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Section B

Algebraic properties and perturbation results for the indefinite least squares problem with equality constraints

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Pages 425-434 | Received 04 Sep 2007, Accepted 08 Mar 2008, Published online: 25 Sep 2008
 

Abstract

In this paper, several equivalent systems without constraints of the indefinite least squares problem with equality constraints (ILSE) are established. We also derive the perturbation results for the ILSE problem and illustrate our results with numerical tests.

2000 AMS Subject Classification :

Acknowledgements

The work of Qiaohua Liu was supported by Shanghai Municipal R&D Special-purpose Grant for Selectively Culturing Excellent Young Teachers in Universities and Colleges (B. 99-0303-06-040) and Shanghai Municipal Education Commission (06AZ088). The work of Minghui Wang was supported by NSFC under grant no. 10771073.

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