Advanced solving techniques
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- Continuous (coloring) chains i.e. bi-directional(x)cycles
1, 2, 3, 4by claudiarabia » Thu Mar 22, 2007 10:22 am - 48 Replies
- 25164 Views
- Last post by ronk
Tue Aug 14, 2007 11:00 am
- Continuous (coloring) chains i.e. bi-directional(x)cycles
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- Yet another crazy uniqueness technique
by RW » Sun Aug 12, 2007 3:21 pm - 1 Replies
- 2023 Views
- Last post by Mauricio
Sun Aug 12, 2007 8:23 pm
- Yet another crazy uniqueness technique
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- Automorphic sudokues
by Mauricio » Sun Aug 12, 2007 9:18 am - 2 Replies
- 2157 Views
- Last post by Mauricio
Sun Aug 12, 2007 11:17 am
- Automorphic sudokues
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- The Hidden BUG
by RW » Sat Apr 15, 2006 7:16 am - 7 Replies
- 4942 Views
- Last post by re'born
Sun Aug 12, 2007 8:14 am
- The Hidden BUG
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- Solving technique for non-math people
by RaGale » Mon Aug 06, 2007 6:16 pm - 5 Replies
- 3046 Views
- Last post by sirdave
Sat Aug 11, 2007 7:56 pm
- Solving technique for non-math people
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- A new form of ALS?
by udosuk » Wed Aug 01, 2007 1:55 pm - 9 Replies
- 4059 Views
- Last post by udosuk
Sat Aug 11, 2007 12:35 pm
- A new form of ALS?
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- Sticking to one trick
1, 2by stuartn » Thu Aug 18, 2005 9:27 am - 18 Replies
- 9589 Views
- Last post by Pat
Mon Jul 30, 2007 3:35 pm
- Sticking to one trick
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- Extended Sudoku Board
by denis_berthier » Wed Jul 04, 2007 6:21 am - 2 Replies
- 2978 Views
- Last post by denis_berthier
Fri Jul 27, 2007 7:53 am
- Extended Sudoku Board
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- A Ternary Monoid for Sudoku Coloring
by gsf » Thu May 31, 2007 2:17 pm - 1 Replies
- 3233 Views
- Last post by gsf
Thu Jul 26, 2007 7:25 am
- A Ternary Monoid for Sudoku Coloring
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- Almost xy-chains vs. xyt-chains
by re'born » Thu Jul 26, 2007 1:28 am - 0 Replies
- 2223 Views
- Last post by re'born
Thu Jul 26, 2007 1:28 am
- Almost xy-chains vs. xyt-chains
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- T&E vs logic
by Guest » Mon Mar 21, 2005 11:19 pm - 8 Replies
- 5990 Views
- Last post by Steve48
Tue Jul 17, 2007 12:46 pm
- T&E vs logic
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- What is this technique called?
by 999_Springs » Sat Jul 14, 2007 7:59 pm - 3 Replies
- 2154 Views
- Last post by Pat
Sun Jul 15, 2007 7:54 am
- What is this technique called?
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- techniques priority
by gabriele46 » Tue Jul 03, 2007 11:39 am - 3 Replies
- 2992 Views
- Last post by gabriele46
Wed Jul 11, 2007 8:59 pm
- techniques priority
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- Training aid
by pmorcombe » Mon Jul 09, 2007 8:09 pm - 0 Replies
- 2921 Views
- Last post by pmorcombe
Mon Jul 09, 2007 8:09 pm
- Training aid
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- How do you find almost-locked set eliminations?
by 999_Springs » Fri May 11, 2007 7:37 pm - 8 Replies
- 7113 Views
- Last post by Sudtyro
Fri Jun 29, 2007 7:09 pm
- How do you find almost-locked set eliminations?
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- Overlapping Techniques
1, 2by sb1920alk » Thu Jun 14, 2007 3:53 am - 29 Replies
- 11878 Views
- Last post by gsf
Fri Jun 29, 2007 2:02 am
- Overlapping Techniques
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- A simple chain that is not so simple for me.
by Gee » Sat Jun 23, 2007 1:47 am - 2 Replies
- 2477 Views
- Last post by Gee
Sat Jun 23, 2007 2:25 am
- A simple chain that is not so simple for me.
