Large Finite Point Sets Have 4 Collinear Points or a 6-Clique
Édouard Bonnet
math.COarXiv:2608.19468
Abstract
We prove that every finite point set of size at least 1011055931 has four collinear points or six points that pairwise see each other. This resolves the first open case of the big-line-big-clique conjecture of Kára, Pór, and Wood.
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