Linearised Estimate of the Backward Error for Equality Constrained Indefinite Least Squares Problems
Year: 2019
East Asian Journal on Applied Mathematics, Vol. 9 (2019), Iss. 2 : pp. 270–279
Abstract
We study normwise backward error estimates for the equality constrained indefinite least squares problem and introduce an explicit sub-optimal linearisation estimate. Numerical examples show the reliability and efficiency of the estimate presented.
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Journal Article Details
Publisher Name: Global Science Press
Language: English
DOI: https://doi.org/10.4208/eajam.130518.170918
East Asian Journal on Applied Mathematics, Vol. 9 (2019), Iss. 2 : pp. 270–279
Published online: 2019-01
AMS Subject Headings:
Copyright: COPYRIGHT: © Global Science Press
Pages: 10
Keywords: Indefinite least squares equality constrained indefinite least squares problem normwise backward error linearisation estimate.
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