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Growth factors of pivoting strategies associated with Neville elimination

Authors :
Alonso, Pedro
Delgado, Jorge
Gallego, Rafael
Peña, Juan Manuel
Source :
Journal of Computational & Applied Mathematics. Feb2011, Vol. 235 Issue 7, p1755-1762. 8p.
Publication Year :
2011

Abstract

Abstract: Neville elimination is a direct method for solving linear systems. Several pivoting strategies for Neville elimination, including pairwise pivoting, are analyzed. Bounds for two different kinds of growth factors are provided. Finally, an approximation of the average normalized growth factor associated with several pivoting strategies is computed and analyzed using random matrices. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
03770427
Volume :
235
Issue :
7
Database :
Academic Search Index
Journal :
Journal of Computational & Applied Mathematics
Publication Type :
Academic Journal
Accession number :
57371189
Full Text :
https://doi.org/10.1016/j.cam.2009.11.012