16 citations · 40 across the 9 of their papers we have counts for
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math.NA2019★ 5 cited
On the Convergence Rate of Variants of the Conjugate Gradient Algorithm in Finite Precision Arithmetic
Anne Greenbaum, Hexuan Liu, Tyler Chen
We consider three mathematically equivalent variants of the conjugate gradient (CG) algorithm and how they perform in finite precision arithmetic. It was shown in [{\em Behavior of…
math.NA2019
First-order Perturbation Theory for Eigenvalues and Eigenvectors
Anne Greenbaum, Ren-cang Li, Michael L. Overton
We present first-order perturbation analysis of a simple eigenvalue and the corresponding right and left eigenvectors of a general square matrix, not assumed to be Hermitian or nor…