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Hard · Puzzle #889
9
1
6
5
3
6
1
4
7
5
2
3
4
6
9
4
2
8
3
1
3
7
7
4
1
5
6
"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, rightly viewed, possesses not only truth, but supreme beauty." — Bertrand Russell
"Mathematics, rightly viewed, possesses not only truth, but supreme beauty." — Bertrand Russell