Developer Reference

Intel® oneAPI Math Kernel Library LAPACK Examples

ID 766877
Date 3/22/2024
Public

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Symmetric Eigenproblems

Routine Description Examples
?syev Computes all the eigenvalues and, optionally, the eigenvectors of a real symmetric matrix.

dsyev

ssyev

?heev Computes all the eigenvalues and, optionally, the eigenvectors of a Hermitian matrix.

cheev

zheev

?syevd Computes all the eigenvalues and, optionally, all the eigenvectors of a real symmetric matrix using a divide and conquer algorithm.

dsyevd

ssyevd

?heevd Computes all the eigenvalues and, optionally, all the eigenvectors of a complex Hermitian matrix using a divide and conquer algorithm.

cheevd

zheevd

?syevx Computes the selected eigenvalues and, optionally, the eigenvectors of a symmetric matrix.

dsyevx

ssyevx

?heevx Computes the selected eigenvalues and, optionally, the eigenvectors of a Hermitian matrix.

cheevx

zheevx

?syevr Computes the selected eigenvalues and, optionally, the eigenvectors of a real symmetric matrix using the Relatively Robust Representations.

dsyevr

ssyevr

?heevr Computes the selected eigenvalues and, optionally, the eigenvectors of a Hermitian matrix using the Relatively Robust Representations.

cheevr

zheevr