Incomplete decomposition of explicit group-2 matrices with 5 and 9 block diagonal

DOI10.1080/00207169508804422zbMath0858.65027OpenAlexW1994815339MaRDI QIDQ4876372

D. Subasi, Daoud S. Daoud

Publication date: 25 March 1997

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

Full work available at URL: https://doi.org/10.1080/00207169508804422

zbMATH Keywords

finite difference methodPoisson equationarithmetic complexitynumerical comparisonILU-preconditioningincomplete block LU-factorizations

Mathematics Subject Classification ID

Numerical computation of matrix norms, conditioning, scaling (65F35) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Finite difference methods for boundary value problems involving PDEs (65N06) Direct numerical methods for linear systems and matrix inversion (65F05)

Cites Work

• Unnamed Item
• Explicit group over-relaxation methods for solving elliptic partial differential equations
• Iterative Solution of Implicit Approximations of Multidimensional Partial Differential Equations

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