@article{automaticallygeneratinghardmathproblemsf,
  title = {Automatically Generating Hard Math Problems from Hypothesis-Driven Error Analysis},
  author = {Jiayu Fu and Mourad Heddaya and Chenhao Tan},
  year = {2026},
  eprint = {2604.04386},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.04386},
}