@article{characterizingparaphraseinducedfailuresi,
  title = {Characterizing Paraphrase-Induced Failures in Lean 4 Autoformalization},
  author = {William Feng and Ethan Lou and Aryan Sharma},
  year = {2026},
  eprint = {2604.23135},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.23135},
}