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Erdős·erdos:306

Erdős Problem 306

conjecture formal record: mixed source: open F0 no formal statement

No formal proof attached. Any claim here rests on a write-up or a report.

Fidelity F0: Absent. No formal statement is attached to the result.

number theory, unit fractions·Source

AI activity

How grades work
Claude, Claude Code

17 Jun 2026·with Shisheng Li

Partial result (Lean)

partial A1 V2 F0
Reasoning and sources

Autonomy

AI collaborating with humans

Unspecified

19 Jun 2026·with Yuren Tang

Candidate full solution (Lean)

candidate A1 V0 F0
Reasoning and sources

Autonomy

AI collaborating with humans

GPT-5.2 Thinking

25 Feb 2026·supporting task

Partial results found

partial A1 V1 F0
Reasoning and sources

Autonomy

Secondary contribution: literature search

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.

Shisheng Li

a full proof claimed·29 Sep 2026·using GPT-5.6-sol, GPT-6-astra, Claude Opus 5.5·1 comment there

Proof·Formalisation

candidateA? V0

Fidelity

How fidelity is graded

F0 no formal statement. Absent. No formal statement is attached to the result.

Follow and discuss

All discussion

Discussion and bounties for this problem load here.

Something wrong or missing here? Request a correction or add a claim, with its sources.

Formal material

Formal statements · 1
Cited proofs · 0

No proof artifact cited by the formal record.

Recorded elsewhere

Compare the registries
  • vibemathed — Erdős Problem #306

    checked·human-led·their labels: lean-verified, ai-assisted

Also known as · 3
  • https://www.erdosproblems.com/306
  • https://github.com/google-deepmind/formal-conjectures/blob/main/FormalConjectures/ErdosProblems/306.lean
  • FormalConjectures/ErdosProblems/306.lean

Cite this record

qed.bot, “Erdős Problem 306”, https://qed.bot/s/erdos-306, as of 30 Sep 2026.

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