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Expert · Puzzle #841
4
9
1
3
6
8
5
9
5
1
7
4
8
8
5
2
7
2
3
7
1
5
8
4
"Mathematics is not about numbers, equations, or algorithms — it is about understanding." — William Paul Thurston
"Mathematics is not about numbers, equations, or algorithms — it is about understanding." — William Paul Thurston
"Mathematics is not about numbers, equations, or algorithms — it is about understanding." — William Paul Thurston
"Mathematics is not about numbers, equations, or algorithms — it is about understanding." — William Paul Thurston