@misc{jespers2026freeskewbracesfree,
      title={Free Skew Braces and Free Solutions of the Yang--Baxter Equation}, 
      author={Eric Jespers and Thomas Letourmy and Silvia Properzi and Marco Trombetti and Arne Van Antwerpen},
      year={2026},
      eprint={2606.27056},
      archivePrefix={arXiv},
      primaryClass={math.GR},
      url={https://arxiv.org/abs/2606.27056}, 
}