NAG CL Interface
F12 (Sparseig)
Large Scale Eigenproblems

F12 (Sparseig) Chapter Introduction – A description of the Chapter and an overview of the algorithms available.

Function
Mark of
Introduction

Purpose
f12aac
Example Text
Example Data
8 nag_sparseig_real_init
Initialization routine for (f12abc) computing selected eigenvalues and, optionally, eigenvectors of a real nonsymmetric sparse (standard or generalized) eigenproblem
f12abc
Example Text
Example Data
8 nag_sparseig_real_iter
Selected eigenvalues and, optionally, eigenvectors of a real nonsymmetric sparse eigenproblem, reverse communication
f12acc
Example Text
Example Data
8 nag_sparseig_real_proc
Selected eigenvalues and, optionally, eigenvectors of a real nonsymmetric sparse eigenproblem, postprocessing for f12abc
f12adc
Example Text
Example Data
8 nag_sparseig_real_option
Set a single option from a string (f12abc/f12acc/f12agc)
f12aec
Example Text
Example Data
8 nag_sparseig_real_monit
Provides monitoring information for f12abc
f12afc 8 nag_sparseig_real_band_init
Initialization routine for (f12agc) computing selected eigenvalues and, optionally, eigenvectors of a real nonsymmetric banded (standard or generalized) eigenproblem
f12agc
Example Text
Example Data
8 nag_sparseig_real_band_solve
Selected eigenvalues and, optionally, eigenvectors of a real nonsymmetric banded eigenproblem, driver
f12anc
Example Text
Example Data
8 nag_sparseig_complex_init
Initialization routine for (f12apc) computing selected eigenvalues and, optionally, eigenvectors of a complex sparse (standard or generalized) eigenproblem
f12apc
Example Text
Example Data
8 nag_sparseig_complex_iter
Selected eigenvalues and, optionally, eigenvectors of a complex sparse eigenproblem, reverse communication
f12aqc
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Example Data
8 nag_sparseig_complex_proc
Selected eigenvalues and, optionally, eigenvectors of a complex sparse eigenproblem, postprocessing for f12apc
f12arc
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8 nag_sparseig_complex_option
Set a single option from a string (f12apc/f12aqc)
f12asc
Example Text
Example Data
8 nag_sparseig_complex_monit
Provides monitoring information for f12apc
f12atc 24 nag_sparseig_complex_band_init
Initialization function for f12auc computing selected eigenvalues and, optionally, eigenvectors of a complex banded (standard or generalized) eigenproblem
f12auc
Example Text
Example Data
24 nag_sparseig_complex_band_solve
Selected eigenvalues and, optionally, eigenvectors of complex non-Hermitian banded eigenproblem, driver
f12fac
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Example Data
8 nag_sparseig_real_symm_init
Initialization routine for (f12fbc) computing selected eigenvalues and, optionally, eigenvectors of a real symmetric sparse (standard or generalized) eigenproblem
f12fbc
Example Text
Example Data
8 nag_sparseig_real_symm_iter
Selected eigenvalues and, optionally, eigenvectors of a real symmetric sparse eigenproblem, reverse communication
f12fcc
Example Text
Example Data
8 nag_sparseig_real_symm_proc
Selected eigenvalues and, optionally, eigenvectors of a real symmetric sparse eigenproblem, postprocessing for f12fbc
f12fdc
Example Text
Example Data
8 nag_sparseig_real_symm_option
Set a single option from a string (f12fbc/f12fcc/f12fgc)
f12fec
Example Text
Example Data
8 nag_sparseig_real_symm_monit
Provides monitoring information for f12fbc
f12ffc 8 nag_sparseig_real_symm_band_init
Initialization routine for (f12fgc) computing selected eigenvalues and, optionally, eigenvectors of a real symmetric banded (standard or generalized) eigenproblem
f12fgc
Example Text
Example Data
8 nag_sparseig_real_symm_band_solve
Selected eigenvalues and, optionally, eigenvectors of a real symmetric banded eigenproblem, driver