PlaySudoku.us
Hard · Puzzle #672
8
5
6
1
3
2
6
7
1
8
9
6
3
4
4
6
1
2
4
9
3
6
5
3
5
8
1
"Pure mathematics is, in its way, the poetry of logical ideas." — Albert Einstein
"Pure mathematics is, in its way, the poetry of logical ideas." — Albert Einstein
"Pure mathematics is, in its way, the poetry of logical ideas." — Albert Einstein
"Pure mathematics is, in its way, the poetry of logical ideas." — Albert Einstein