The board / ramsey theory / #1218
Erdős Problem #1218
OPENdatabase updated 2026-09-12
No proof or disproof is known, and it isn't known whether a finite computation could settle it.
What the community database records, not our verdict. erdosproblems.com no longer shows statuses (why).
Prizenone
Topicsramsey theory, set theory
Statement in Leannot yet
Solution in Leanno
Original pageerdosproblems.com/1218
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