New Estimation of Perturbation Bounds for Eigenvalues of Normal Matrices
YAN Yanjun
ZHANG Xiuping
Abstract：Let A,B be normal matrices,On the perturbation bounds for eigenvalues of normal matrices ,it have been proved that: ∑n i=1 μτ( i)-λi 2≤ n‖E‖F .where λi and μi are eigenvalues of AandB respec-tively.In this paper , we introduce a new method ,which improve the inequalities slightly .
Keywords：normal matrixeigenvalueperturbation
Publication Date：2015-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：2( 159-160 )