# Erdős 518

A statement in qed.bot, the register of claims of AI work in mathematics. The register grades the evidence attached to each claim; it never rules on whether a proof is correct.

- Identifier: erdos:518
- Collection: Erdős
- Page: https://qed.bot/s/erdos-518
- Formal record: unclassified; at its source: proved
- Machine-checked: no independent check has verified it
- Fidelity F0: Absent. No formal statement is attached to the result.
- Source: https://www.erdosproblems.com/518

## AI claims

No AI contribution is recorded against this statement.

## Claimed on erdosproblems.com

Proof claims posted on erdosproblems.com, which says that listing a claim is no guarantee of proof correctness. Nobody has examined them, and none counts in the register's totals.

- Hangdi Chen, Yaojun Chen: a full proof claimed, 29 Jul 2026. Autonomy A?, evidence V0. https://www.erdosproblems.com/forum/thread/518/proof-claims#proof-claim-165

Cite as: qed.bot, "Erdős 518", https://qed.bot/s/erdos-518, as of 30 Sep 2026. The register's data is published under CC BY 4.0: https://creativecommons.org/licenses/by/4.0/