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- 17-Clue Puzzles
by Yogi » Wed Feb 17, 2016 9:09 pm - 5 Replies
- 812 Views
- Last post by Yogi
Mon Feb 22, 2016 6:33 am
- 17-Clue Puzzles
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- GEM - Graded Equivalence Marking
by David P Bird » Sat Feb 20, 2016 7:49 pm
- 3 Replies
- 1011 Views
- Last post by David P Bird
Sat Feb 20, 2016 8:00 pm
- GEM - Graded Equivalence Marking
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- Bounds on number of sudoku grids
by nickelbird » Thu Feb 11, 2016 6:10 pm - 2 Replies
- 694 Views
- Last post by nickelbird
Thu Feb 11, 2016 7:50 pm
- Bounds on number of sudoku grids
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- Request for data (Sudoku with givens)
by Mathimagics » Tue Jan 12, 2016 3:30 pm - 6 Replies
- 740 Views
- Last post by eleven
Sat Jan 16, 2016 9:55 pm
- Request for data (Sudoku with givens)
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- Fastest Time for Solving a Sudoku Puzzle
by dp_94 » Thu Nov 26, 2015 1:31 pm - 0 Replies
- 745 Views
- Last post by dp_94
Thu Nov 26, 2015 1:31 pm
- Fastest Time for Solving a Sudoku Puzzle
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- Sudokus with an original rare shape
1 ... 40, 41, 42 by claudiarabia » Sat May 20, 2006 12:47 am
- 621 Replies
- 253522 Views
- Last post by Pat
Mon Nov 09, 2015 1:18 pm
- Sudokus with an original rare shape
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- Searching good sites for intermediate/advanced puzzles
by Instinct » Mon Oct 12, 2015 8:01 pm - 3 Replies
- 699 Views
- Last post by keith
Tue Oct 13, 2015 9:40 pm
- Searching good sites for intermediate/advanced puzzles
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- Sudoku org UK down again?
by shamanalix » Mon Oct 12, 2015 3:10 am - 0 Replies
- 604 Views
- Last post by shamanalix
Mon Oct 12, 2015 3:10 am
- Sudoku org UK down again?
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- Hidden Pair in a Chain
by daj95376 » Fri Aug 14, 2015 5:56 pm - 2 Replies
- 592 Views
- Last post by eleven
Sun Aug 16, 2015 12:25 pm
- Hidden Pair in a Chain
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- Nice Loop Notation Nightmare
by daj95376 » Mon Jun 22, 2015 5:09 pm
- 9 Replies
- 814 Views
- Last post by SteveG48
Sun Jun 28, 2015 8:31 pm
- Nice Loop Notation Nightmare
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- Advice for aspiring Sudoku creator: 6x6 grids much less fun?
by sudokucreator » Mon Jun 01, 2015 9:36 pm - 4 Replies
- 618 Views
- Last post by tarek
Wed Jun 03, 2015 5:23 pm
- Advice for aspiring Sudoku creator: 6x6 grids much less fun?
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- PEARLS, RUBIES, GARNETS, EMERALDS, ETC.
1, 2by gurth » Wed Oct 04, 2006 11:30 am - 20 Replies
- 9559 Views
- Last post by David P Bird
Thu May 21, 2015 11:00 am
- PEARLS, RUBIES, GARNETS, EMERALDS, ETC.
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- Two-box UA sets detection
by Serg » Fri Jan 09, 2015 8:18 pm - 7 Replies
- 666 Views
- Last post by Serg
Mon Jan 12, 2015 4:14 pm
- Two-box UA sets detection
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- My Sudoku learning journal
by Instinct » Tue Dec 23, 2014 1:34 pm - 0 Replies
- 686 Views
- Last post by Instinct
Tue Dec 23, 2014 1:34 pm
- My Sudoku learning journal
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- Number of non equivalent patterns having N clues
1, 2by JPF » Sun Apr 22, 2012 11:18 pm - 21 Replies
- 4263 Views
- Last post by coloin
Tue Nov 11, 2014 10:10 pm
- Number of non equivalent patterns having N clues
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- Unique solutions
by Willo » Mon Nov 10, 2014 1:06 am - 2 Replies
- 688 Views
- Last post by eleven
Mon Nov 10, 2014 10:26 am
- Unique solutions
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- Write up?
