@article{parameterfreestochasticoptimizationof,
  title = {Parameter-free Stochastic Optimization of Variationally Coherent Functions},
  author = {Francesco Orabona and Dávid Pál},
  year = {2021},
  eprint = {2102.00236},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2102.00236v1},
}