On condition numbers in the cyclic reduction processes of a tridiagonal matrix

DOI10.1080/00207160902971541zbMath1213.65073OpenAlexW2014218762MaRDI QIDQ3066957

Tan Wang, Masashi Iwasaki, Yoshimasa Nakamura

Publication date: 20 January 2011

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

Full work available at URL: https://doi.org/10.1080/00207160902971541

zbMATH Keywords

penta-diagonal matrixtridiagonal matrixtridiagonal linear systemcondition numberscyclic reductioneigenvalue conditioning

Mathematics Subject Classification ID

Computational methods for sparse matrices (65F50) Numerical computation of matrix norms, conditioning, scaling (65F35) Direct numerical methods for linear systems and matrix inversion (65F05)

Related Items (1)

Eigenvalue clustering of coefficient matrices in the iterative stride reductions for linear systems

Cites Work

• Unnamed Item
• Cyclic and stride reduction methods for generalised tridiagonal matrices
• A Fast Direct Solution of Poisson's Equation Using Fourier Analysis

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