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math.SP2017
Note on regions containing eigenvalues of a matrix
Suhua Li, Qingbing Liu, Chaoqian Li
By excluding some regions, in which each eigenvalue of a matrix is not contained, from the αβ-type eigenvalue inclusion region provided by Huang et al.(Electronic Journal of Linear…
math.SP2017★ 2 cited
Exclusion sets for eigenvalues of matrices
Suhua Li, Chaoqian Li, Yaotang Li
To locate all eigenvalues of a matrix more precisely, we exclude some sets which do not include any eigenvalue of the matrix from the well-known Brauer set to give two new Brauer-t…