Erdős problem 168 · problems.science

Sanity check: if S is a maximal non ternary subset of {1,..., N} then F N is given by the cardinality of S

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9 retained statements2415f78e850a

FormalConjectures/ErdosProblems/

168.lean

Retained formal statement2 of 9

Is the limit $F(N)/N$ as $N \to \infty$ irrational?

FormalConjectures/ErdosProblems/168.leanErdos168.erdos_168.parts.ii1 lineExact file

1True ↔ Irrational (Filter.limsup (fun N => ↑(Erdos168.F N) / ↑N) Filter.atTop)

OpenStatement only, no proof