@article{horoballsandthesubgradientmethod,
  title = {Horoballs and the subgradient method},
  author = {Adrian S. Lewis and Genaro Lopez-Acedo and Adriana Nicolae},
  year = {2024},
  eprint = {2403.15749},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2403.15749v2},
}