@inproceedings{scieur2020universal,
  title={Universal Average-Case Optimality of Polyak Momentum},
  author={Scieur, Damien and Pedregosa, Fabian},
  booktitle={Proceedings of the 37th International Conference on Machine Learning (ICML)},
  url={https://arxiv.org/pdf/2002.04664.pdf},
  year={2020}
}