Qiang Ye. Accurate inverses for computing eigenvalues of extremely ill-conditioned matrices and differential operators. Math. Comput., 87(309):237-259, 2018. [doi]
@article{Ye18,
title = {Accurate inverses for computing eigenvalues of extremely ill-conditioned matrices and differential operators},
author = {Qiang Ye},
year = {2018},
doi = {10.1090/mcom/3223},
url = {https://doi.org/10.1090/mcom/3223},
researchr = {https://researchr.org/publication/Ye18},
cites = {0},
citedby = {0},
journal = {Math. Comput.},
volume = {87},
number = {309},
pages = {237-259},
}