Tight paths in convex geometric hypergraphs
Advances in Combinatronics (2020)
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In this paper, we prove a theorem on tight paths in convex geometric
hypergraphs, which is asymptotically sharp in infinitely many cases. Our
geometric theorem is a common generalization of early results of Hopf and
Pannwitz [12], Sutherland [19], Kupitz and Perles [16] for convex geometric
graphs, as well as the classical Erd\H{o}s-Gallai Theorem [6] for graphs. As a
consequence, we obtain the first substantial improvement on the Tur\'an problem
for tight paths in uniform hypergraphs.
Publié le :
@article{ADVC_2020_a9,
author = {Zolt\'an F\" uredi and Tao Jiang and Alexandr Kostochka and Dhruv Mubayi and Jacques Verstra\"ete},
title = {Tight paths in convex geometric hypergraphs},
journal = {Advances in Combinatronics},
publisher = {mathdoc},
year = {2020},
language = {en},
url = {http://geodesic.mathdoc.fr/item/ADVC_2020_a9/}
}
Zoltán F\" uredi; Tao Jiang; Alexandr Kostochka; Dhruv Mubayi; Jacques Verstraëte. Tight paths in convex geometric hypergraphs. Advances in Combinatronics (2020). http://geodesic.mathdoc.fr/item/ADVC_2020_a9/