Erdős Problem #1196: Primitive Sets

Bounds the weighted sum $\sum 1/(a \log a)$ taken over primitive sets of integers (sets where no element divides another).

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number-theoryApr 1, 2026Significance 15/100Registry: lean verified

Prior state unknown→proved

Bounds the weighted sum $\sum 1/(a \log a)$ taken over primitive sets of integers (sets where no element divides another).

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Bounds the weighted sum $\sum 1/(a \log a)$ taken over primitive sets of integers (sets where no element divides another).

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