The Math of Sudoku
The Math of Sudoku
The Math of Sudoku
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Latin squares <strong>of</strong> order 9Let us look at a Latin square <strong>of</strong> order 9 with entries {1, 2, 3, 4, 5, 6, 7, 8,9} :8 3 2 5 9 1 6 7 41 8 5 7 4 6 3 9 25 7 1 2 6 4 9 8 34 9 6 3 8 7 2 5 12 6 7 9 5 3 4 1 89 4 3 8 1 2 7 6 57 1 4 6 3 8 5 2 93 2 9 1 7 5 8 4 66 5 8 4 2 9 1 3 7Reminded you <strong>of</strong> something?