Advanced solving techniques
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- An Interesting Rule of Almost Locked Sets
by Carcul » Tue Jan 10, 2006 12:30 pm - 8 Replies
- 4914 Views
- Last post by Carcul
Fri Jan 13, 2006 10:29 am
- An Interesting Rule of Almost Locked Sets
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- Jargon
by novice » Thu Jan 12, 2006 12:08 am - 3 Replies
- 1604 Views
- Last post by Crazy Girl
Thu Jan 12, 2006 2:34 pm
- Jargon
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- Extension of remote locked pairs
by ChrisT » Wed Jan 11, 2006 4:21 pm - 1 Replies
- 1139 Views
- Last post by ronk
Wed Jan 11, 2006 6:41 pm
- Extension of remote locked pairs
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- Simple solution
by glendot » Tue Jan 10, 2006 11:58 pm - 1 Replies
- 2034 Views
- Last post by Crazy Girl
Wed Jan 11, 2006 12:45 am
- Simple solution
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- XY-wing in Simple Sudoku
1, 2by JeffInCA » Tue Jan 03, 2006 3:19 am - 19 Replies
- 26275 Views
- Last post by vidarino
Tue Jan 10, 2006 8:18 pm
- XY-wing in Simple Sudoku
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- Just a question...
by noah » Mon Jan 09, 2006 11:32 pm - 7 Replies
- 3295 Views
- Last post by tso
Tue Jan 10, 2006 3:20 am
- Just a question...
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- How to find the Optimal Solving Path
1, 2by Ruud » Fri Dec 09, 2005 2:00 pm - 18 Replies
- 8771 Views
- Last post by tarek
Mon Jan 09, 2006 11:59 pm
- How to find the Optimal Solving Path
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- Is this Almost Locked Sets or Disjoint Subsets ... or what?
by tso » Sun Jan 08, 2006 2:21 am - 2 Replies
- 1280 Views
- Last post by MCC
Sun Jan 08, 2006 2:50 pm
- Is this Almost Locked Sets or Disjoint Subsets ... or what?
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- Help with a Very Challenging puzzle
by Camchase » Sat Jan 07, 2006 7:07 pm - 6 Replies
- 2418 Views
- Last post by JeffInCA
Sun Jan 08, 2006 2:31 am
- Help with a Very Challenging puzzle
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- Quick Question: HELP
by Drumatic88 » Thu Jan 05, 2006 11:44 pm - 2 Replies
- 1210 Views
- Last post by Drumatic88
Fri Jan 06, 2006 12:32 am
- Quick Question: HELP
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- Coloring / Conjugates / Turbot Fish questions
1, 2by JeffInCA » Tue Jan 03, 2006 11:10 pm - 15 Replies
- 4533 Views
- Last post by Myth Jellies
Thu Jan 05, 2006 10:42 am
- Coloring / Conjugates / Turbot Fish questions
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- Another coloring problem has me stumped
by JeffInCA » Wed Jan 04, 2006 10:56 am - 9 Replies
- 2729 Views
- Last post by JeffInCA
Thu Jan 05, 2006 7:28 am
- Another coloring problem has me stumped
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- Implication chains with multi-cell links
by tso » Sun Jan 01, 2006 7:29 pm - 11 Replies
- 3972 Views
- Last post by Jeff
Tue Jan 03, 2006 5:49 am
- Implication chains with multi-cell links
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- Uniqueness: some simple exercises
by Carcul » Sat Dec 31, 2005 4:56 pm - 2 Replies
- 2246 Views
- Last post by Carcul
Sun Jan 01, 2006 10:43 pm
- Uniqueness: some simple exercises
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- Beginning
by TheNewHuber » Sun Jan 01, 2006 4:12 pm - 1 Replies
- 2089 Views
- Last post by Jeff
Sun Jan 01, 2006 5:04 pm
- Beginning
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- Various advanced coloring tactics?
by tso » Wed Aug 03, 2005 12:31 am - 8 Replies
- 7389 Views
- Last post by Jeff
Sun Jan 01, 2006 9:45 am
- Various advanced coloring tactics?
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- Set Multiplicity analyzing
by bennys » Sun Jan 01, 2006 1:38 am - 0 Replies
- 1886 Views
- Last post by bennys
Sun Jan 01, 2006 1:38 am
- Set Multiplicity analyzing
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- Request for an Advanced Techniques Guide
by tyrion » Wed Dec 28, 2005 7:12 pm - 5 Replies
- 2737 Views
- Last post by dahigg
Sat Dec 31, 2005 11:00 pm
- Request for an Advanced Techniques Guide
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- Example for modified ALS xy wing rule
by bennys » Sat Dec 31, 2005 6:51 am - 2 Replies
- 1613 Views
- Last post by bennys
Sat Dec 31, 2005 8:20 pm
- Example for modified ALS xy wing rule
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- What is it I do not understand
1, 2by jphamel » Tue Dec 27, 2005 8:29 pm - 22 Replies
- 8065 Views
- Last post by Jeff
Sat Dec 31, 2005 7:03 am
- What is it I do not understand
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- another version of Almost locked Sets xz rule
by bennys » Thu Dec 29, 2005 5:48 pm - 10 Replies
- 7617 Views
- Last post by bennys
Sat Dec 31, 2005 5:00 am
- another version of Almost locked Sets xz rule
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- Sudoku time to guess?
