Enhanced Block FSAI Preconditioning Using Domain Decomposition Techniques

DOI10.1137/120880860zbMath1288.65034OpenAlexW1990973621MaRDI QIDQ2870689

Massimiliano Ferronato, Carlo Janna, Giuseppe Gambolati

Publication date: 21 January 2014

Published in: SIAM Journal on Scientific Computing (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1137/120880860

zbMATH Keywords

algorithmSchur complementdomain decompositionpreconditioningparallel computingKrylov subspace methodsnumerical resultsymmetric positive definite linear systemsfactorized sparse approximate inverse

Mathematics Subject Classification ID

Computational methods for sparse matrices (65F50) Iterative numerical methods for linear systems (65F10) Parallel numerical computation (65Y05) Preconditioners for iterative methods (65F08)

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Uses Software

• SparseMatrix
• WSMP
• BFSAI-IC

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