Block band Toeplitz preconditioners derived from generating function approximations: analysis and applications
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Publication:850441
DOI10.1007/s00211-006-0020-7zbMath1105.65050OpenAlexW2066498188MaRDI QIDQ850441
Paris Vassalos, Stefano Serra Capizzano, Dimitrios Noutsos
Publication date: 3 November 2006
Published in: Numerische Mathematik (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/s00211-006-0020-7
algorithmscomputational complexitycomparison of methodsnumerical examplesgenerating functionpreconditionerFourier approximationblock band Toeplitz matrixclassical interpolationill-conditioned Toeplitz systemsinterpolation by kernels
Ill-posedness and regularization problems in numerical linear algebra (65F22) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35) Complexity and performance of numerical algorithms (65Y20)
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