@article{origamispacebenchmarkingmultimodalllmsin,
  title = {ORIGAMISPACE: Benchmarking Multimodal LLMs in Multi-Step Spatial Reasoning with Mathematical Constraints},
  author = {Rui Xu and Dakuan Lu and Zicheng Zhao and Xiaoyu Tan and Xintao Wang and Siyu Yuan and Jiangjie Chen and Yinghui Xu},
  year = {2025},
  eprint = {2511.18450},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2511.18450},
}