Advanced solving techniques
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- Fully supersymmetric chains
1 ... 15, 16, 17by denis_berthier » Wed Aug 15, 2007 5:31 am - 246 Replies
- 82201 Views
- Last post by denis_berthier
Sat Aug 27, 2022 7:06 am
- Fully supersymmetric chains
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- more on whips, braids, T&E...
1, 2, 3by denis_berthier » Sun Mar 27, 2011 6:53 am - 41 Replies
- 10159 Views
- Last post by denis_berthier
Tue Aug 02, 2022 8:03 am
- more on whips, braids, T&E...
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- Is there a simpler way to solve this?
1, 2, 3, 4by Nick70 » Sun Nov 20, 2005 12:03 pm - 56 Replies
- 49690 Views
- Last post by simonbrecher
Sun Jun 26, 2022 11:50 am
- Is there a simpler way to solve this?
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- Sue de Coq
by Wepwawet » Tue Apr 26, 2022 8:16 pm - 12 Replies
- 1417 Views
- Last post by StrmCkr
Mon May 02, 2022 11:17 am
- Sue de Coq
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- Forcing T&E
1, 2by denis_berthier » Sat Jan 09, 2021 10:30 am - 28 Replies
- 3115 Views
- Last post by DEFISE
Tue Mar 08, 2022 12:13 pm
- Forcing T&E
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- Specific X-wing
by philvo » Sat Feb 19, 2022 1:29 pm - 0 Replies
- 853 Views
- Last post by philvo
Sat Feb 19, 2022 1:29 pm
- Specific X-wing
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- 【TECHNIQUE SHARE】ALS NET
by borescoper » Tue Jun 14, 2016 6:01 am - 14 Replies
- 2334 Views
- Last post by AnotherLife
Sun Feb 13, 2022 10:21 am
- 【TECHNIQUE SHARE】ALS NET
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- Almost Locked Pair and Almost Locked Triple
by ghfick » Sat Sep 11, 2021 8:23 pm - 6 Replies
- 1905 Views
- Last post by creint
Wed Feb 09, 2022 6:22 pm
- Almost Locked Pair and Almost Locked Triple
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- I am primarily a pen and paper solver
1, 2
by ghfick » Tue May 03, 2016 6:10 pm
- 17 Replies
- 5234 Views
- Last post by ghfick
Sat Feb 05, 2022 2:31 pm
- I am primarily a pen and paper solver
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- Is there any original theory or any theory at all in TDP?
1, 2, 3, 4by denis_berthier » Sun Jan 23, 2022 10:05 am - 47 Replies
- 4875 Views
- Last post by denis_berthier
Sat Jan 29, 2022 4:39 pm
- Is there any original theory or any theory at all in TDP?
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- AIC versus X- and XY-chain
by Hajime » Mon Jan 24, 2022 10:35 am - 5 Replies
- 1094 Views
- Last post by Hajime
Wed Jan 26, 2022 8:45 am
- AIC versus X- and XY-chain
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- Twin Empty Rectangles
by pjb » Fri Jan 14, 2022 10:36 pm - 9 Replies
- 1016 Views
- Last post by rjamil
Sun Jan 16, 2022 4:04 pm
- Twin Empty Rectangles
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- Blindfold Sudoku Tutorial
by Erratic Fungus » Sat May 29, 2021 6:36 pm - 1 Replies
- 1162 Views
- Last post by xemnosyst
Sun Jan 09, 2022 4:03 pm
- Blindfold Sudoku Tutorial
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- Abominable TRIAL-and-ERROR and lovely BRAIDS
1 ... 6, 7, 8by denis_berthier » Tue Oct 14, 2008 10:32 pm - 115 Replies
- 27961 Views
- Last post by denis_berthier
Fri Jan 07, 2022 5:33 am
- Abominable TRIAL-and-ERROR and lovely BRAIDS
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- Weak Exocet
by borescoper » Wed Dec 08, 2021 10:22 am - 0 Replies
- 820 Views
- Last post by borescoper
Wed Dec 08, 2021 10:22 am
- Weak Exocet
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- HoDoKu Documentation English (for Offline viewing)
by 1to9only » Wed Dec 01, 2021 8:13 pm - 0 Replies
- 764 Views
- Last post by 1to9only
Wed Dec 01, 2021 8:13 pm
- HoDoKu Documentation English (for Offline viewing)
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- Reducing the number of steps
by denis_berthier » Tue Jul 20, 2021 7:28 am - 12 Replies
- 1691 Views
- Last post by DEFISE
Sun Oct 03, 2021 9:37 pm
- Reducing the number of steps
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- DoubleBUG
by JRL » Tue Jul 06, 2021 2:43 pm - 11 Replies
- 1153 Views
- Last post by marek stefanik
Mon Aug 02, 2021 1:09 pm
- DoubleBUG
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- Mutant Exocet
by jovi_al01 » Mon Jul 26, 2021 9:35 pm - 2 Replies
- 1029 Views
- Last post by jovi_al01
Tue Jul 27, 2021 3:51 am
- Mutant Exocet
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- Why isn't this a X-Chain?
by chitarup » Mon Mar 01, 2021 12:28 pm
- 6 Replies
- 1062 Views
- Last post by schroedermcken
Tue Jul 20, 2021 3:27 am
- Why isn't this a X-Chain?
