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Erdős·erdos:260

Erdős Problem 260

problem formal record: solved source: open 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.

irrationality·Source

AI activity

How grades work

No AI contribution recorded against this statement.

Claimed on erdosproblems.com

1

Proof claims posted on erdosproblems.com, which says that listing a claim “is no guarantee of proof correctness”. The register records who claims what, with which systems, and links to each claim there. Nobody has examined them, and none counts in the register's totals.

Han Wang

a full proof claimed·17 Jul 2026·using using GPT-5.5 for auditing, language editing, restructuring, assistance with parts of the Lean development·3 comments there

Proof·Formalisation at commit e708b584c9a3

candidateA? V0

Fidelity

How fidelity is graded

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

Follow and discuss

All discussion

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Formal material

Formal statements · 1
Cited proofs · 1
Also known as · 3
  • https://www.erdosproblems.com/260
  • https://github.com/google-deepmind/formal-conjectures/blob/main/FormalConjectures/ErdosProblems/260.lean
  • FormalConjectures/ErdosProblems/260.lean

Cite this record

qed.bot, “Erdős Problem 260”, https://qed.bot/s/erdos-260, as of 30 Sep 2026.

This record as plain text, with each claim, its grades and its sources.