Determine whether there exists a constant $C > 1$ such that the following holds.Let $P$ be a finite projective plane. Must there exist a set of points $S$ such that $1 \leq ∣ S \cap ℓ ∣ \leq C$ for all lines $ℓ$ ?

Worked, still open.

combinatorics · open · 0 attempts

use this record

vela registry pull vfr_37aec80d874a0239

vela reproduce examples/erdos-problems

links

open