How well-conditioned can the eigenvector problem be?

Carlos Beltrán, Laurent Bétermin, Peter Grabner, Stefan Steinerberger. How well-conditioned can the eigenvector problem be?. Math. Comput., 91(335):1237-1245, 2022. [doi]

@article{BeltranBGS22,
  title = {How well-conditioned can the eigenvector problem be?},
  author = {Carlos Beltrán and Laurent Bétermin and Peter Grabner and Stefan Steinerberger},
  year = {2022},
  doi = {10.1090/mcom/3706},
  url = {https://doi.org/10.1090/mcom/3706},
  researchr = {https://researchr.org/publication/BeltranBGS22},
  cites = {0},
  citedby = {0},
  journal = {Math. Comput.},
  volume = {91},
  number = {335},
  pages = {1237-1245},
}