Further developments of iccg and miccg

DOI10.1080/00207169408804317zbMath0828.65031OpenAlexW2009652546MaRDI QIDQ4844596

Guangyao Lei, David J. Evans

Publication date: 15 January 1996

Published in: International Journal of Computer Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/00207169408804317

zbMATH Keywords

convergencenumerical resultspreconditioningcondition numberconjugate gradient methodsfactorisationincomplete \(LU\) decompositionICCGselfadjoint elliptic problemtruncated eliminationorder matrixMICCG

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35) Finite difference methods for boundary value problems involving PDEs (65N06)

Related Items (1)

Approximate inverses of multidiagonal matrices and application to the block PCG method

Cites Work

• Unnamed Item
• An ILUCG algorithm which minimizes in the Euclidean norm
• Vectorizable preconditioners for elliptic difference equations in three space dimensions
• Guidelines for the usage of incomplete decompositions in solving sets of linear equations as they occur in practical problems
• A class of first order factorization methods
• Incomplete lu decompositions based on order matrices

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