On the superlinear convergence rate of the preconditioned CGM for some nonsymmetric elliptic problems

Research output: Contribution to journalArticle

2 Citations (Scopus)

Abstract

Earlier estimates on the superlinear convergence of the preconditioned conjugate gradient method are completed using singular values of compact operators. Suitable domain independence and an explicit estimate of the magnitude of superlinear convergence are derived.

Original languageEnglish
Pages (from-to)1153-1164
Number of pages12
JournalNumerical Functional Analysis and Optimization
Volume28
Issue number9-10
DOIs
Publication statusPublished - Sep 1 2007

Keywords

  • Conjugate gradient method
  • Nonsymmetric elliptic problems
  • Preconditioning
  • Superlinear convergence

ASJC Scopus subject areas

  • Analysis
  • Signal Processing
  • Computer Science Applications
  • Control and Optimization

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