NAG CL Interface
F02 (Eigen)
Eigenvalues and Eigenvectors

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F02 (Eigen) Chapter Introduction – A description of the Chapter and an overview of the algorithms available.

Function
Mark of
Introduction

Purpose
f02ecc 5 nag_eigen_real_gen_eigsys
Computes selected eigenvalues and eigenvectors of a real general matrix
f02ekc 24 nag_eigen_real_gen_sparse_arnoldi
Selected eigenvalues and eigenvectors of a real sparse general matrix
f02fkc 25 nag_eigen_real_symm_sparse_arnoldi
Selected eigenvalues and eigenvectors of a real symmetric sparse matrix
f02gcc 5 nag_eigen_complex_gen_eigsys
Computes selected eigenvalues and eigenvectors of a complex general matrix
f02jcc 24 nag_eigen_real_gen_quad
Solves the quadratic eigenvalue problem for real matrices
f02jqc 24 nag_eigen_complex_gen_quad
Solves the quadratic eigenvalue problem for complex matrices
f02wgc 9 nag_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