Shift Block Recycled GMRES: A Sylvester equation based minimum residual Krylov subspace method for solving multiple shifted systems

Soodhalter, Kirk M.;
  • Publisher: Figshare
  • Related identifiers: doi: 10.5281/zenodo.56157
  • Subject: Sylvester equations | subspace recycling | GMRES | zenodo | augmented methods | Krylov subpace methods | shifted systems | Uncategorized

<p>We propose a block Krylov subspace method for solving a family of shifted linear systems based on the GCRO-DR method proposed in [Parks et al. SISC 2005], which is an iterative method allowing for the efficient minimization of the the residual over an augmented block... View more
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