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JNF

Algorithm 560: JNF, an algorithm for numerical computation of the Jordan normal form of a complex matrix. (Source: http://dl.acm.org/)

This software is also peer reviewed by journal TOMS.

Keywords for this software

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  • Lamé equations
  • singular value decomposition
  • range nullspace separation
  • three-dimensional vertex singularities
  • block diagonal form
  • skew-Hermitian form
  • sensitivity
  • anisotropic elastic fields
  • defective eigenvalue
  • regularization
  • complex matrix
  • Kronecker canonical form
  • matrix pencil
  • implicitly restarted Arnoldi method
  • finite element method
  • operator pencil
  • Jordan normal form
  • quadratic variational boundary eigenvalue problem
  • self-adjoint positive definite sesquilinear forms
  • numerical examples
  • principal vectors

  • URL: dl.acm.org/citation.cf...
  • InternetArchive
  • Versions: -Info
  • Authors: Kagström, Bo; Ruhe, Axel

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  • Related software:
  • SuperLU
  • Matlab
  • EISPACK
  • JDQR
  • eigs
  • JDQZ
  • ARPACK
  • IRAM
  • UMFPACK

References in zbMATH (referenced in 4 articles , 1 standard article )

Showing results 1 to 4 of 4.
y Sorted by year (citations)

  1. Zeng, Zhonggang: Sensitivity and computation of a defective eigenvalue (2016)
  2. Apel, Thomas; Mehrmann, Volker; Watkins, David: Structured eigenvalue methods for the computation of corner singularities in 3D anisotropic elastic structures (2002)
  3. Kågström, Bo: The generalized singular value decomposition and the general (A-$\lambda$ B)-problem (1984)
  4. Kagström, Bo; Ruhe, Axel: Algorithm 560: JNF, an algorithm for numerical computation of the Jordan normal form of a complex matrix $[F2]$ (1980)

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  • MSC classification / top
    • Top MSC classes
      • 15 Linear and multilinear...
      • 65 Numerical analysis
      • 68 Computer science
      • 74 Mechanics of deformable...

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