Completeness conjecture for weighted extremal families in the Erdős–Kleitman problem
Completeness conjecture for weighted extremal families in the Erdős–Kleitman problem
Write , and for define
and let be the shifted family . Completeness conjecture. For every and with ,
Moreover, every extremal family is isomorphic to one of the candidates attaining this maximum. The conjecture proposes that these known weighted constructions form a complete list of extremal families; the source does not give a resolution.
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Sources & referencesView supporting material
Primary source
Cheng Chi and Yan Wang, “Extremal Families for the Erdős–Kleitman Problem: The Missing Constructions”, arXiv:2607.25611 (2026).
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