@article{understandingtoolaugmentedagentsforleanf,
  title = {Understanding Tool-Augmented Agents for Lean Formalization: A Factorial Analysis},
  author = {Ke Zhang and Patricio Gallardo and Maziar Raissi and Sudhir Murthy},
  year = {2026},
  eprint = {2604.16538},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.16538},
}