Hypergraphs with minimum positive uniform Turan density

被引:0
|
作者
Garbe, Frederik [1 ]
Kral', Daniel [1 ]
Lamaison, Ander [1 ]
机构
[1] Masaryk Univ, Fac Informat, Bot 68A, Brno 60200, Czech Republic
关键词
GRAPHS;
D O I
10.1007/s11856-023-2554-0
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Reiher, Rodl and Schacht showed that the uniform Turan density of every 3-uniform hypergraph is either 0 or at least 1/27, and asked whether there exist 3-uniform hypergraphs with uniform Turan density equal or arbitrarily close to 1/27. We construct 3-uniform hypergraphs with uniform Turan density equal to 1/27.
引用
收藏
页码:701 / 726
页数:26
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