Everything about Sudoku that doesn't fit in one of the other sections
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- Patterns vs clues
by Pupp » Sun Jun 27, 2021 3:36 am
- 7 Replies
- 748 Views
- Last post by JPF
Thu Aug 26, 2021 4:57 pm
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- 72 size-4 unavoidable sets
by tdillon » Fri Aug 20, 2021 7:12 pm
- 4 Replies
- 765 Views
- Last post by tdillon
Fri Aug 20, 2021 10:57 pm
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- Godfather of Sudoku
by 1to9only » Tue Aug 17, 2021 12:29 pm
- 0 Replies
- 530 Views
- Last post by 1to9only
Tue Aug 17, 2021 12:29 pm
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- pattern design
by urhegyi » Thu Aug 05, 2021 6:48 am
- 5 Replies
- 668 Views
- Last post by denis_berthier
Mon Aug 09, 2021 6:28 pm
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- EnjoySudoku down?
by dirk » Sun Jul 18, 2021 4:24 pm
- 1 Replies
- 580 Views
- Last post by JasonLion-Admin
Thu Jul 22, 2021 10:27 pm
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- Server down for site www.sudoku.org.uk
by fshubertsr » Mon May 10, 2021 12:39 pm
- 2 Replies
- 619 Views
- Last post by briona112
Tue Jul 20, 2021 1:08 am
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- superior plus puzzles
by ab » Sun Jul 02, 2006 2:22 pm
- 162 Replies
- 97135 Views
- Last post by dxSudoku
Mon Jul 19, 2021 12:45 pm
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- Android version that allows you to draw lines
by Buckeye John 1976 » Mon Apr 19, 2021 3:46 pm
- 2 Replies
- 639 Views
- Last post by dxSudoku
Sat Jul 17, 2021 3:44 pm
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- Sudoku Research Project
by Sepehr » Sun Jan 31, 2021 4:25 am
- 5 Replies
- 797 Views
- Last post by dxSudoku
Sat Jul 17, 2021 2:34 am
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- I published my first Sudoku book on Amazon
by dxSudoku » Sat Jul 17, 2021 1:31 am
- 0 Replies
- 510 Views
- Last post by dxSudoku
Sat Jul 17, 2021 1:31 am
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- Posting games and analyzing games
by Pupp » Sun Jun 20, 2021 2:03 pm
- 1 Replies
- 175 Views
- Last post by yzfwsf
Sun Jun 20, 2021 3:32 pm
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- Players of Sudoku, Characteristics
by studentofsudoku » Tue Apr 27, 2021 7:54 pm
- 2 Replies
- 619 Views
- Last post by Pupp
Mon Jun 14, 2021 4:52 am
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- Arbitrary candidate sudoku
by icecream17 » Sat May 22, 2021 3:08 am
- 19 Replies
- 1268 Views
- Last post by creint
Sat Jun 05, 2021 5:19 pm
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- What is the smallest valid pattern?
by JPF » Mon Apr 19, 2021 5:54 pm
- 75 Replies
- 3699 Views
- Last post by JPF
Sun May 30, 2021 5:40 am
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- Number of ways to fill the box 9
by Maq777 » Sat May 01, 2021 5:50 pm
- 2 Replies
- 540 Views
- Last post by Maq777
Sun May 02, 2021 7:20 pm
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- How do I move a thread to a different topic?
by upssjatly » Tue Mar 23, 2021 8:24 am
- 1 Replies
- 459 Views
- Last post by EldarDarwin
Mon Apr 26, 2021 3:12 pm
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- Number of possible 16x16 sudoku grids?
by yes_maybe » Thu Jan 09, 2020 2:26 pm
- 16 Replies
- 3395 Views
- Last post by EmilyVaughan
Sun Apr 18, 2021 12:11 pm
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- What is the smallest minimal puzzle?
by JPF » Sat Apr 03, 2021 8:58 pm
- 16 Replies
- 1359 Views
- Last post by JPF
Sun Apr 18, 2021 11:47 am
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- What is the largest minlex minimal puzzle ?
