4 citations · 6 across the 6 of their papers we have counts for
6 papers
Prescribed Eigenvalues via Optimal Perturbation of main-diagonal submatrix
M. R. Eslahchi, E. Kokabifar
Consider a given square matrix with square blocks on the main diagonal. This paper aims to compute an optimal perturbation of a prea…
On the distance from a weakly normal matrix polynomial to matrix polynomials with a prescribed multiple eigenvalue
E. Kokabifar, G. B. Loghmani, P. J. Psarrakos
Consider an matrix polynomial . An upper bound for a spectral norm distance from to the set of matrix polynomials that have a given scalar $μ…
On the distance from a matrix polynomial to matrix polynomials with prescribed distinct eigenvalues
E. Kokabifar, G. B. Loghmani, P. J. Psarrakos +1
Consider an matrix polynomial and a set consisting of distinct complex numbers. In this paper, a (weighted) spectral norm distance from to t…
On the distance from a normal matrix polynomial to the set of matrix polynomials with a prescribed multiple eigenvalue
Esmaeil Kokabifar, Ghasem Barid Loghmani
This paper concerns the bounds for spectral norm distance from a normal matrix polynomial to the set of matrix polynomials that have as a multiple eigenvalue. Also const…
On the distance from a matrix polynomial to matrix polynomials with two prescribed eigenvalues
Esmaeil Kokabifar, G. B. Loghmani, A. M. Nazari +1
Consider an matrix polynomial . A spectral norm distance from to the set of matrix polynomials that have a given scalar as a…
Nearest matrix with prescribed eigenvalues and its applications
Esmaeil Kokabifar, Ghasem Barid Loghmani, S. M. Karbassi
Consider matrix and a set consisting of prescribed complex numbers. Lippert (2010) in a challenging article, studied geometrically the spectral norm…