Advanced solving techniques
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- Vidar's Monster #4
by vidarino » Fri Mar 17, 2006 6:54 pm - 11 Replies
- 8547 Views
- Last post by SHuisman
Fri Mar 24, 2006 1:00 pm
- Vidar's Monster #4
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- Constraint subsets revisited
by Lummox JR » Tue Mar 21, 2006 1:53 am - 3 Replies
- 2377 Views
- Last post by Jeff
Tue Mar 21, 2006 7:46 am
- Constraint subsets revisited
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- Recognizing triples
by MrHamilton » Sun Mar 19, 2006 6:05 pm - 1 Replies
- 2228 Views
- Last post by tso
Sun Mar 19, 2006 6:39 pm
- Recognizing triples
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- Links in a unit
by MrHamilton » Sun Mar 19, 2006 12:38 am - 7 Replies
- 3082 Views
- Last post by MrHamilton
Sun Mar 19, 2006 9:33 am
- Links in a unit
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- Appearing sequence
by Jack B. » Sun Mar 19, 2006 4:17 am - 2 Replies
- 2248 Views
- Last post by Myth Jellies
Sun Mar 19, 2006 8:15 am
- Appearing sequence
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- Nice Loops for beginner
by Kent » Wed Mar 15, 2006 6:38 am - 14 Replies
- 9260 Views
- Last post by tso
Fri Mar 17, 2006 7:05 pm
- Nice Loops for beginner
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- mtrying to cash in on this Psycho-Sudoku.com grid...no luck!
by SudokuKing » Fri Mar 17, 2006 12:24 am - 5 Replies
- 3199 Views
- Last post by SudokuKing
Fri Mar 17, 2006 2:02 am
- mtrying to cash in on this Psycho-Sudoku.com grid...no luck!
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- Help with Colors
1, 2by bruceka9 » Tue Mar 07, 2006 10:51 pm - 17 Replies
- 8392 Views
- Last post by robhenry
Thu Mar 16, 2006 9:56 pm
- Help with Colors
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- NEW form of Sudoku
by Guest » Sat Mar 11, 2006 1:11 pm - 8 Replies
- 5001 Views
- Last post by Pappocom
Mon Mar 13, 2006 12:54 pm
- NEW form of Sudoku
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- Subset Counting
1, 2by aeb » Sat Mar 11, 2006 1:50 pm - 18 Replies
- 19029 Views
- Last post by aeb
Sun Mar 12, 2006 7:29 pm
- Subset Counting
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- Bristol variations
1, 2by ravel » Thu Mar 09, 2006 8:26 pm - 16 Replies
- 9811 Views
- Last post by ravel
Sun Mar 12, 2006 3:08 pm
- Bristol variations
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- Strong Wing vs XY Wing
by tso » Mon Mar 06, 2006 4:55 am - 10 Replies
- 6717 Views
- Last post by Mike Barker
Sun Mar 12, 2006 2:25 pm
- Strong Wing vs XY Wing
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- Exclusion based on pairs
by Neunmalneun » Sat Mar 11, 2006 9:13 pm - 2 Replies
- 2409 Views
- Last post by ronk
Sat Mar 11, 2006 11:03 pm
- Exclusion based on pairs
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- What's this?
by evert » Mon Mar 06, 2006 11:18 pm - 5 Replies
- 2499 Views
- Last post by aeb
Sat Mar 11, 2006 2:36 pm
- What's this?
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- Forcing chain for beginners
by Kent » Fri Mar 10, 2006 10:13 pm - 6 Replies
- 3133 Views
- Last post by Kent
Sat Mar 11, 2006 8:51 am
- Forcing chain for beginners
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- Trouble with this Puzzel
by jwestern » Sat Mar 11, 2006 1:39 am - 4 Replies
- 2569 Views
- Last post by jwestern
Sat Mar 11, 2006 7:04 am
- Trouble with this Puzzel
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- almost-locked-sets (ALS) for beginners
1, 2by smoof » Mon Mar 06, 2006 6:29 pm - 21 Replies
- 11508 Views
- Last post by ronk
Fri Mar 10, 2006 1:58 pm
- almost-locked-sets (ALS) for beginners
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- Are all of these simple nice loops?
by flip » Tue Mar 07, 2006 4:37 pm - 8 Replies
- 4934 Views
- Last post by Jeff
Wed Mar 08, 2006 7:38 pm
- Are all of these simple nice loops?
