Advanced methods and approaches for solving Sudoku puzzles
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- Problem with short forcing chain
by Jasper32 » Sun Feb 24, 2008 4:42 pm
- 13 Replies
- 2567 Views
- Last post by Mike Barker
Tue Feb 26, 2008 1:35 am
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- Help with BUG
by EnderGT » Tue Feb 19, 2008 11:19 pm
- 45 Replies
- 8605 Views
- Last post by eleven
Sun Feb 24, 2008 10:34 pm
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- X2Y2-BELTS
by denis_berthier » Sat Feb 09, 2008 4:56 pm
- 15 Replies
- 6335 Views
- Last post by denis_berthier
Fri Feb 22, 2008 8:43 am
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- solving with colors
by Renald » Fri Feb 15, 2008 6:14 pm
- 2 Replies
- 1940 Views
- Last post by Renald
Sat Feb 16, 2008 5:01 pm
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- Method hierachy
by barkholt » Sun Feb 12, 2006 3:29 am
- 42 Replies
- 28036 Views
- Last post by champagne
Fri Feb 15, 2008 9:40 am
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- Y-wing-meets-finned-swordfish
by 999_Springs » Sun Feb 03, 2008 10:05 pm
- 5 Replies
- 2326 Views
- Last post by ronk
Mon Feb 04, 2008 4:54 pm
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- can somone please explain this to me better
by Kunegochu » Wed Jan 23, 2008 8:42 am
- 4 Replies
- 2340 Views
- Last post by daj95376
Thu Jan 24, 2008 2:03 am
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- Technique Help
by viper » Wed Nov 22, 2006 7:42 pm
- 9 Replies
- 6955 Views
- Last post by Pat
Thu Jan 17, 2008 10:51 am
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- The Sudoku-X FISH appendix
by Ruud » Mon Nov 06, 2006 8:40 pm
- 28 Replies
- 8177 Views
- Last post by tarek
Tue Jan 15, 2008 4:14 pm
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- Solving Puzzles Using Triangles
by bandnerd37 » Fri Dec 28, 2007 5:56 am
- 1 Replies
- 3491 Views
- Last post by Mike Barker
Sun Dec 30, 2007 11:06 pm
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- Remote Pairs, and variations
by keith » Sun Dec 30, 2007 1:06 am
- 0 Replies
- 1879 Views
- Last post by keith
Sun Dec 30, 2007 1:06 am
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- What do you get if you cross an ER with a Y-wing?
by 999_Springs » Sun Dec 23, 2007 8:21 pm
- 1 Replies
- 1790 Views
- Last post by Mike Barker
Mon Dec 24, 2007 1:33 am
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- Easter Monster defeated by logic and Christmas presents !
by aran » Tue Dec 18, 2007 9:44 pm
- 3 Replies
- 2949 Views
- Last post by champagne
Sat Dec 22, 2007 10:17 am
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- Naked Triples
by zr1skydiver » Wed Dec 12, 2007 1:02 am
- 5 Replies
- 3018 Views
- Last post by JPF
Wed Dec 12, 2007 8:29 pm
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- chain rule
by zr1skydiver » Thu Dec 06, 2007 6:25 pm
- 2 Replies
- 3265 Views
- Last post by Ruud
Sat Dec 08, 2007 11:20 am
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- New Member says hi
by bwaldeck » Tue Dec 04, 2007 5:58 am
- 0 Replies
- 1814 Views
- Last post by bwaldeck
Tue Dec 04, 2007 5:58 am
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- Is there a technique called the chain rule in sudoku?
by Chessmaster » Sat Nov 10, 2007 1:48 am
- 3 Replies
- 2894 Views
- Last post by MARK DEVILBISS
Tue Dec 04, 2007 1:11 am
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- Hello!
