Advanced solving techniques
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- Big Bugs
by RW » Thu Oct 05, 2006 4:49 pm - 7 Replies
- 4185 Views
- Last post by claudiarabia
Wed Oct 18, 2006 12:23 pm
- Big Bugs
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- Almost XY Wing
1, 2by Finlip » Fri Oct 13, 2006 1:53 pm - 21 Replies
- 6683 Views
- Last post by udosuk
Tue Oct 17, 2006 11:30 pm
- Almost XY Wing
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- (Dunno if it's a) New Technique
by Finlip » Mon Oct 16, 2006 1:06 pm - 3 Replies
- 2225 Views
- Last post by Finlip
Tue Oct 17, 2006 12:28 pm
- (Dunno if it's a) New Technique
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- Quick and efficient xy-wing searches
by Myth Jellies » Sat Oct 14, 2006 6:31 pm - 7 Replies
- 4701 Views
- Last post by daj95376
Mon Oct 16, 2006 12:21 am
- Quick and efficient xy-wing searches
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- Sudoku Unification Model
by Mike Barker » Tue Sep 19, 2006 1:02 pm - 3 Replies
- 4846 Views
- Last post by Mike Barker
Sun Oct 15, 2006 11:54 pm
- Sudoku Unification Model
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- Problem with xy-chain logic
by Max Beran » Sat Oct 07, 2006 12:13 am - 14 Replies
- 8393 Views
- Last post by Max Beran
Sun Oct 08, 2006 9:16 pm
- Problem with xy-chain logic
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- The "threat" of using BUG+2 solves a puzzle.
by wapati » Thu Oct 05, 2006 10:48 am - 11 Replies
- 7867 Views
- Last post by ronk
Fri Oct 06, 2006 10:33 am
- The "threat" of using BUG+2 solves a puzzle.
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- quasi-finned Swordfish
by daj95376 » Tue Oct 03, 2006 3:50 pm - 5 Replies
- 4010 Views
- Last post by daj95376
Tue Oct 03, 2006 8:14 pm
- quasi-finned Swordfish
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- "yielding chain"
by StrmCkr » Thu Sep 21, 2006 10:09 am - 3 Replies
- 3168 Views
- Last post by Myth Jellies
Sat Sep 23, 2006 8:46 am
- "yielding chain"
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- Solution to Ruud's #2/50000
by gurth » Sat Sep 16, 2006 10:46 am - 8 Replies
- 3918 Views
- Last post by ravel
Fri Sep 22, 2006 10:10 am
- Solution to Ruud's #2/50000
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- Gurth's 2+2 : A New Technique
by gurth » Tue Sep 19, 2006 10:28 am - 8 Replies
- 3210 Views
- Last post by gurth
Fri Sep 22, 2006 9:39 am
- Gurth's 2+2 : A New Technique
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- Not sure this is the right forum ....
by PhilP » Tue Sep 19, 2006 10:31 am - 0 Replies
- 1092 Views
- Last post by PhilP
Tue Sep 19, 2006 10:31 am
- Not sure this is the right forum ....
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- Multivalue X-Wing Strategy
by AndrewStuart » Sat Sep 16, 2006 7:26 pm - 11 Replies
- 4811 Views
- Last post by re'born
Tue Sep 19, 2006 10:10 am
- Multivalue X-Wing Strategy
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- ALS and its complement, the weak ALS
by Myth Jellies » Sat Sep 16, 2006 7:46 am - 4 Replies
- 4366 Views
- Last post by Mike Barker
Sun Sep 17, 2006 1:14 am
- ALS and its complement, the weak ALS
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- Introducing ARCS: Almost Row-Column Subsets
1, 2by Ruud » Wed Aug 16, 2006 12:07 pm - 21 Replies
- 15832 Views
- Last post by Myth Jellies
Fri Sep 15, 2006 3:02 pm
- Introducing ARCS: Almost Row-Column Subsets
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- Forcing Chain/Net: Technical Question
by daj95376 » Thu Aug 31, 2006 7:23 pm - 9 Replies
- 5031 Views
- Last post by gsf
Wed Sep 13, 2006 2:38 pm
- Forcing Chain/Net: Technical Question
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- New Simple Rule
by GCRhoads » Tue Aug 29, 2006 3:51 am - 5 Replies
- 4243 Views
- Last post by udosuk
Mon Sep 11, 2006 4:38 pm
- New Simple Rule
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- Is this an almost locked set?
by Luke » Tue Sep 05, 2006 4:36 am - 13 Replies
- 6450 Views
- Last post by ronk
Thu Sep 07, 2006 5:46 pm
- Is this an almost locked set?
