Block implementations of the symmetric QR and Jacobi algorithms

  • Peter Arbenz
  • Michael Oettli
Part of the Lecture Notes in Computer Science book series (LNCS, volume 634)


We discuss block variants of QR and Jacobi algorithms for computing the spectral decomposition of symmetric matrices. We report on numerical tests, which have been performed on an ALLIANT FX/80.


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    Arbenz, P. and Oettli, M.: Block implementations of the symmetric QR and Jacobi algorithms. Research Report 178, Departement Informatik, ETH Zürich, June 1992.Google Scholar
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    Veselić, K. and Hari, V.: A note on a one-sided Jacobi algorithm. Numer. Math.,56 (1989), 627–633Google Scholar

Copyright information

© Springer-Verlag Berlin Heidelberg 1992

Authors and Affiliations

  • Peter Arbenz
    • 1
  • Michael Oettli
    • 1
  1. 1.Institut für Wissenschaftliches RechnenEth ZürichZürichSwitzerland

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