On a non-stagnation condition for GMRES and application to saddle point matrices
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Publication:625566
zbMath1206.65136MaRDI QIDQ625566
Publication date: 17 February 2011
Published in: ETNA. Electronic Transactions on Numerical Analysis (Search for Journal in Brave)
Full work available at URL: https://eudml.org/doc/225593
Computational methods for sparse matrices (65F50) Iterative numerical methods for linear systems (65F10) Numerical solution of discretized equations for boundary value problems involving PDEs (65N22)
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An improved two-grid preconditioner for the solution of three-dimensional Helmholtz problems in heterogeneous media ⋮ GMRES algorithms over 35 years ⋮ Necessary and sufficient conditions for GMRES complete and partial stagnation
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