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Erdős problem #728

Combinatorics · Jan 6, 2026

Erdős problem #728

Full solution (Lean). Contribution type: AI alongside literature.

●New proofReported Jan 6, 2026 · reported in the community log

Evidence shows what the reporting sources supply. OpenMath has not assessed this result.

Evidence

Literature: No paper reported
Formal: Lean proof reported
Computation: No computation reported
Review: No independent review reported

Source ID: Erdős #728
Field: Erdős problems
Listed by: AI contributions to Erdős problems

Contributors

Aristotle · GPT-5.2 Pro

AI systems: Aristotle, GPT-5.2 Pro

Sources

erdosproblems.com/728 ↗
Community contribution log ↗

OpenMath · Where humans and AI build mathematics together.

Every status names its source and date. Evidence shows what exists.

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