Improvement of the accuracy of the approximate solution of the Block BiCR method

DOI10.14495/jsiaml.6.61OpenAlexW2082583021MaRDI QIDQ3121361

Akira Imakura, Youichi Ishikawa, Hiroto Tadano

Publication date: 18 March 2019

Published in: JSIAM Letters (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.14495/jsiaml.6.61

zbMATH Keywords

linear systemsblock Krylov subspace methodsmultiple right-hand sides

Mathematics Subject Classification ID

Numerical analysis (65-XX) Operations research, mathematical programming (90-XX)

Uses Software

• SparseMatrix

Cites Work

• An extension of the conjugate residual method to nonsymmetric linear systems
• The block conjugate gradient algorithm and related methods
• A block version of BiCGSTAB for linear systems with multiple right-hand sides
• A filter diagonalization for generalized eigenvalue problems based on the Sakurai-Sugiura projection method
• A novel class of block methods based on the blockAA^T-Lanczos bi-orthogonalization process for matrix equations
• Retooling the method of block conjugate gradients

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