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Monday, January 9, 2012

What's Math Good For…

why, constructing Sudoku puzzles of course!

I'm not much of a Sudokohalic myself, but still find it interesting that an Irish mathematician has apparently proven (yet to be confirmed) that Sudoku puzzles MUST contain a minimum of 17 clues (out of 81 squares) in order to insure a unique solution to any given puzzle:


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