Point-transitive and 1-rotational unitals of order 5
Ivan Hetman, Taras Banakh, Alex Ravsky·2025-04-24·via math.CO updates on arXiv.org
In this paper we introduce enumeration of unitals of order $5$, which are also Steiner systems $S(2,6,126)$, where automorphism group acts transitively and effectively on points or fixes one point.