A divide and conquer method for unitary and orthogonal eigenproblems
type: Item
instance of: scholarly article
title: A divide and conquer method for unitary and orthogonal eigenproblems
zbMATH Open document ID: 0708.65039
DOI: 10.1007/BF01386438
published in: Numerische Mathematik
publication date: 1990-01-01T00:00:00Z
full work available at URL: https://eudml.org/doc/133476
review text: The authors describe a divide and conquer method for a unitary eigenvalue problem which is suitable for implementation on a parallel computer. The simplifications that arise for real orthogonal matrices are also discussed.
Mathematics Subject Classification ID: 65F15
Mathematics Subject Classification ID: 65Y05
zbMATH DE Number: 4164029
zbMATH Keywords: divide and conquer method
zbMATH Keywords: unitary eigenvalue problem
zbMATH Keywords: parallel computer
zbMATH Keywords: orthogonal matrices
Wikidata QID: Q56814022
author: W. B. Gragg
author: Lothar Reichel
reviewed by: Prem Narain
MaRDI profile type: Publication
cites work: On the Spectral Decomposition of Hermitian Matrices Modified by Low Rank Perturbations with Applications
cites work: A Divide and Conquer method for the symmetric tridiagonal eigenproblem
cites work: The QR algorithm for unitary Hessenberg matrices
cites work: Eigenvalues of a symmetric tridiagonal matrix: A divide-and-conquer approach
cites work: Q4775345
OpenAlex ID: W1982197842
description: scientific article; zbMATH DE number 4164029