On Numerical Radius of a Matrix and Estimation of Bounds for Zeros of a Polynomial

Kallol Paul and Santanu Bag

International Journal of Mathematics and Mathematical Sciences, 2012, vol. 2012, 1-15

Abstract:

We obtain inequalities involving numerical radius of a matrix . Using this result, we find upper bounds for zeros of a given polynomial. We also give a method to estimate the spectral radius of a given matrix up to the desired degree of accuracy.

Date: 2012
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Persistent link: https://EconPapers.repec.org/RePEc:hin:jijmms:129132

DOI: 10.1155/2012/129132

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