IBLU decompositions based on Padé approximants

DOI10.1002/nla.595zbMath1212.65124OpenAlexW2028856416MaRDI QIDQ3588938

Dmitriy Logashenko, A. A. Buzdin, Gabriel Wittum

Publication date: 10 September 2010

Published in: Numerical Linear Algebra with Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/nla.595

zbMATH Keywords

convergenceiterative methodelliptic partial differential equationspreconditionersystem of linear equationsblock decompositionconjugate iteration iterationcontinued-fraction approximationfrequency-filtering incomplete block LU decompositions

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Iterative numerical methods for linear systems (65F10) Padé approximation (41A21) Numerical solution of discretized equations for boundary value problems involving PDEs (65N22) Preconditioners for iterative methods (65F08)

Related Items (1)

Modified tangential frequency filtering decomposition and its Fourier analysis

Uses Software

• UG

Cites Work

• Unnamed Item
• Unnamed Item
• Tangential decomposition
• Iterative solution of large sparse systems of equations. Transl. from the German
• Tangential frequency filtering decompositions for symmetric matrices
• Two-frequency decomposition
• Incomplete block triangular decompositions of order \(l\)
• AILU: a preconditioner based on the analytic factorization of the elliptic operator
• UG -- a flexible software toolbox for solving partial differential equations

This page was built for publication: IBLU decompositions based on Padé approximants