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FormalConjectures.ErdosProblems.«906»

Erdős Problem 906 #

Reference: erdosproblems.com/906

theorem Erdos906.erdos_906 :
sorry ∃ (f : ), Transcendental (Polynomial ) f Differentiable f ∀ (n : ), StrictMono nDense {z : | ∃ (k : ), iteratedDeriv (n k) f z = 0}

Does there exists an entire non-zero transcendental function f : ℂ → ℂ such that for any sequence n₀ < n₁ < ..., { z | ∃ k, iteratedDeriv (n k) f z = 0 } is dense.