PlaySudoku.us
Expert · Puzzle #653
4
8
3
7
2
7
2
6
6
5
3
4
9
3
2
7
3
9
3
4
1
7
7
5
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