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Erdős problem 584

Must every graph with nn vertices and δn2\delta n^2 edges contain large subgraphs in which every two edges lie on specified short cycles? A dense high-girth construction refutes the statement when δ\delta may shrink with nn.

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  • construction

    VibeMathed

    Machine
    GPT-5.6 Star Fleet (Claude Fable 5 referee)
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    variant
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