@article{npengineempoweringoptimizationreasoningi,
  title = {NP-Engine: Empowering Optimization Reasoning in Large Language Models with Verifiable Synthetic NP Problems},
  author = {Xiaozhe Li and Xinyu Fang and Shengyuan Ding and Linyang Li and Haodong Duan and Qingwen Liu and Kai Chen},
  year = {2025},
  eprint = {2510.16476},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2510.16476},
}