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- Treating Sudokus as a special kind of Jigsaw Sudoku
by AndrewStuart » Thu Feb 23, 2006 2:55 am - 1 Replies
- 2939 Views
- Last post by r.e.s.
Tue Mar 07, 2006 9:37 pm
- Treating Sudokus as a special kind of Jigsaw Sudoku
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- New Unique pattern trick?
1, 2by vidarino » Thu Mar 02, 2006 1:47 pm - 29 Replies
- 23624 Views
- Last post by Myth Jellies
Tue Mar 07, 2006 4:59 pm
- New Unique pattern trick?
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- Nice loops for advanced level players - triple chain
1, 2by Jeff » Sat Dec 03, 2005 11:42 am - 15 Replies
- 15155 Views
- Last post by Jeff
Mon Mar 06, 2006 7:54 pm
- Nice loops for advanced level players - triple chain
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- Nice loops for intermediate level players - Grouped x-cycle
1, 2by Jeff » Tue Jan 03, 2006 9:35 am - 23 Replies
- 29124 Views
- Last post by Jeff
Mon Mar 06, 2006 6:39 am
- Nice loops for intermediate level players - Grouped x-cycle
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- Nice loops for advanced level players - grouped nice loop
by Jeff » Wed Dec 07, 2005 12:48 pm - 6 Replies
- 7506 Views
- Last post by Jeff
Mon Mar 06, 2006 6:27 am
- Nice loops for advanced level players - grouped nice loop
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- Nice loops for advanced level players - multiple nice loop
by Jeff » Mon Dec 05, 2005 1:04 pm - 5 Replies
- 7347 Views
- Last post by Jeff
Mon Mar 06, 2006 5:30 am
- Nice loops for advanced level players - multiple nice loop
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- Need help with almost-locked-sets
by smoof » Sat Mar 04, 2006 7:02 am - 8 Replies
- 5893 Views
- Last post by Neunmalneun
Sun Mar 05, 2006 12:14 pm
- Need help with almost-locked-sets
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- Reduction of possibilities
by geocant » Thu Mar 02, 2006 7:02 pm - 3 Replies
- 2477 Views
- Last post by vidarino
Fri Mar 03, 2006 1:15 am
- Reduction of possibilities
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- New to Colouring
1, 2by Camchase » Sun Jan 22, 2006 7:52 pm - 24 Replies
- 9880 Views
- Last post by yasmin
Thu Mar 02, 2006 10:27 pm
- New to Colouring
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- Unique Rectangle type 5 shortcut
by vidarino » Sun Feb 26, 2006 1:57 pm - 7 Replies
- 7128 Views
- Last post by Neunmalneun
Thu Mar 02, 2006 5:58 pm
- Unique Rectangle type 5 shortcut
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- impossible sudoku to solve
by motoaspes » Wed Mar 01, 2006 2:58 pm - 2 Replies
- 2937 Views
- Last post by Wolfgang
Wed Mar 01, 2006 4:02 pm
- impossible sudoku to solve
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- Another Example of an Almost Unique Pattern
by Carcul » Tue Jan 17, 2006 12:38 pm - 7 Replies
- 4851 Views
- Last post by Carcul
Wed Mar 01, 2006 2:42 pm
- Another Example of an Almost Unique Pattern
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- Extension of xyz-wing
1, 2by Jeff » Fri Aug 12, 2005 3:40 am - 18 Replies
- 23295 Views
- Last post by Mike Barker
Tue Feb 28, 2006 2:39 pm
- Extension of xyz-wing
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- One paper+pencil technique to find xy-type forcing chains
by tso » Tue Feb 28, 2006 3:20 am - 0 Replies
- 2659 Views
- Last post by tso
Tue Feb 28, 2006 3:20 am
- One paper+pencil technique to find xy-type forcing chains
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- So could we use a new forcing chain notation?
by Myth Jellies » Thu Feb 09, 2006 10:48 am - 9 Replies
- 6382 Views
- Last post by Carcul
Mon Feb 27, 2006 11:07 am
- So could we use a new forcing chain notation?
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