Roy Mathias. Spectral Perturbation Bounds for Positive Definite Matrices. SIAM J. Matrix Analysis Applications, 18(4):959-980, October 1997. [doi]
@article{Mathias97a,
title = {Spectral Perturbation Bounds for Positive Definite Matrices},
author = {Roy Mathias},
year = {1997},
month = {October},
doi = {10.1137/s0895479894271081},
url = {https://doi.org/10.1137/s0895479894271081},
researchr = {https://researchr.org/publication/Mathias97a},
cites = {0},
citedby = {0},
journal = {SIAM J. Matrix Analysis Applications},
volume = {18},
number = {4},
pages = {959-980},
}