PlaySudoku.us
Easy · Puzzle #358
7
1
3
4
9
2
4
2
8
7
3
9
3
4
6
1
1
3
7
9
8
5
2
6
5
3
2
4
8
2
6
1
7
8
2
9
4
9
3
1
3
5
7
"What is a proof? It is a demonstration that a statement is necessarily true — a guarantee that no exception can exist." — Henri Poincaré
"What is a proof? It is a demonstration that a statement is necessarily true — a guarantee that no exception can exist." — Henri Poincaré
Mathematical researchers have shown that the minimum number of givens (17) applies uniquely to the standard 9×9 format.
Mathematical researchers have shown that the minimum number of givens (17) applies uniquely to the standard 9×9 format.