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First and Last ever Sudoku. 1 , 2 ] 26 rjamil 747 Fri May 17, 2013 6:57 pmcoloin
Building the 416 bands from scratch 3 ThemePark 855 Thu Apr 11, 2013 9:55 pmstrmckr
Two-boxes unavoidable sets 1 , 2 , 3 , 4 ] 58 Serg 12107 Fri Apr 27, 2012 6:44 amchautygorcy
New canonization 1 , 2 , 3 ] 37 ChPicard 7904 Fri Apr 27, 2012 6:43 amchautygorcy
There is no 16-clue sudoku: proof 8 Moschopulus 1964 Mon Apr 16, 2012 2:49 pmcoloin
Generating all sudokus with a given pattern 1 , 2 , 3 ] 38 ThemePark 5283 Sun Jan 08, 2012 9:56 pmcoloin
Lexicograhical Indexing 1 , 2 , 3 ] 38 Colin Fiat 5404 Thu Nov 10, 2011 6:50 amdobrichev
This grid seems canonicalized 0 ChPicard 587 Sat Oct 29, 2011 10:56 amChPicard
12 given pattern 6 ChPicard 1049 Thu Oct 20, 2011 1:54 pmChPicard
Minimum number of clues needed 6 kmin 8190 Wed Sep 14, 2011 11:02 amPat
Recognising Impossible Jigsaw Layouts 1 , 2 , 3 , 4 ] 56 mathimagics 8834 Mon May 23, 2011 2:41 pmmathimagics
The CGDL (Jigsaw layout) Enumeration Problem 2 mathimagics 898 Sun May 22, 2011 6:02 pmmathimagics
Convergence Rate of Jacobson-Matthews RLS generator 2 mathimagics 886 Tue May 17, 2011 5:57 ammathimagics
NP-com proof 9 halon 1933 Thu May 12, 2011 9:35 amblue
Random Grid Generation (Theory v Practice) 1 , 2 , 3 ] 39 mathimagics 6849 Sat May 07, 2011 5:25 ammathimagics
Mathematical proof of non-uniqueness sudoku solution 1 , 2 ] 15 Serg 5124 Tue Apr 05, 2011 2:41 ammrphantuan
Stats on bands and stacks 1 ChPicard 969 Fri Mar 18, 2011 4:12 amdobrichev
Unavoidable sets unique to the grid 6 dobrichev 2441 Mon Jan 24, 2011 5:02 amblue
Adobe Open Source Dancing Links Implementation 8 MontagFTB 12884 Wed Jan 19, 2011 9:02 amzionna
Unavoidable Sets: Definition, Properties, Classification 1 , 2 , 3 ] 41 dobrichev 8406 Sun Jan 16, 2011 8:17 amRed Ed
A grid symmetry measure 0 dobrichev 1077 Thu Jan 13, 2011 11:50 pmdobrichev
Grids with minimal UA18s for all 2-row,2-col,2-digit UA sets 6 blue 1848 Wed Jan 12, 2011 8:13 pmdobrichev
The unexplored 40+ clue puzzle space 1 , 2 , 3 ] 30 dobrichev 7447 Tue Dec 21, 2010 12:52 pmdobrichev
Are the 5472730538 essentially different grids available? 14 ChPicard 7260 Sat Dec 04, 2010 12:03 amdobrichev
How to calculate number of pattern's automorphisms? 1 ... 6 , 7 , 8 ] 117 Serg 19936 Mon Nov 08, 2010 1:38 pmSerg
Name for two puzzles that have the same pattern of clues? 9 AR4793 2749 Tue Oct 19, 2010 7:06 amSerg
Solution grids and UA connections 1 , 2 ] 17 blue 4451 Sun Oct 17, 2010 3:12 pmRed Ed
Clue-pattern automorphisms ... manually 2 Red Ed 1312 Sun Oct 17, 2010 11:22 amRed Ed
minimal puzzle size and isomorphism group 8 lkSudoku 2423 Mon Oct 11, 2010 11:31 pmronk
What is the Minlex form of the 416 minimal bands 13 AR4793 3708 Sun Oct 10, 2010 8:50 pmdpbobelisk
generating random sudokugrids 1 , 2 ] 19 dukuso 30063 Sun Oct 10, 2010 6:40 amRed Ed
Number of isomorphisms and solutions distribution 10 lkSudoku 2674 Wed Oct 06, 2010 6:52 amAR4793
The number of unique minimal puzzles? 7 AR4793 2144 Tue Oct 05, 2010 5:32 pmAR4793
Search for maximal pattern, containing both diagonals 1 ... 7 , 8 , 9 ] 121 Serg 19152 Fri Sep 10, 2010 8:12 amm_b_metcalf
Finding the nth sudoku solution? 1 , 2 , 3 ] 35 Beren 7005 Sun Aug 29, 2010 7:22 pmRed Ed
Cycle Notation 3 BryanL 1440 Sun Aug 22, 2010 7:37 pmdaj95376
Symmetric 17 6 ChPicard 2267 Fri Aug 13, 2010 6:23 amSerg
Fertile pattern revisited 2 ChPicard 1293 Tue Aug 10, 2010 10:48 pmcoloin
sudokugrid is a gerechte design 4 dukuso 1798 Fri Jul 09, 2010 5:23 amdukuso
signature of a sudoku 12 dukuso 3487 Tue Jun 22, 2010 7:49 pmcoloin
G, T, S classes, automorphism... 6 ChPicard 2035 Tue Jun 01, 2010 1:28 pmgsf
some help with DLX and knuth's paper 6 furtivefelon 6982 Tue May 25, 2010 7:38 amdukuso
Solving Sudoku's mathematically (?) 1 , 2 ] 15 Kamphuys 20636 Sun May 02, 2010 10:02 pmSayuriSatsu
Backup: Minimal 39 clues puzzles 1 , 2 ] 17 eleven 5967 Sat May 01, 2010 7:18 ameleven
Yet another mapping question 1 FlukeLogic 1556 Wed Feb 24, 2010 4:17 amFlukeLogic
papers and links 4 dukuso 14032 Wed Nov 18, 2009 10:00 pmevert2
maximum number of candidates after removal singles 2 soduko 2746 Sat Jul 04, 2009 3:21 amdaj95376
Mapping 3x3 boxes to rows 12 rkral 13095 Mon Jun 29, 2009 1:13 pmleeo
How many grains of sand vs number of Sudoku 4 ChPicard 3460 Tue May 26, 2009 3:35 amangusj
Checker and the Minimum Number of Clues Problem 9 ChPicard 5167 Tue May 19, 2009 1:05 pmcoloin
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