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Erdős problem 422

Does f(n)f(n) miss infinitely many integers?

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4 retained statements2415f78e850a

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FormalConjectures/ErdosProblems/

422.lean

Retained formal statement4 of 4

Is ff surjective?

FormalConjectures/ErdosProblems/422.leanErdos422.erdos_422.variants.surjective1 lineExact file
True ↔ Function.Surjective Erdos422.f
OpenStatement only, no proof

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