Anne Greenbaum, Adrian S. Lewis, Michael L. Overton. Variational analysis of the Crouzeix ratio. Math. Program., 164(1-2):229-243, 2017. [doi]
@article{GreenbaumLO17,
title = {Variational analysis of the Crouzeix ratio},
author = {Anne Greenbaum and Adrian S. Lewis and Michael L. Overton},
year = {2017},
doi = {10.1007/s10107-016-1083-6},
url = {https://doi.org/10.1007/s10107-016-1083-6},
researchr = {https://researchr.org/publication/GreenbaumLO17},
cites = {0},
citedby = {0},
journal = {Math. Program.},
volume = {164},
number = {1-2},
pages = {229-243},
}