On some generalizations of the property $B$-problem of an $n$-uniform hypergraph

Bibliographic Details
Title: On some generalizations of the property $B$-problem of an $n$-uniform hypergraph
Authors: Demidovich, Yury
Publication Year: 2019
Collection: Mathematics
Subject Terms: Mathematics - Combinatorics
More Details: The extremal problem of hypergraph colorings related to Erd\H{o}s--Hajnal property $B$-problem is considered. Let $k$ be a natural number. The problem is to find the value of $m_k(n)$ equal to the minimal number of edges in an $n$-uniform hypergraph not admitting $2$-colorings of the vertex set such that every edge of the hypergraph contains at least $k$ vertices of each color. In this paper we obtain new lower bounds for $m_k(n).$
Document Type: Working Paper
Access URL: http://arxiv.org/abs/1903.11708
Accession Number: edsarx.1903.11708
Database: arXiv
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