NAG C Library Chapter Contents

f02 – Eigenvalues and Eigenvectors


f02 Chapter Introduction – a description of the Chapter and an overview of the algorithms available

Function
Name
Mark of
Introduction

Purpose
f02ecc
Example Text
Example Data
5 nag_real_eigensystem_sel
Computes selected eigenvalues and eigenvectors of a real general matrix
f02ekc
Example Text
Example Data
24 nag_eigen_real_gen_sparse_arnoldi
Selected eigenvalues and eigenvectors of a real sparse general matrix
f02fkc
Example Text
Example Data
25 nag_eigen_real_symm_sparse_arnoldi
Selected eigenvalues and eigenvectors of a real symmetric sparse matrix
f02gcc
Example Text
Example Data
5 nag_complex_eigensystem_sel
Computes selected eigenvalues and eigenvectors of a complex general matrix
f02jcc
Example Text
Example Data
24 nag_eigen_real_gen_quad
Solves the quadratic eigenvalue problem for real matrices
f02jqc
Example Text
Example Data
24 nag_eigen_complex_gen_quad
Solves the quadratic eigenvalue problem for complex matrices
f02wgc
Example Text
Example Data
9 nag_real_partial_svd
Computes leading terms in the singular value decomposition of a real general matrix; also computes corresponding left and right singular vectors