1, 2by TopRank » Mon Dec 26, 2005 7:53 am - 20 Replies
- 7092 Views
- Last post by TopRank
Sat Dec 31, 2005 3:17 am
- Sudoku time to guess?
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- Grimly Fiendish
by markb » Tue Dec 27, 2005 8:32 pm - 6 Replies
- 2330 Views
- Last post by markb
Fri Dec 30, 2005 11:55 am
- Grimly Fiendish
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- Is this solvable without BUG?
by TopRank » Fri Dec 30, 2005 3:38 am - 5 Replies
- 2152 Views
- Last post by tso
Fri Dec 30, 2005 6:38 am
- Is this solvable without BUG?
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- Is this puzzle solveable with logic?
1, 2by bennyd » Tue Dec 27, 2005 3:39 am - 17 Replies
- 8648 Views
- Last post by 9X9
Wed Dec 28, 2005 11:26 pm
- Is this puzzle solveable with logic?
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- Where do you go from here, and why can't I see it?
by DoubleB72 » Mon Dec 26, 2005 7:04 am - 3 Replies
- 2294 Views
- Last post by DoubleB72
Wed Dec 28, 2005 2:24 am
- Where do you go from here, and why can't I see it?
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- trying to find a logic to solve this puzzle
by ronin2307 » Tue Dec 27, 2005 10:24 pm - 2 Replies
- 1611 Views
- Last post by ronin2307
Tue Dec 27, 2005 10:46 pm
- trying to find a logic to solve this puzzle
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- Forcing Chain Question
1, 2by nj3h » Thu Dec 22, 2005 2:37 pm - 16 Replies
- 6697 Views
- Last post by sweetbix
Tue Dec 27, 2005 6:59 pm
- Forcing Chain Question
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- I want information about Jelly Fish
by CORMONSE » Sun Dec 18, 2005 9:52 pm - 11 Replies
- 4311 Views
- Last post by sweetbix
Mon Dec 26, 2005 7:13 pm
- I want information about Jelly Fish
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- please discuss "uniqueness" and candidate list
1, 2by bridgenut » Sun Dec 25, 2005 2:48 pm - 16 Replies
- 4862 Views
- Last post by ihope127
Mon Dec 26, 2005 3:45 pm
- please discuss "uniqueness" and candidate list
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- does a hard sudoku always require some guessing?
by sanchay » Sun Dec 25, 2005 7:42 am - 6 Replies
- 3435 Views
- Last post by Cec
Mon Dec 26, 2005 1:40 am
- does a hard sudoku always require some guessing?
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- help a beginner please
by sfddoc » Sun Dec 25, 2005 8:15 pm - 2 Replies
- 2699 Views
- Last post by tso
Sun Dec 25, 2005 10:36 pm
- help a beginner please
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- To Bob Hanson
by bennys » Sun Dec 25, 2005 9:11 pm - 0 Replies
- 1076 Views
- Last post by bennys
Sun Dec 25, 2005 9:11 pm
- To Bob Hanson
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- A first? -- Sudoku Mystery Message For You!
by Bob Hanson » Thu Dec 15, 2005 4:48 pm - 6 Replies
- 2222 Views
- Last post by MCC
Sun Dec 25, 2005 3:25 pm
- A first? -- Sudoku Mystery Message For You!
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- starting
by imlost » Sat Dec 24, 2005 4:36 am - 1 Replies
- 1019 Views
- Last post by Crazy Girl
Sat Dec 24, 2005 5:03 pm
- starting
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- Help. I am stuck!
by Ravy » Sat Dec 24, 2005 7:23 am - 4 Replies
- 1295 Views
- Last post by Ravy
Sat Dec 24, 2005 2:40 pm
- Help. I am stuck!
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- is this solveable
by rds2301 » Fri Dec 23, 2005 9:28 pm - 3 Replies
- 1466 Views
- Last post by Cec
Sat Dec 24, 2005 2:01 am
- is this solveable
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- Solve Tough Sudoku without guessing?
by TopRank » Thu Dec 22, 2005 10:25 pm - 14 Replies
- 5981 Views
- Last post by Nick67
Fri Dec 23, 2005 10:04 pm
- Solve Tough Sudoku without guessing?
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- just started
by muter » Thu Dec 22, 2005 10:09 am - 2 Replies
- 1386 Views
- Last post by sweetbix
Fri Dec 23, 2005 7:42 am
- just started
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