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- Fish links
by marek stefanik » Tue Jul 06, 2021 6:27 pm - 1 Replies
- 847 Views
- Last post by marek stefanik
Tue Jul 06, 2021 6:28 pm
- Fish links
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- UR Type 1
by Nidomy » Wed Jun 30, 2021 12:10 pm - 5 Replies
- 882 Views
- Last post by marek stefanik
Tue Jul 06, 2021 3:54 pm
- UR Type 1
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- Spotting Skyscrapers
by Fortesque92 » Fri Apr 09, 2021 5:37 am - 8 Replies
- 1129 Views
- Last post by Fortesque92
Tue Apr 13, 2021 2:45 am
- Spotting Skyscrapers
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- Is this a case of BUG+3?
by FairyTailed » Thu Jan 02, 2020 10:14 pm - 8 Replies
- 1503 Views
- Last post by oldenumber77
Sun Feb 14, 2021 1:24 am
- Is this a case of BUG+3?
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- Forcing net <-> Dynamic Forcing chains
by Hajime » Sat Feb 13, 2021 3:30 pm - 5 Replies
- 1020 Views
- Last post by creint
Sat Feb 13, 2021 10:25 pm
- Forcing net <-> Dynamic Forcing chains
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- Questions about PBCS
1, 2, 3, 4by Mauriès Robert » Fri Jan 15, 2021 6:22 pm - 46 Replies
- 4322 Views
- Last post by denis_berthier
Thu Feb 11, 2021 10:14 am
- Questions about PBCS
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- Anti-backdoors
by denis_berthier » Fri Feb 05, 2021 8:43 am - 5 Replies
- 1043 Views
- Last post by Mauriès Robert
Mon Feb 08, 2021 3:08 pm
- Anti-backdoors
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- Phistomefel's Theorem
by Wecoc » Sat Nov 14, 2020 7:28 pm - 5 Replies
- 28182 Views
- Last post by Wecoc
Wed Nov 25, 2020 11:00 pm
- Phistomefel's Theorem
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- Solving Sudoku without a pencil mark
by Dipro » Sat May 09, 2020 11:06 am - 2 Replies
- 1261 Views
- Last post by Hajime
Tue Nov 17, 2020 10:00 am
- Solving Sudoku without a pencil mark
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- How to call this pattern
by urhegyi » Wed Nov 04, 2020 12:00 am
- 12 Replies
- 1506 Views
- Last post by SpAce
Sun Nov 08, 2020 2:47 am
- How to call this pattern
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- "Schroedinger Cells"
by mith » Wed Oct 21, 2020 2:37 am - 7 Replies
- 3672 Views
- Last post by pjb
Sun Oct 25, 2020 12:06 am
- "Schroedinger Cells"
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- TDP versus FORCING BRAIDS
1 ... 4, 5, 6by denis_berthier » Wed Feb 12, 2020 4:31 am - 79 Replies
- 7634 Views
- Last post by SpAce
Thu Sep 17, 2020 12:45 am
- TDP versus FORCING BRAIDS
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- Fin Transport/ Irregular "xy-Wings" aka Kraken fish
by StrmCkr » Mon Feb 27, 2017 7:58 am - 3 Replies
- 3027 Views
- Last post by StrmCkr
Wed Jul 29, 2020 5:58 am
- Fin Transport/ Irregular "xy-Wings" aka Kraken fish
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- Bug + n Example(Implemented by my Solver)
1, 2 by yzfwsf » Sat Jun 27, 2020 11:30 pm
- 19 Replies
- 2556 Views
- Last post by rjamil
Wed Jul 15, 2020 11:55 am
- Bug + n Example(Implemented by my Solver)
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- How to name this pattern
1, 2, 3 by yzfwsf » Tue Feb 25, 2020 11:39 pm
- 33 Replies
- 4007 Views
- Last post by 999_Springs
Wed Jun 24, 2020 2:28 pm
- How to name this pattern
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- Chain Trees and Chaining Related Values
by mac_sudo » Sun Jun 21, 2020 10:18 pm - 0 Replies
- 858 Views
- Last post by mac_sudo
Sun Jun 21, 2020 10:18 pm
- Chain Trees and Chaining Related Values
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- Typed-chains (2D-chains)
by denis_berthier » Wed Apr 22, 2020 5:30 am - 13 Replies
- 1572 Views
- Last post by denis_berthier
Mon Jun 15, 2020 6:07 am
- Typed-chains (2D-chains)
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