TITLE:
Estimated Bounds for Zeros of Polynomials from Traces of Graeffe Matrices
AUTHORS:
Ousmane Moussa Tessa, Maimouna Salou, Morou Amidou
KEYWORDS:
Graeffe Matrices, Numerical Approximation of Eigenvalues, Dandelin-Graeffe’s Method, Bounds of Zeros of Polynomial
JOURNAL NAME:
Advances in Linear Algebra & Matrix Theory,
Vol.4 No.4,
December
31,
2014
ABSTRACT: In this paper, we combine Graeffe matrices with the classical numerical method of Dandelin-Graeffe to estimate bounds for the moduli of the zeros of polynomials. Furthermore, we give some examples showing significant gain for the convergence towards the polynomials dominant zeros moduli.