by coloin » Tue Apr 06, 2021 5:11 pm
- 21 Replies
- 1421 Views
- Last post by coloin
Fri Apr 16, 2021 9:39 pm
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- symmetric pattern
by urhegyi » Thu Apr 15, 2021 12:05 pm
- 5 Replies
- 574 Views
- Last post by m_b_metcalf
Thu Apr 15, 2021 8:36 pm
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- Conjecturing number solutions in sudoku squares of any size
by Maq777 » Thu Mar 25, 2021 10:55 am
- 7 Replies
- 836 Views
- Last post by Maq777
Sun Apr 11, 2021 6:25 pm
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- Am I the only one bothered by this huge prime number
by Maq777 » Sun Apr 04, 2021 12:01 pm
- 7 Replies
- 901 Views
- Last post by JPF
Sat Apr 10, 2021 8:28 pm
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- Errors in Sudopedia
by Maq777 » Wed Mar 31, 2021 10:58 pm
- 3 Replies
- 595 Views
- Last post by Maq777
Sun Apr 04, 2021 6:43 pm
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- sudoku is a 6-dimensional problem
by dukuso » Mon Nov 07, 2005 8:28 am
- 8 Replies
- 5175 Views
- Last post by Maq777
Sat Apr 03, 2021 11:48 pm
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- Canonicalizing all Sudokus
by Tomoka » Thu Apr 06, 2017 6:16 pm
- 5 Replies
- 1576 Views
- Last post by Maq777
Thu Apr 01, 2021 1:00 pm
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- Minimum givens on larger puzzles
by mwalimu » Tue Sep 05, 2006 11:15 pm
- 28 Replies
- 7615 Views
- Last post by ton
Thu Apr 01, 2021 12:34 pm
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- Shidoku Study with Graphs
by Maq777 » Sat Mar 20, 2021 2:48 pm
- 7 Replies
- 856 Views
- Last post by Maq777
Sun Mar 28, 2021 12:39 pm
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- Equations that work for any sudoku of the form n * n
by Maq777 » Mon Mar 22, 2021 9:49 pm
- 14 Replies
- 805 Views
- Last post by Maq777
Wed Mar 24, 2021 1:12 am
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- How to create a sudoku starting from a solution
by urhegyi » Tue Nov 03, 2020 9:03 pm
- 30 Replies
- 2838 Views
- Last post by Maq777
Mon Mar 22, 2021 4:43 pm
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- sudoku max allowed subsets
by urhegyi » Thu Feb 04, 2021 2:56 pm
- 19 Replies
- 1540 Views
- Last post by m_b_metcalf
Tue Mar 16, 2021 2:54 pm
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- The bivalue conjecture
by denis_berthier » Sat Feb 20, 2021 6:01 am
- 26 Replies
- 1959 Views
- Last post by nazaz
Mon Mar 15, 2021 6:59 pm
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- A tough pattern ?
by Ocean » Fri May 19, 2006 1:53 pm
- 32 Replies
- 13334 Views
- Last post by coloin
Tue Mar 02, 2021 8:29 pm
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- MinLex Puzzles
by JPF » Fri Jan 22, 2021 10:16 pm
- 76 Replies
- 4595 Views
- Last post by dobrichev
Tue Feb 23, 2021 6:03 am
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- Is there a puzzle with no (3D-)trivalue cell?
by denis_berthier » Sat Jan 09, 2021 5:41 am
- 6 Replies
- 789 Views
- Last post by denis_berthier
Fri Feb 19, 2021 9:46 am
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- start with basics, finish with x-wing, xy-wing and xyz-wing
by urhegyi » Thu Feb 18, 2021 8:51 am
- 0 Replies
- 496 Views
- Last post by urhegyi
Thu Feb 18, 2021 8:51 am
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- Automorphic patterns
by coloin » Sun Feb 07, 2021 12:22 am
- 4 Replies
- 624 Views
- Last post by coloin
Wed Feb 10, 2021 10:48 pm
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- Sudokus with a nice form
by urhegyi » Thu Dec 10, 2020 10:28 pm
- 19 Replies
- 1571 Views
- Last post by denis_berthier
Thu Feb 04, 2021 10:15 am
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- Matching minirows analysis
by Serg » Thu Jan 21, 2021 11:17 pm
- 3 Replies
- 602 Views
- Last post by Serg
Sat Jan 23, 2021 10:38 am
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- Output file in standard format for all moves made
by jco » Fri Jul 17, 2020 1:42 pm
- 24 Replies
- 1849 Views
- Last post by jco
Wed Jan 13, 2021 5:00 pm
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- New Sudoku website: www.SudokuByZol.com
by zol » Mon Sep 22, 2008 11:28 pm
- 1 Replies
- 1721 Views
- Last post by BingoGuy
Wed Dec 16, 2020 5:44 pm
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