Key points are not available for this paper at this time.
A complete description of all possible multiplicative groups of finite skew left braces whose additive group has trivial centre is shown. As a consequence, some earlier results of Tsang can be improved and an answer to an open question set by Tsang at Ischia Group Theory 2024 Conference is provided.
Ballester‐Bolinches et al. (Thu,) studied this question.