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Erdős problem 100

From [Piepmeyer]: 9 points with diameter <5< 5. TODO: find reference

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The source's own material, retained exactly.

5 retained statements36c6d0fef71a

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FormalConjectures/ErdosProblems/

100.lean

Retained formal statement5 of 5

Stronger conjecture: diameter ≥n−1\geq n - 1 for sufficiently large nn.

FormalConjectures/ErdosProblems/100.leanErdos100.erdos_100.variants.strong2 linesExact file
∀ᶠ (n : ℕ) in Filter.atTop,  ∀ (A : Finset (EuclideanSpace ℝ (Fin 2))), A.card = n → Erdos100.DistancesSeparated A → Metric.diam ↑A ≥ ↑n - 1
OpenStatement only, no proof