Advanced solving techniques
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- almost-locked sets -- doubly weakly linked
by Bob Hanson » Sat Dec 10, 2005 6:50 am - 6 Replies
- 4925 Views
- Last post by Bob Hanson
Mon Dec 12, 2005 1:59 am
- almost-locked sets -- doubly weakly linked
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- I am stuck
1, 2by bjschnei » Wed Dec 07, 2005 10:05 pm - 20 Replies
- 6975 Views
- Last post by bjschnei
Sun Dec 11, 2005 6:36 pm
- I am stuck
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- Extended Disjoint Subset Links
by rubylips » Fri Dec 09, 2005 11:05 am - 4 Replies
- 1294 Views
- Last post by Bob Hanson
Sat Dec 10, 2005 8:16 pm
- Extended Disjoint Subset Links
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- Two solutions?
by Paulie1990 » Sat Dec 10, 2005 6:17 pm - 2 Replies
- 959 Views
- Last post by Paulie1990
Sat Dec 10, 2005 6:50 pm
- Two solutions?
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- Help wanted.
by sweetbix » Sat Dec 10, 2005 12:19 pm - 3 Replies
- 1205 Views
- Last post by sweetbix
Sat Dec 10, 2005 1:13 pm
- Help wanted.
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- please help a newcomer
by dgwil » Sat Dec 10, 2005 12:31 pm - 1 Replies
- 1387 Views
- Last post by Shazbot
Sat Dec 10, 2005 12:44 pm
- please help a newcomer
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- Does this have a name?
by Hud » Fri Dec 09, 2005 6:03 pm - 2 Replies
- 1266 Views
- Last post by Hud
Fri Dec 09, 2005 6:45 pm
- Does this have a name?
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- New to sudoku-how do I proceed from here?
by Red » Thu Dec 08, 2005 6:40 pm - 7 Replies
- 3090 Views
- Last post by Cec
Fri Dec 09, 2005 10:30 am
- New to sudoku-how do I proceed from here?
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- New method – X-Box (X-Wing box interaction)
1, 2by Morgoth » Tue Dec 06, 2005 12:03 pm - 19 Replies
- 6840 Views
- Last post by masb
Thu Dec 08, 2005 9:46 pm
- New method – X-Box (X-Wing box interaction)
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- What am I missing?
by bruceka9 » Thu Dec 08, 2005 8:36 pm - 2 Replies
- 1910 Views
- Last post by bruceka9
Thu Dec 08, 2005 9:09 pm
- What am I missing?
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- Almost locked sets xy wing rule definition and Example
by bennys » Wed Dec 07, 2005 6:15 am - 5 Replies
- 2933 Views
- Last post by ronk
Thu Dec 08, 2005 12:22 pm
- Almost locked sets xy wing rule definition and Example
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- almost-almost-locked sets -- and around we go
by Bob Hanson » Wed Dec 07, 2005 7:10 pm - 5 Replies
- 2224 Views
- Last post by Bob Hanson
Thu Dec 08, 2005 12:27 am
- almost-almost-locked sets -- and around we go
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- almost-locked sets: generalization and strong chains
by Bob Hanson » Wed Dec 07, 2005 6:43 pm - 0 Replies
- 1037 Views
- Last post by Bob Hanson
Wed Dec 07, 2005 6:43 pm
- almost-locked sets: generalization and strong chains
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- almost-locked sets: extension to XY-cycles/3D Medusa
by Bob Hanson » Wed Dec 07, 2005 5:48 pm - 0 Replies
- 737 Views
- Last post by Bob Hanson
Wed Dec 07, 2005 5:48 pm
- almost-locked sets: extension to XY-cycles/3D Medusa
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- almost-locked sets: extension to X-cycles/coloring
by Bob Hanson » Wed Dec 07, 2005 4:47 pm - 0 Replies
- 688 Views
- Last post by Bob Hanson
Wed Dec 07, 2005 4:47 pm
- almost-locked sets: extension to X-cycles/coloring
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- I need a little logic help
by bruceka9 » Tue Dec 06, 2005 11:00 pm - 3 Replies
- 1292 Views
- Last post by bruceka9
Wed Dec 07, 2005 1:45 pm
- I need a little logic help
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- Solution Terminology
by buchman » Mon Dec 05, 2005 3:47 pm - 3 Replies
- 1520 Views
- Last post by Cec
Tue Dec 06, 2005 3:51 am
- Solution Terminology
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- Stuck! What do I do next with this puzzle?
by carol » Sat Dec 03, 2005 5:36 pm - 12 Replies
- 3827 Views
- Last post by QBasicMac
Tue Dec 06, 2005 3:34 am
- Stuck! What do I do next with this puzzle?
