English

The cycle-convergence of restarted GMRES for normal matrices is sublinear

Numerical Analysis 2008-06-20 v1

Abstract

We prove that the cycle-convergence of the restarted GMRES applied to a system of linear equations with a normal coefficient matrix is sublinear.

Keywords

Cite

@article{arxiv.0806.3260,
  title  = {The cycle-convergence of restarted GMRES for normal matrices is sublinear},
  author = {Eugene Vecharynski and Julien Langou},
  journal= {arXiv preprint arXiv:0806.3260},
  year   = {2008}
}