PlaySudoku.us
Medium · Puzzle #409
8
7
1
5
2
2
3
9
4
1
1
5
7
3
5
1
6
1
8
7
9
2
6
4
8
8
9
2
2
4
6
7
"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