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2012 Relative and Absolute Perturbation Bounds for Weighted Polar Decomposition
Pingping Zhang, Hu Yang, Hanyu Li
J. Appl. Math. 2012: 1-15 (2012). DOI: 10.1155/2012/219025


Some new perturbation bounds for both weighted unitary polar factors and generalized nonnegative polar factors of the weighted polar decompositions are presented without the restriction that A and its perturbed matrix A ˜ have the same rank. These bounds improve the corresponding recent results.


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Pingping Zhang. Hu Yang. Hanyu Li. "Relative and Absolute Perturbation Bounds for Weighted Polar Decomposition." J. Appl. Math. 2012 1 - 15, 2012.


Published: 2012
First available in Project Euclid: 14 December 2012

zbMATH: 1238.65020
MathSciNet: MR2889119
Digital Object Identifier: 10.1155/2012/219025

Rights: Copyright © 2012 Hindawi

Vol.2012 • 2012
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