A multilevel block incomplete Cholesky preconditioner for solving normal equations in linear least squares problems
type: Item
instance of: scholarly article
title: A multilevel block incomplete Cholesky preconditioner for solving normal equations in linear least squares problems
zbMATH Open document ID: 1018.65055
DOI: 10.1007/BF02935723
author: Jun Zhang
author: Tong Xiao
published in: Journal of Applied Mathematics and Computing
publication date: 2003-09-11T00:00:00Z
Mathematics Subject Classification ID: 65F20
Mathematics Subject Classification ID: 65F35
Mathematics Subject Classification ID: 65F10
Mathematics Subject Classification ID: 65F50
zbMATH DE Number: 1907718
zbMATH Keywords: incomplete Cholesky factorization
zbMATH Keywords: normal equation
zbMATH Keywords: large sparse rectangular matrix
zbMATH Keywords: numerical experiments
zbMATH Keywords: linear least squares problems
zbMATH Keywords: approximate Schur complement matrix
zbMATH Keywords: conjugate gradient method
zbMATH Keywords: preconditioning
describes a project that uses: CRAIG
describes a project that uses: BILUTM
describes a project that uses: LSQR
describes a project that uses: BILUM
describes a project that uses: ILUT
describes a project that uses: CIMGS
MaRDI profile type: Publication
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full work available at URL: https://doi.org/10.1007/bf02935723
OpenAlex ID: W2128924845
description: scientific article; zbMATH DE number 1907718