@article{softmaxpolicygradientmethodscantake,
  title = {Softmax Policy Gradient Methods Can Take Exponential Time to Converge},
  author = {Gen Li and Yuting Wei and Yuejie Chi and Yuxin Chen},
  year = {2021},
  eprint = {2102.11270},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2102.11270v3},
}