The Math of Sudoku
The Math of Sudoku
The Math of Sudoku
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Sudo-History<strong>The</strong> modern version <strong>of</strong> <strong>Sudoku</strong> is an American invention (notJapanese). <strong>The</strong> author is unknown, but there is evidence it wasHoward Garns.First published by Dell Puzzle Magazine in 1979 under the nameNumber Place.Taken by the Japanese puzzle company Nikoli in the mid-80’s. Thatis when the name <strong>Sudoku</strong> was originated.In 2005, Felgenhauer and Jarvis proved that there are6,670,903,752,021,072,936,960 <strong>Sudoku</strong> boards. Russell and Jarvisproved that there are 5,472,730,538 essentially different boards.
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