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- I don't see the logic behind this...
by jeanboucher » Tue Sep 05, 2006 11:06 am - 6 Replies
- 2633 Views
- Last post by RW
Wed Sep 06, 2006 8:03 pm
- I don't see the logic behind this...
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- multi finned fish
by ab » Sun Sep 03, 2006 8:55 pm - 4 Replies
- 3344 Views
- Last post by ronk
Tue Sep 05, 2006 10:49 am
- multi finned fish
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- UR type 4 - Sorry to bother you guys again
by jeanboucher » Sat Sep 02, 2006 12:43 am - 11 Replies
- 5277 Views
- Last post by keith
Sun Sep 03, 2006 4:48 pm
- UR type 4 - Sorry to bother you guys again
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- Difference Between Type 2 & Type 3 Unique Rectangle
by jeanboucher » Sun Aug 27, 2006 3:16 am - 7 Replies
- 5096 Views
- Last post by jeanboucher
Sun Aug 27, 2006 7:57 pm
- Difference Between Type 2 & Type 3 Unique Rectangle
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- Solution to Ocean's #07/18
1, 2by maria45 » Mon Aug 14, 2006 7:49 am - 23 Replies
- 11516 Views
- Last post by ravel
Thu Aug 24, 2006 9:37 pm
- Solution to Ocean's #07/18
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- Solution to Ocean's #1/M21/D21 ER 10.0
by maria45 » Sun Aug 20, 2006 8:20 pm - 2 Replies
- 2885 Views
- Last post by ravel
Tue Aug 22, 2006 12:19 pm
- Solution to Ocean's #1/M21/D21 ER 10.0
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- XYZ wing...a question
by Luke » Tue Aug 15, 2006 4:25 am - 3 Replies
- 2821 Views
- Last post by emm
Wed Aug 16, 2006 4:02 am
- XYZ wing...a question
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- Advanced Coloring ???
by daj95376 » Thu Aug 10, 2006 5:15 am - 8 Replies
- 6327 Views
- Last post by daj95376
Sun Aug 13, 2006 5:19 pm
- Advanced Coloring ???
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- Idea for computer algorithm
by PTP » Mon Aug 07, 2006 5:28 pm - 5 Replies
- 4617 Views
- Last post by daj95376
Fri Aug 11, 2006 1:52 am
- Idea for computer algorithm
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- Solution to Ocean's BB
by maria45 » Fri Jul 28, 2006 3:47 pm - 8 Replies
- 4266 Views
- Last post by maria45
Thu Aug 10, 2006 10:56 am
- Solution to Ocean's BB
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- Looking for clarification: x-cycles
by Luke » Mon Aug 07, 2006 4:09 am - 2 Replies
- 2470 Views
- Last post by Mike Barker
Mon Aug 07, 2006 1:48 pm
- Looking for clarification: x-cycles
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- The Riddle of Sho
1, 2by Carcul » Tue Jun 27, 2006 12:08 pm - 28 Replies
- 19522 Views
- Last post by udosuk
Mon Aug 07, 2006 11:42 am
- The Riddle of Sho
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- Solution to Ocean's #11/18
by maria45 » Mon Aug 07, 2006 8:44 am - 0 Replies
- 1882 Views
- Last post by maria45
Mon Aug 07, 2006 8:44 am
- Solution to Ocean's #11/18
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- X-Wing
by jeanboucher » Sat Aug 05, 2006 4:38 am - 8 Replies
- 3227 Views
- Last post by Cec
Sun Aug 06, 2006 9:44 am
- X-Wing
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- Sudoku-Question
by TheCracker » Thu Aug 03, 2006 12:28 am - 1 Replies
- 1291 Views
- Last post by MCC
Thu Aug 03, 2006 8:09 am
- Sudoku-Question
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- Need help generalizing advanced solving techniques
by PTP » Wed Aug 02, 2006 3:11 pm - 4 Replies
- 1971 Views
- Last post by algernon
Wed Aug 02, 2006 7:36 pm
- Need help generalizing advanced solving techniques
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- Do we really need to guess?
by Finlip » Tue Aug 01, 2006 1:13 pm - 2 Replies
- 1899 Views
- Last post by udosuk
Tue Aug 01, 2006 3:10 pm
- Do we really need to guess?
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