PlaySudoku.us
Hard · Puzzle #642
5
6
4
2
4
9
8
7
3
9
6
1
3
6
9
5
2
1
3
7
4
6
5
8
2
2
6
7
"A mathematician who is not also something of a poet will never be a complete mathematician." — Karl Weierstrass
"A mathematician who is not also something of a poet will never be a complete mathematician." — Karl Weierstrass
"A person who never made a mistake never tried anything new." — Albert Einstein
"A person who never made a mistake never tried anything new." — Albert Einstein