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- A simple Chain that doesn't work...Why
by Gee » Thu Jun 21, 2007 2:18 am - 3 Replies
- 1969 Views
- Last post by Gee
Thu Jun 21, 2007 10:45 am
- A simple Chain that doesn't work...Why
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- Subset Counting & ALS xz-rule: A guide for manual solver
by re'born » Wed Jun 20, 2007 10:19 pm - 0 Replies
- 2948 Views
- Last post by re'born
Wed Jun 20, 2007 10:19 pm
- Subset Counting & ALS xz-rule: A guide for manual solver
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- Three Questions
by andre43 » Sat Jun 16, 2007 3:30 pm - 5 Replies
- 2768 Views
- Last post by Myth Jellies
Mon Jun 18, 2007 9:21 am
- Three Questions
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- Multi-color Help
by Gee » Sun Jun 17, 2007 11:35 am - 1 Replies
- 1455 Views
- Last post by re'born
Sun Jun 17, 2007 11:45 am
- Multi-color Help
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- Using Simple Colors Problem
by Gee » Sat Jun 16, 2007 2:21 pm - 3 Replies
- 1716 Views
- Last post by re'born
Sat Jun 16, 2007 2:52 pm
- Using Simple Colors Problem
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- Remote pairs, with an offset?
1, 2by wapati » Sun Jun 10, 2007 11:52 pm - 20 Replies
- 5899 Views
- Last post by wapati
Mon Jun 11, 2007 8:54 pm
- Remote pairs, with an offset?
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- Patterns of short chains
by ravel » Sun Jun 10, 2007 12:34 pm - 0 Replies
- 1590 Views
- Last post by ravel
Sun Jun 10, 2007 12:34 pm
- Patterns of short chains
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- The Star about Sudoku
by Mada » Fri Jun 08, 2007 11:41 am - 6 Replies
- 2464 Views
- Last post by ravel
Sat Jun 09, 2007 12:52 pm
- The Star about Sudoku
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- Solving strategy
by 01allenh » Mon Jun 04, 2007 8:45 am - 1 Replies
- 2570 Views
- Last post by wapati
Mon Jun 04, 2007 9:51 am
- Solving strategy
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- Sudoku Assistant using Excel
by KRM » Mon May 21, 2007 4:47 pm - 0 Replies
- 1977 Views
- Last post by KRM
Mon May 21, 2007 4:47 pm
- Sudoku Assistant using Excel
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- Chains & loops for Killer using AIC
by Jean-Christophe » Thu May 17, 2007 8:38 pm - 0 Replies
- 2327 Views
- Last post by Jean-Christophe
Thu May 17, 2007 8:38 pm
- Chains & loops for Killer using AIC
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- Follow the numbers
1, 2, 3by Condor » Mon Jul 04, 2005 4:09 am - 36 Replies
- 22107 Views
- Last post by MrHamilton
Thu May 17, 2007 12:41 pm
- Follow the numbers
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- Uniqueness and Diagonals
by Lardarse » Mon May 14, 2007 1:18 pm - 0 Replies
- 2142 Views
- Last post by Lardarse
Mon May 14, 2007 1:18 pm
- Uniqueness and Diagonals
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- Fish Groups & Constraint Groups in AICs
by Myth Jellies » Thu Dec 21, 2006 10:24 am - 8 Replies
- 6322 Views
- Last post by Myth Jellies
Sun May 13, 2007 9:36 am
- Fish Groups & Constraint Groups in AICs
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- Diminishing return?
by hrcjcr » Mon May 07, 2007 12:08 am - 2 Replies
- 2071 Views
- Last post by daj95376
Mon May 07, 2007 2:41 am
- Diminishing return?
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- Learning Sudoku Techniques
by pat1il » Fri Apr 20, 2007 1:40 am - 2 Replies
- 3758 Views
- Last post by pat1il
Wed Apr 25, 2007 4:00 am
- Learning Sudoku Techniques
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- Forcing Chains
1 ... 4, 5, 6by Neunmalneun » Sat Mar 17, 2007 1:35 pm - 77 Replies
- 33047 Views
- Last post by leon1789
Wed Apr 18, 2007 10:52 am
- Forcing Chains
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- The definite method for identification of XYZ wing
by IUSUT » Tue Apr 17, 2007 10:27 pm - 1 Replies
- 2205 Views
- Last post by tarek
Wed Apr 18, 2007 8:19 am
- The definite method for identification of XYZ wing
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- Simple multispoke pattern & comparison to ALC
by Myth Jellies » Mon Mar 26, 2007 6:32 am - 1 Replies
- 2064 Views
- Last post by Steve K
Tue Apr 17, 2007 9:03 am
- Simple multispoke pattern & comparison to ALC
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- what about this one?
by loebjeff » Fri Mar 30, 2007 4:24 am - 1 Replies
- 2045 Views
- Last post by RW
Sat Apr 07, 2007 7:00 am
- what about this one?
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- Traveling Pairs and Triples
1, 2, 3by MrHamilton » Wed Mar 15, 2006 6:51 am - 43 Replies
- 24305 Views
- Last post by Condor
Fri Apr 06, 2007 10:46 pm
- Traveling Pairs and Triples
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