Large $(k;r,s;n,q)$-sets in Projective Spaces

Ferdinand Ihringer, Jacques Verstraëte

A $(k;r,s;n,q)$-set (short: $(r,s)$-set) of $\mathrm{PG}(n,q)$ is a set of points $X$ with $|X|=k$ such that no $s$-space contains more than $r$ points of $X$. We investigat…