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  Topic: 3 theoretical questions
curi

Replies: 3
Views: 11245

PostForum: General discussion   Posted: Tue Aug 08, 2006 1:35 am   Subject: Sudoku Theoretical Questions
Thanks, Keith. The Wikipedia article was just what I wanted. However, the largest puzzle in which every digit is needed for uniqueness is still not
known.
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[URL=http://www.toyota-wiki.com/wi ...
  Topic: 3 theoretical questions
curi

Replies: 3
Views: 11245

PostForum: General discussion   Posted: Sat Aug 05, 2006 1:31 am   Subject: 3 theoretical questions
Denote a basic puzzle as one determining a unique 9x9 square, but also with no superfluous numbers. Denote the 3x3 compartments demarcated by heavy lines as the sections:1,2 and 3 left to right in th ...
 
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