2 problems

Let $H$ be a bipartite graph containing a cycle, and let $\mathrm{ex}_r(n,H)$ denote the $r$-uniform Turán number of $H$. An $H$-free graph is a graph containing no copy of $H$. Ba…

Let $d_X$ and $d_Y$ be sufficiently large integers, let $\delta\geq 1$ and $\delta',\delta”>0$, and let $\Sigma=X\sqcup Y$ be a $\delta$-approximately $(d_X,d_Y)$-biregular graph s…