@article{cliffordcircuitscanbeproperlypaclearned,
  title = {Clifford Circuits can be Properly PAC Learned if and only if $\textsf{RP}=\textsf{NP}$},
  author = {Daniel Liang},
  year = {2022},
  eprint = {2204.06638},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2204.06638v4},
}