On the $(6,4)$-problem of Brown, Erdős and Sós

Stefan Glock, Felix Joos, Jaehoon Kim +3

Let $f^{(r)}(n;s,k)$ be the maximum number of edges of an $r$-uniform hypergraph on $n$ vertices not containing a subgraph with $k$ edges and at most $s$ vertices. In 1973, Brown,…