriver cube by brac37 I tried using GAP to get the by Bruce Norskog	mdlazreg	06/01/2012 - 02:36
Forum topic	Some 3-color cube results "symmetries" by B MacKenzie Tri-color cube symmetry by B MacKenzie 1152 symmetries by rokicki "symmetries" by Bruce Norskog Symmetries? by rokicki Tri-color cube symmetry by B MacKenzie Great job, Tom! by Bruce Norskog STM finished by rokicki QTM finished by rokicki HTM finished by rokicki Here's how I would transpose by B MacKenzie Different metrics by rokicki On further thought by B MacKenzie Coset space by B MacKenzie Three color cube: God's Number is 15 ? by rokicki	Bruce Norskog	06/01/2012 - 02:36
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