Skip to content

Erdős problem 1151

Let Lnf\mathcal{L}^nf be the Lagrange interpolation polynomials of a continuous ff on the Chebyshev nodes. Prove that, for any closed A[1,1]A\subseteq [-1,1], there exists a continuous function ff such that AA is the set of limit points of Lnf(x)\mathcal{L}^nf(x).

No current result

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

No source in this release retained material for this Problem beyond its catalogue entry.

Reported activity

Work these sources record against this Problem. Source-reported attribution, not reviewed here.

  • Formalization

    Erdős AI contributions wiki · 6 May, 2026

    Machine
    Codex, GPT
    Open the source record
  • AI collaborating with humans

    Erdős AI contributions wiki · 30 Apr, 2026

    Machine
    GPT-5.5 Pro
    People
    Przemek Chojecki
    Open the source record
  • construction

    VibeMathed

    Machine
    GPT-5.5 Pro, Codex
    People
    Przemysław Chojecki, Allen Hart
    Reported outcome
    candidate
    Open the source record

Continue

Search problems.science

Find a Problem, Result, source, or page