The board / irrationality / #262
Erdős Problem #262
SOLVED LEANdatabase updated 2026-08-24
Resolved in some way other than a straight proof or disproof — usual for open-ended questions, or for multi-part problems whose parts went different ways. A solution has also been checked by machine, in Lean.
What the community database records, not our verdict. erdosproblems.com no longer shows statuses (why).
Prizenone
Topicsirrationality
Statement in Leannot yet
Solution in Leanyes
Original pageerdosproblems.com/262
Attempts
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