PlaySudoku.us
Medium · Puzzle #813
6
9
5
1
5
7
4
5
7
9
2
3
7
8
4
6
5
7
4
3
1
6
9
7
1
3
3
9
7
1
1
6
2
"God made the integers; all else is the work of man." — Leopold Kronecker
"God made the integers; all else is the work of man." — Leopold Kronecker
"Mathematics is the music of reason." — James Joseph Sylvester
"Mathematics is the music of reason." — James Joseph Sylvester