@article{sharplowerboundsontheapproximationrate,
  title = {Sharp Lower Bounds on the Approximation Rate of Shallow Neural Networks},
  author = {Jonathan W. Siegel and Jinchao Xu},
  year = {2021},
  eprint = {2106.14997},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2106.14997v2},
}