@misc{2504-02956,
  title = {{Understanding Aha Moments: From External Observations to Internal Mechanisms}},
  author = {Shu Yang and Junchao Wu and Xin Chen and Yunze Xiao and Xinyi Yang and Derek F. Wong and Di Wang},
  year = {2026},
  howpublished = {TACL},
  url = {https://arxiv.org/abs/2504.02956}
}