Krylov methods for nonsymmetric linear systems
G Meurant, JD Tebbens - Cham: Springer, 2020 - Springer
Solving systems of algebraic linear equations is among the most frequent problems in
scientific computing. It appears in many areas like physics, engineering, chemistry, biology …
scientific computing. It appears in many areas like physics, engineering, chemistry, biology …
[BOOK][B] A Journey through the History of Numerical Linear Algebra
C Brezinski, G Meurant, M Redivo-Zaglia - 2022 - SIAM
A Journey through the History of Numerical Linear Algebra: Back Matter Page 1 Bibliography
[1] A. Abdelfattah, H. Anzt, A. Bouteiller, A. Danalis, JJ Dongarra, M. Gates, A. Haidar, J. Kurzak …
[1] A. Abdelfattah, H. Anzt, A. Bouteiller, A. Danalis, JJ Dongarra, M. Gates, A. Haidar, J. Kurzak …
[PDF][PDF] Computing approximate (block) rational Krylov subspaces without explicit inversion with extensions to symmetric matrices
It has been shown that approximate extended Krylov subspaces can be computed, under
certain assumptions, without any explicit inversion or system solves. Instead, the vectors …
certain assumptions, without any explicit inversion or system solves. Instead, the vectors …
Computation of generalized matrix functions with rational Krylov methods
We present a class of algorithms based on rational Krylov methods to compute the action of
a generalized matrix function on a vector. These algorithms incorporate existing methods …
a generalized matrix function on a vector. These algorithms incorporate existing methods …
[HTML][HTML] Inverse eigenvalue problems for extended Hessenberg and extended tridiagonal matrices
In inverse eigenvalue problems one tries to reconstruct a matrix, satisfying some constraints,
given some spectral information. Here, two inverse eigenvalue problems are solved. First …
given some spectral information. Here, two inverse eigenvalue problems are solved. First …
On deflations in extended QR algorithms
In this paper we discuss the deflation criterion used in the extended QR algorithm based on
the chasing of rotations. We provide absolute and relative perturbation bounds for this …
the chasing of rotations. We provide absolute and relative perturbation bounds for this …
Convergence rates for inverse-free rational approximation of matrix functions
This article deduces geometric convergence rates for approximating matrix functions via
inverse-free rational Krylov methods. In applications one frequently encounters matrix …
inverse-free rational Krylov methods. In applications one frequently encounters matrix …
Gauss–Laurent-type quadrature rules for the approximation of functionals of a nonsymmetric matrix
This paper is concerned with the approximation of matrix functionals of the form w T f (A) v,
where A∈ ℝ n× n A∈R^n*n is a large nonsymmetric matrix, w, v∈ ℝ nw,v∈R^n, and f is a …
where A∈ ℝ n× n A∈R^n*n is a large nonsymmetric matrix, w, v∈ ℝ nw,v∈R^n, and f is a …
[PDF][PDF] Inverse eigenvalue problems linked to rational Arnoldi, and rational,(non) symmetric Lanczos
Two inverse eigenvalue problems are discussed. First, given the eigenvalues and a weight
vector an extended Hessenberg matrix is computed. This matrix represents the recurrences …
vector an extended Hessenberg matrix is computed. This matrix represents the recurrences …
An extended Hamiltonian QR algorithm
An extended QR algorithm specifically tailored for Hamiltonian matrices is presented. The
algorithm generalizes the customary Hamiltonian QR algorithm with additional freedom in …
algorithm generalizes the customary Hamiltonian QR algorithm with additional freedom in …