1, 2by mollwollfumble » Wed Apr 09, 2014 11:00 pm - 15 Replies
- 1674 Views
- Last post by enxio27
Thu Nov 06, 2014 9:24 pm
- Write up?
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- Grading invalid puzzles...
1, 2 by ixsetf » Mon Nov 03, 2014 6:19 pm
- 15 Replies
- 1250 Views
- Last post by ixsetf
Thu Nov 06, 2014 4:40 pm
- Grading invalid puzzles...
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- Minimum number of clues with 3 empty boxes?
by ixsetf » Thu Oct 30, 2014 7:36 pm - 4 Replies
- 855 Views
- Last post by blue
Fri Oct 31, 2014 1:47 am
- Minimum number of clues with 3 empty boxes?
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- Minimal patterns
by Serg » Fri Oct 10, 2014 7:14 am - 14 Replies
- 979 Views
- Last post by Serg
Thu Oct 16, 2014 11:47 am
- Minimal patterns
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- Sudoku Programmers Forum?
by RichardGoodrich » Sun Sep 21, 2014 6:25 pm - 2 Replies
- 927 Views
- Last post by RichardGoodrich
Mon Oct 06, 2014 11:19 pm
- Sudoku Programmers Forum?
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- Sparse Sudoku's
by Dr. Octagon » Wed Oct 01, 2014 7:01 pm - 12 Replies
- 993 Views
- Last post by Dr. Octagon
Sun Oct 05, 2014 7:10 pm
- Sparse Sudoku's
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- <1248> Exocet in a Chute
by daj95376 » Mon Aug 11, 2014 7:22 pm - 3 Replies
- 869 Views
- Last post by daj95376
Fri Aug 22, 2014 11:12 pm
- <1248> Exocet in a Chute
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- Another curious Exocet (breaking all the rules ?)
by blue » Tue Aug 12, 2014 9:05 am - 3 Replies
- 898 Views
- Last post by blue
Tue Aug 12, 2014 10:40 am
- Another curious Exocet (breaking all the rules ?)
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- <2346> Exocet in a Chute
by daj95376 » Sat Aug 09, 2014 9:22 pm - 10 Replies
- 854 Views
- Last post by daj95376
Sun Aug 10, 2014 11:38 pm
- <2346> Exocet in a Chute
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- Help to find puzzle
by m_b_metcalf » Wed Jul 02, 2014 1:49 pm - 6 Replies
- 974 Views
- Last post by m_b_metcalf
Fri Jul 04, 2014 7:15 am
- Help to find puzzle
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- Minimum steps to a trivial puzzle?
by ixsetf » Fri May 16, 2014 8:49 pm
- 12 Replies
- 1026 Views
- Last post by Pat
Tue May 20, 2014 6:36 am
- Minimum steps to a trivial puzzle?
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- Is an ALS XY-wing considered a chain?
by ArkieTech » Wed Apr 16, 2014 4:00 pm - 3 Replies
- 936 Views
- Last post by daj95376
Wed Apr 16, 2014 10:04 pm
- Is an ALS XY-wing considered a chain?
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- Easiest puzzles
by dobrichev » Sun Feb 09, 2014 12:31 pm - 7 Replies
- 953 Views
- Last post by Pat
Tue Feb 18, 2014 12:10 pm
- Easiest puzzles
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- Sudoku Anchor-5, etc.
by RichardGoodrich » Fri Jan 17, 2014 3:45 am - 0 Replies
- 928 Views
- Last post by RichardGoodrich
Fri Jan 17, 2014 3:45 am
- Sudoku Anchor-5, etc.
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- Where is or was the Eureka Forum
by RichardGoodrich » Thu Nov 07, 2013 3:58 am - 3 Replies
- 1069 Views
- Last post by fdutra
Sun Nov 24, 2013 2:01 pm
- Where is or was the Eureka Forum
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- Sudoku People
by RichardGoodrich » Fri Dec 21, 2012 11:55 pm - 3 Replies
- 1404 Views
- Last post by RichardGoodrich
Thu Nov 07, 2013 3:46 am
- Sudoku People
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