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- forcing chains
by michgirl » Tue Dec 06, 2005 3:04 am - 1 Replies
- 1500 Views
- Last post by Jeff
Tue Dec 06, 2005 3:11 am
- forcing chains
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- How do I solve Very Hard?
by bbriscoe » Mon Dec 05, 2005 5:55 pm - 4 Replies
- 2343 Views
- Last post by Ruud
Mon Dec 05, 2005 11:05 pm
- How do I solve Very Hard?
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- Colouring/Swordfish.
by Del » Sun Dec 04, 2005 3:32 pm - 2 Replies
- 1638 Views
- Last post by Del
Mon Dec 05, 2005 7:20 pm
- Colouring/Swordfish.
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- Strong Nice Loop: a new concept
by Carcul » Fri Dec 02, 2005 12:50 am - 12 Replies
- 9100 Views
- Last post by ronk
Mon Dec 05, 2005 12:23 pm
- Strong Nice Loop: a new concept
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- what are "swordfish" and "x-wing"
by bluemoose » Sun Dec 04, 2005 4:12 am - 2 Replies
- 2029 Views
- Last post by ExpertNovice
Mon Dec 05, 2005 3:02 am
- what are "swordfish" and "x-wing"
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- Need someone to solve
by the4cruisers » Sun Dec 04, 2005 2:53 am - 3 Replies
- 1369 Views
- Last post by the4cruisers
Mon Dec 05, 2005 12:23 am
- Need someone to solve
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- a somewhat useful trick
by bluemoose » Sat Dec 03, 2005 3:29 am - 3 Replies
- 1802 Views
- Last post by r.e.s.
Sat Dec 03, 2005 11:15 pm
- a somewhat useful trick
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- trial and error / forcing chains
by vvill » Fri Dec 02, 2005 1:53 am - 5 Replies
- 2026 Views
- Last post by Shazbot
Fri Dec 02, 2005 10:37 pm
- trial and error / forcing chains
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- Help! Stuck at two sudoku!
1, 2by lthjason123 » Sun Nov 27, 2005 2:11 am - 22 Replies
- 6654 Views
- Last post by Cec
Fri Dec 02, 2005 9:12 am
- Help! Stuck at two sudoku!
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- A Simple Direct Proof For Forcing Chains Using Sets
by Myth Jellies » Tue Nov 29, 2005 9:58 am - 3 Replies
- 2040 Views
- Last post by r.e.s.
Fri Dec 02, 2005 4:26 am
- A Simple Direct Proof For Forcing Chains Using Sets
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- help with hard puzzle from papacom
by adrianzr » Thu Dec 01, 2005 2:57 am - 9 Replies
- 3016 Views
- Last post by adrianzr
Fri Dec 02, 2005 2:36 am
- help with hard puzzle from papacom
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- Another Way to Represent Candidates (2)
by Kibitzer » Mon Nov 21, 2005 8:12 pm - 13 Replies
- 6081 Views
- Last post by Kibitzer
Thu Dec 01, 2005 11:43 am
- Another Way to Represent Candidates (2)
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- Not almost locked sets
by bennys » Thu Dec 01, 2005 8:58 am - 0 Replies
- 1044 Views
- Last post by bennys
Thu Dec 01, 2005 8:58 am
- Not almost locked sets
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- to rubylips
by bennys » Tue Nov 29, 2005 6:03 am - 3 Replies
- 1530 Views
- Last post by rubylips
Wed Nov 30, 2005 11:50 am
- to rubylips
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- I got all solutions
by safeheaven » Mon Nov 28, 2005 8:42 am - 3 Replies
- 2183 Views
- Last post by nj3h
Mon Nov 28, 2005 10:32 pm
- I got all solutions
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- Angus advanced
by Wolfgang » Mon Nov 28, 2005 5:36 pm - 2 Replies
- 1817 Views
- Last post by Wolfgang
Mon Nov 28, 2005 8:29 pm
- Angus advanced
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