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Infinity norm bounds for the inverse of Nekrasov matrices using scaling matrices

Authors :
Juan Manuel Peña
Héctor Orera
Source :
Applied Mathematics and Computation. 358:119-127
Publication Year :
2019
Publisher :
Elsevier BV, 2019.

Abstract

For many applications, it is convenient to have good upper bounds for the norm of the inverse of a given matrix. In this paper, we obtain such bounds when A is a Nekrasov matrix, by means of a scaling matrix transforming A into a strictly diagonally dominant matrix. Numerical examples and comparisons with other bounds are included. The scaling matrices are also used to derive new error bounds for the linear complementarity problems when the involved matrix is a Nekrasov matrix. These error bounds can improve considerably other previous bounds.

Details

ISSN :
00963003
Volume :
358
Database :
OpenAIRE
Journal :
Applied Mathematics and Computation
Accession number :
edsair.doi...........03649d41150dec06a25a4d1fc0b3e794