F02 Chapter Contents (PDF version)
F02 Chapter Introduction
NAG Library Manual

NAG Library Chapter Contents

F02 – Eigenvalues and Eigenvectors

F02 Chapter Introduction

Routine
Name
Mark of
Introduction

Purpose
F02ECF
Example Text
Example Data
17 nagf_eigen_real_gen_eigsys
Selected eigenvalues and eigenvectors of real nonsymmetric matrix (Black Box)
F02EKF
Example Text
Example Data
24 nagf_eigen_real_gen_sparse_arnoldi
Selected eigenvalues and eigenvectors of a real sparse general matrix
F02FJF
Example Text
Example Data
11 nagf_eigen_real_symm_sparse_eigsys
Selected eigenvalues and eigenvectors of sparse symmetric eigenproblem (Black Box)
F02FKF
Example Text
Example Data
25 nagf_eigen_real_symm_sparse_arnoldi
Selected eigenvalues and eigenvectors of a real symmetric sparse matrix
F02GCF
Example Text
Example Data
17 nagf_eigen_complex_gen_eigsys
Selected eigenvalues and eigenvectors of complex nonsymmetric matrix (Black Box)
F02JCF
Example Text
Example Data
25 nagf_eigen_real_gen_quad
Solves the quadratic eigenvalue problem for real matrices
F02JQF
Example Text
Example Data
25 nagf_eigen_complex_gen_quad
Solves the quadratic eigenvalue problem for complex matrices
F02SDF
Example Text
Example Data
8 nagf_eigen_withdraw_real_band_geneig
Eigenvector of generalized real banded eigenproblem by inverse iteration
Note: this routine is scheduled for withdrawal at Mark 27, see Advice on Replacement Calls for Withdrawn/Superseded Routines for further information.
F02WDF
Example Text
Example Data
8 nagf_eigen_withdraw_real_gen_qu_svd
Returns the Householder factorization of a real rectangular m by n matrix. Part or all of the singular value decomposition may also be returned
Note: this routine is scheduled for withdrawal at Mark 27, see Advice on Replacement Calls for Withdrawn/Superseded Routines for further information.
F02WGF
Example Text
Example Data
22 nagf_eigen_real_gen_partialsvd
Computes leading terms in the singular value decomposition of a real general matrix; also computes corresponding left and right singular vectors
F02WUF
Example Text
Example Data
14 nagf_eigen_real_triang_svd
SVD of real upper triangular matrix (Black Box)
F02XUF
Example Text
Example Data
13 nagf_eigen_complex_triang_svd
SVD of complex upper triangular matrix (Black Box)

F02 Chapter Contents (PDF version)
F02 Chapter Introduction
NAG Library Manual

© The Numerical Algorithms Group Ltd, Oxford, UK. 2015