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Erdős·erdos:1148

Erdős Problem 1148

problem formal record: solved source: proved (Lean) F2 declared

No independent check recorded yet. A formal artifact, declaration or published object is attached, but no rebuild of it is recorded here.

Fidelity F2: The statement corpus cites this proof against its own statement.

number theory·Source

AI activity

How grades work
Gemini 3 Pro, Gemini 3.1 Pro, GPT-5.2 Pro, GPT-5.2 Thinking, GPT-5.4 Pro

16 Mar 2026·with Ingo Althöfer, Przemek Chojecki, Wouter van Doorn

Full solution

full A1 V1 F2
Reasoning and sources

Autonomy

AI collaborating with humans

GPT-5.5 Pro

19 May 2026·with Ingo Althöfer, Przemek Chojecki

Solution to stronger problem

full A1 V1 F2
Reasoning and sources

Autonomy

AI collaborating with humans

Claude Opus 4.6, Gemini 3.1, GPT-5.4, UlamAI Prover

17 Mar 2026·supporting task

Chojecki (2026)

full A1 V1 F2
Reasoning and sources

Autonomy

Secondary contribution: formalization

Details

proof to formalize: Chojecki (2026)

Fidelity

How fidelity is graded

F2 declared. The statement corpus cites this proof against its own statement.

Follow and discuss

All discussion

Discussion and bounties for this problem load here.

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Formal material

Formal statements · 1
Cited proofs · 1

Recorded elsewhere

Compare the registries
  • vibemathed — Erdős Problem #1148

    checked·machine-led·their labels: lean-verified, ai-discovered

Also known as · 3
  • https://www.erdosproblems.com/1148
  • https://github.com/google-deepmind/formal-conjectures/blob/main/FormalConjectures/ErdosProblems/1148.lean
  • FormalConjectures/ErdosProblems/1148.lean

Cite this record

qed.bot, “Erdős Problem 1148”, https://qed.bot/s/erdos-1148, as of 30 Sep 2026.

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