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erdos_97

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Does every convex polygon have a vertex with no other 4 vertices equidistant from it?

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Lean 4 Statement 
theorem erdos_97 :
    answer(sorry) ↔ ∀ A : Finset ℝ², A.Nonempty → ConvexIndep A → ¬HasNEquidistantProperty 4 A
ID: ErdosProblems__97__erdos_97
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