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Expert · Puzzle #809
3
8
1
9
6
7
4
9
3
4
1
2
2
3
2
7
6
2
7
5
4
9
8
4
9
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