@article{thefinetuningtrapevaluatingnegativetrans,
  title = {The Fine-Tuning Trap: Evaluating Negative Transfer and the Role of PEFT in Sub-1B Mathematical Reasoning},
  author = {Rahul Nair and Chun Tao},
  year = {2026},
  eprint = {2606.06920},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.06920},
}