The eigenvalues of preconditioned matrices for linear multistep formulas in boundary value form

Daniele Bertaccini*, Youwei Wen, Michael K. Ng

*Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

1 Citation (Scopus)

Abstract

The application of linear multistep formulas in boundary value form for the solutions of initial and boundary value problems requires the solutions of linear systems of which the coefficient matrices are large and sparse block-Toeplitz-like matrices. Block-circulant preconditioners applied to these linear systems are examined. Analytical formulas for the eigenvalues of these preconditioned matrices are derived. The eigenvalues are also predicted by an asymptotic analysis.

Original languageEnglish
Pages (from-to)315-325
Number of pages11
JournalNumerical Linear Algebra with Applications
Volume12
Issue number2-3
DOIs
Publication statusPublished - Mar 2005

Scopus Subject Areas

  • Algebra and Number Theory
  • Applied Mathematics

User-Defined Keywords

  • Circulant matrices
  • Eigenvalues
  • Linear multistep formulas in bv form
  • Non-symmetric Toeplitz matrices

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