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 Solving strategies and tips 
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No unread posts describe your solver

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pnm

16

2237

Tue Aug 21, 2012 11:27 pm

pharosian View the latest post

No unread posts   Using 'Unique Solution' to help solve

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tommyp0123

14

241

Sat May 18, 2013 12:30 pm

pnm View the latest post

No unread posts   The most difficult 9x9: Fully analytical, step by step

clm

7

221

Tue Apr 30, 2013 3:08 pm

clm View the latest post

No unread posts   Killer Sudoku with inequalities: A few tips.

clm

1

592

Sun Nov 11, 2012 4:06 am

jake4 View the latest post

No unread posts   Tip for getting faster at timed puzzles

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sneaklyfox

17

924

Thu Oct 25, 2012 2:56 am

sneaklyfox View the latest post

No unread posts   Killer difficult (Sep 16, 2012): Step by step solution

clm

0

350

Thu Sep 20, 2012 10:54 pm

clm View the latest post

No unread posts   The replacement

clm

1

363

Fri Sep 14, 2012 8:47 am

pnm View the latest post

No unread posts   Analysis of 29 Jun 2012 6x6 Difficult with sums

jake4

5

683

Wed Jul 04, 2012 3:17 pm

pharosian View the latest post

No unread posts   Analytical vs TAE ( 9x9 of 22-MAY-2012 )

jomapil

5

634

Fri Jun 29, 2012 8:15 am

pnm View the latest post

No unread posts   Segmentation

clm

2

478

Sun Jun 17, 2012 7:44 pm

jomapil View the latest post

No unread posts   More fuel to the fire

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jomapil

15

1098

Tue Jun 12, 2012 10:53 am

jomapil View the latest post

No unread posts   Step by step: Analyzing an 8x8 "difficult" with zeros

clm

0

431

Thu Jun 07, 2012 5:37 pm

clm View the latest post

No unread posts   Previous determination of cages in a 6x6 difficult

clm

0

484

Mon May 21, 2012 10:23 pm

clm View the latest post

No unread posts   Step by step analytical solution 9x9 “very dif” 2012-05-15

clm

4

692

Mon May 21, 2012 2:32 pm

jomapil View the latest post

No unread posts   A free auxiliary program

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jomapil

24

2717

Sat May 19, 2012 10:09 am

calcpnm View the latest post

No unread posts   Step by step analytical solution of a 9x9 “very difficult”

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clm

10

1136

Thu May 17, 2012 8:30 pm

clm View the latest post

No unread posts   The "rule of quadrants" - 6x6 difficult from 09-May-2012

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jotempe

11

1038

Fri May 11, 2012 7:10 pm

clm View the latest post

No unread posts   5x5 **: The parity rule for children/beginners

clm

5

937

Tue May 01, 2012 6:35 pm

jomapil View the latest post

No unread posts   The "power" of the corners: full analysis 6 x 6 2012-Apr-14

clm

8

1013

Tue Apr 17, 2012 4:40 pm

clm View the latest post

No unread posts   Full tables: "mod function" and "bitwise OR" (in the 8x8's)

clm

6

5894

Fri Apr 13, 2012 12:33 pm

clm View the latest post

No unread posts   Step by step: very difficult 8x8 mod function (2012-03-22)

clm

0

691

Fri Mar 30, 2012 8:49 pm

clm View the latest post

No unread posts   March 13 9x9 cages 25+, 27+, 27+

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rickt

12

1120

Fri Mar 16, 2012 4:56 pm

arjen View the latest post

No unread posts   march 12 9x9 cages of 27+ and 31+

beaker

1

436

Tue Mar 13, 2012 12:28 am

clm View the latest post

No unread posts   Can anyone show an analytical solution for the 10 March 6x6?

fb_1811

4

722

Mon Mar 12, 2012 11:47 pm

clm View the latest post

No unread posts   Calcudoku helpers

fb_7904

7

1431

Sat Mar 10, 2012 5:28 pm

picklepep View the latest post

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