@article{grouprelativereinforceissecretlyanoffpol,
  title = {Group-Relative REINFORCE Is Secretly an Off-Policy Algorithm: Demystifying Some Myths About GRPO and Its Friends},
  author = {Chaorui Yao and Yanxi Chen and Yuchang Sun and Yushuo Chen and Wenhao Zhang and Xuchen Pan and Yaliang Li and Bolin Ding},
  year = {2025},
  eprint = {2509.24203},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2509.24203},
}