@article{explangimprovedexplorationandexploitatio,
  title = {ExpLang: Improved Exploration and Exploitation in LLM Reasoning with On-Policy Thinking Language Selection},
  author = {Changjiang Gao and Zixian Huang and Kaichen Yang and Jiajun Chen and Jixing Li and Shujian Huang},
  year = {2026},
  eprint = {2602.21887},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2602.21887},
}