by Carcul » Sat Nov 24, 2007 11:29 am
- 3 Replies
- 2863 Views
- Last post by Mike Barker
Sun Nov 25, 2007 5:17 am
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- Hidden Numbers on Row/Column/Block
by ttt » Fri Mar 02, 2007 7:56 am
- 9 Replies
- 7441 Views
- Last post by ttt
Sat Nov 10, 2007 4:56 pm
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- Call for contribution
by champagne » Thu Sep 20, 2007 2:18 pm
- 7 Replies
- 4931 Views
- Last post by champagne
Tue Nov 06, 2007 10:00 pm
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- Kraken Fish
by Mike Barker » Thu Dec 14, 2006 5:36 am
- 19 Replies
- 14300 Views
- Last post by ronk
Fri Nov 02, 2007 5:02 pm
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- A generalized solving method
by kitwoolsey » Sat Feb 10, 2007 6:47 am
- 7 Replies
- 7331 Views
- Last post by Mike Barker
Sat Oct 27, 2007 1:00 am
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- Common consequenes of mutually exclusive possibilities
by pdelvigna » Tue Oct 23, 2007 11:34 pm
- 2 Replies
- 2504 Views
- Last post by RW
Fri Oct 26, 2007 1:58 pm
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- Turbo Fish ....revisited
by Gee » Tue Oct 23, 2007 5:08 pm
- 13 Replies
- 4756 Views
- Last post by wintder
Thu Oct 25, 2007 9:46 pm
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- a multisolutional sudoku solved by uniqueness
by claudiarabia » Sat Aug 18, 2007 11:50 am
- 23 Replies
- 9416 Views
- Last post by 999_Springs
Mon Oct 22, 2007 7:32 pm
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- Anyone tried the top secret sudoku system?
by drstephenkerr » Thu Oct 11, 2007 12:22 am
- 1 Replies
- 2504 Views
- Last post by DreamCH
Thu Oct 18, 2007 9:45 am
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- Turbo Fish Logic problem
by Gee » Sun Oct 14, 2007 6:35 pm
- 2 Replies
- 2114 Views
- Last post by keith
Sun Oct 14, 2007 10:00 pm
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- Your methods of solving an "extreme" sudoku puzzle
by andre43 » Fri Sep 14, 2007 8:36 am
- 29 Replies
- 12087 Views
- Last post by Myth Jellies
Sat Oct 13, 2007 6:44 pm
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- A Hitch-hikers Guide to Uniqueness-based Solving Techniques
by Ruud » Sat Sep 29, 2007 8:42 pm
- 34 Replies
- 11993 Views
- Last post by ravel
Sat Oct 06, 2007 8:17 am
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- Links: Not in MY House!
by keith » Sun Sep 30, 2007 7:45 pm
- 17 Replies
- 7010 Views
- Last post by keith
Tue Oct 02, 2007 11:05 pm
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- Top Secret Sudoku System
by drstephenkerr » Sat Sep 22, 2007 4:15 am
- 0 Replies
- 2760 Views
- Last post by drstephenkerr
Sat Sep 22, 2007 4:15 am
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- Different paths in a single ALS Chain?
by andre43 » Sun Sep 09, 2007 9:04 am
- 7 Replies
- 3452 Views
- Last post by andre43
Thu Sep 13, 2007 2:32 pm
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- Questions about ALS’s and overlapping cells
by Sudtyro » Mon Sep 03, 2007 9:46 pm
- 14 Replies
- 7023 Views
- Last post by Sudtyro
Mon Sep 10, 2007 11:25 am
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- Let's build a zoo...
by algernon » Mon Jul 03, 2006 7:46 pm
- 26 Replies
- 23517 Views
- Last post by Steve R
Tue Sep 04, 2007 4:59 pm
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- xyt-chains
by denis_berthier » Wed Jul 25, 2007 7:33 am
- 34 Replies
- 19884 Views
- Last post by denis_berthier
Fri Aug 31, 2007 7:13 am
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- Remote Pair Exclusions
by keith » Tue Aug 28, 2007 2:52 am
- 2 Replies
- 3457 Views
- Last post by keith
Tue Aug 28, 2007 11:29 pm
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- Lost: gsf's "A Ternary Monoid for Sudoku Coloring"
by udosuk » Wed May 30, 2007 12:50 pm
- 32 Replies
- 17815 Views
- Last post by Pat
Sun Aug 26, 2007 9:45 am
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- Supersymmetries and Hidden chains
by denis_berthier » Mon Jul 23, 2007 4:10 pm
- 44 Replies
- 22562 Views
- Last post by denis_berthier
Sat Aug 25, 2007 12:12 pm
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- Name of Technique Please
by daj95376 » Tue Aug 21, 2007 6:55 am
- 11 Replies
- 5244 Views
- Last post by re'born
Thu Aug 23, 2007 1:47 pm
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- Deadly Intertwined Patterns (DIP)
by Ruud » Wed Aug 15, 2007 10:34 pm
- 2 Replies
- 3444 Views
- Last post by re'born
Thu Aug 16, 2007 1:32 pm
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