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Erdős problem 1047

Let f∈C[x]f\in \mathbb{C}[x] be a monic polynomial with mm distinct roots, and let c>0c>0 be a constant small enough such that {z:∣f(z)∣≤c}\{ z: \lvert f(z)\rvert\leq c\} has mm distinct connected components.

No current result

No reviewed Result is current in Vela Mathematics Program. Retained source material is shown below.

Retained declaration

FormalConjectures/ErdosProblems/1047.lean

Formal Conjectures

FormalConjectures/ErdosProblems/1047.leanErdos1047.erdos_10477 linesExact file
False ↔  ∀ (f : Polynomial ℂ) (m : ℕ) (c : ℝ),    f.Monic →      (f.rootSet ℂ).ncard = m →        0 < c →          (Erdos1047.componentsIn (Erdos1047.sublevelSet f c)).ncard = m →            ∀ t ∈ Erdos1047.componentsIn (Erdos1047.sublevelSet f c), Convex ℝ t
SolvedStatement only, no proof

Proof manifests naming this Problem

  • Jayyhk Erdős Leanjayyhk:erdos:1047
  • PLBY Lean proofsErdosProblems.Erdos1047

Reported activity

Reported by these sources. Not reviewed here.

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