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Erdős·erdos:851

Erdős Problem 851

problem formal record: solved source: provedno 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
GPT-5.2 Pro

Feb 5, 2026

Full solution (building upon Romanoff (1934))

full A3 autonomous V1 write-up F2 declared
Reasoning and sources

Autonomy

AI standalone, with comparable literature existing

Details

literature: Matthews (1982); 🟢 Green and Sawhney (unpublished)

literature found on: 6 Feb, 2026

similar?: Yes

ChatGPT Deep research, Claude, Gemini Deep Research

2026-02-05·supporting task

Confused with another problem; Partial results found

partial A1 collaborative V1 write-up F2 declared
Reasoning and sources

Autonomy

Secondary contribution: literature search

Does the formal statement say what was claimed?

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

Computed from what the project declares and what the register holds, never from reading the mathematics. How fidelity is graded.

Follow and discuss

All discussion

Discussion and bounties for this problem load here.

Formal material

Formal statements · 1
Cited proofs · 1

Recorded elsewhere

Compare the registries
  • vibemathed — Erdős Problem #851

    reviewed·machine-led·their labels: site-confirmed, ai-discovered

Also known as · 3
  • https://www.erdosproblems.com/851
  • https://github.com/google-deepmind/formal-conjectures/blob/main/FormalConjectures/ErdosProblems/851.lean
  • FormalConjectures/ErdosProblems/851.lean