LAPACK 3.12.1
LAPACK: Linear Algebra PACKage
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Functions
{he,sy}ev: eig, QR iteration
LAPACK » Hermitian/symmetric eigenvalues » Standard eig driver, AV = VΛ
Collaboration diagram for {he,sy}ev: eig, QR iteration:

Functions

subroutine cheev (jobz, uplo, n, a, lda, w, work, lwork, rwork, info)
  CHEEV computes the eigenvalues and, optionally, the left and/or right eigenvectors for HE matrices
 
subroutine dsyev (jobz, uplo, n, a, lda, w, work, lwork, info)
  DSYEV computes the eigenvalues and, optionally, the left and/or right eigenvectors for SY matrices
 
subroutine ssyev (jobz, uplo, n, a, lda, w, work, lwork, info)
  SSYEV computes the eigenvalues and, optionally, the left and/or right eigenvectors for SY matrices
 
subroutine zheev (jobz, uplo, n, a, lda, w, work, lwork, rwork, info)
  ZHEEV computes the eigenvalues and, optionally, the left and/or right eigenvectors for HE matrices
 

Detailed Description