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Expert · Puzzle #629
1
5
4
2
8
4
5
7
1
2
9
7
5
4
2
6
3
7
3
4
1
6
9
4
"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