Solvability of Newton equations in smoothing-type algorithms for the SOCCP

In this paper, we first investigate the invertibility of a class of matrices. Based on the obtained results, we then discuss the solvability of Newton equations appearing in the smoothing-type algorithm for solving the second-order cone complementarity problem (SOCCP). A condition ensuring the solva...

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Veröffentlicht in:Journal of computational and applied mathematics Jg. 235; H. 8; S. 2270 - 2276
Hauptverfasser: Lu, Nan, Huang, Zheng-Hai
Format: Journal Article
Sprache:Englisch
Veröffentlicht: Kidlington Elsevier B.V 15.02.2011
Elsevier
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ISSN:0377-0427, 1879-1778
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Zusammenfassung:In this paper, we first investigate the invertibility of a class of matrices. Based on the obtained results, we then discuss the solvability of Newton equations appearing in the smoothing-type algorithm for solving the second-order cone complementarity problem (SOCCP). A condition ensuring the solvability of such a system of Newton equations is given. In addition, our results also show that the assumption that the Jacobian matrix of the function involved in the SOCCP is a P 0 -matrix is not enough for ensuring the solvability of such a system of Newton equations, which is different from the one of smoothing-type algorithms for solving many traditional optimization problems in ℜ n .
Bibliographie:ObjectType-Article-2
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content type line 23
ISSN:0377-0427
1879-1778
DOI:10.1016/j.cam.2010.10.025