@article{anchorfunctionatypeofbenchmarkfunctions,
  title = {Anchor function: a type of benchmark functions for studying language models},
  author = {Zhongwang Zhang and Zhiwei Wang and Junjie Yao and Zhangchen Zhou and Xiaolong Li and Weinan E and Zhi-Qin John Xu},
  year = {2024},
  eprint = {2401.08309},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2401.08309v1},
}