Hemisystems of the Hermitian Surface

Gábor Korchmáros, Gábor P. Nagy, Pietro Speziali

We present a new method for the study of hemisystems of the Hermitian surface ${\mathcal{U}}_3$ of $PG(3,q^2)$. The basic idea is to represent generator-sets of ${\mathcal{U}}_3$ by me…