On the solution of certain symmetric quindiagonal linear systems

DOI10.1080/00207168008803212zbMath0453.65013OpenAlexW1976765011MaRDI QIDQ3900908

David J. Evans

Publication date: 1980

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

Full work available at URL: https://doi.org/10.1080/00207168008803212

zbMATH Keywords

constant coefficientsGaussian eliminationperiodic boundary conditionsfactorizationsymmetric Toeplitz matricesrectangular matrix factorscyclic Toeplitz matrixfourth order differential operationquindiagonal linear systems

Mathematics Subject Classification ID

Factorization of matrices (15A23) Initial-boundary value problems for higher-order parabolic equations (35K35) Direct numerical methods for linear systems and matrix inversion (65F05) Initial value problems for higher-order parabolic equations (35K30) Numerical solution of discretized equations for boundary value problems involving PDEs (65N22)

Related Items (1)

The direct solution of banded linear systems by a new matrix factorization procedure

Cites Work

• On the factorization of special symmetric periodic and non-periodic quindiagonal matrices
• An algorithm for the solution of certain tridiagonal systems of linear equations

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