PlaySudoku.us
Hard · Puzzle #921
3
5
6
1
3
5
8
9
1
4
1
9
6
7
6
9
7
8
5
2
7
9
6
8
9
4
"In mathematics, the art of proposing a question must be held of higher value than solving it." — Georg Cantor
"In mathematics, the art of proposing a question must be held of higher value than solving it." — Georg Cantor
"In mathematics, the art of proposing a question must be held of higher value than solving it." — Georg Cantor
"In mathematics, the art of proposing a question must be held of higher value than solving it." — Georg Cantor