@inproceedings{deng-etal-2026-beyond-rejection, title = "Beyond Rejection Sampling: Trajectory Fusion for Scaling Mathematical Reasoning", author = "Deng, Jie and Tong, Hanshuang and Li, Jun and Liang, Shining and Wu, Ning and Li, Hongzhi and Xie, Yutao", editor = "Liakata, Maria and Moreira, Viviane P. and Zhang, Jiajun and Jurgens, David", booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {ACL} 2026", month = jul, year = "2026", address = "San Diego, California, United States", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/ingest-acl/2026.findings-acl.390/", pages = "7943--7959", ISBN = "979-8-89176-395-1" }