On the Equivalence, Stabilisers, and Feet of Buekenhout-Tits Unitals

Jake Faulkner, Geertrui Van de Voorde

This paper addresses a number of problems concerning Buekenhout-Tits unitals in $PG(2,q^2)$, where $q=2^{e+1}$ and $e\ge 1$. We show that all Buekenhout-Tits unitals are $PGL$-…