@article{quantumalgorithmforfindingthenegative,
  title = {Quantum algorithm for finding the negative curvature direction in non-convex optimization},
  author = {Kaining Zhang and Min-Hsiu Hsieh and Liu Liu and DaCheng Tao},
  year = {2019},
  eprint = {1909.07622},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1909.07622v1},
}