symmat_eigen.c File Reference

#include <stdarg.h>
#include <gandalf/linalg/symmat_eigen.h>
#include <gandalf/linalg/clapack.h>
#include <gandalf/linalg/matvec_blas.h>
#include <gandalf/linalg/matvec_clapack.h>
#include <gandalf/linalg/mat_symmetric.h>
#include <gandalf/linalg/mat_diagonal.h>
#include <gandalf/common/allocate.h>
#include <gandalf/common/compare.h>
#include <gandalf/common/misc_error.h>

Functions
Gan_SymMatEigenStruct *	gan_symeigen_form_data (Gan_SymMatEigenStruct *sme, long max_size, double *work_data, unsigned long work_data_size)
	Forms a symmetric matrix eigendecomposition structure.
void	gan_symeigen_free (Gan_SymMatEigenStruct *sme)
	Frees a symmetric matrix eigendecomposition structure.
Gan_Bool	gan_symeigen_reset (Gan_SymMatEigenStruct *sme, long size)
	Initialises an accumulated outer product matrix to zero.
Gan_Bool	gan_symeigen_increment (Gan_SymMatEigenStruct *sme, double scale,...)
	Increments an accumulated outer product matrix.
Gan_Bool	gan_symeigen_solve (Gan_SymMatEigenStruct *sme)
	Eigendecomposes a matrix accumulated by summing outer products.

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Detailed Description

Module: Symmetric matrix eigenvalues & eigenvectors (double precision)

Part of: Gandalf Library

Version:

1.22

Date:

2006/03/15 16:18:23

Author:

pm

Copyright: (c) 2000 Imagineer Software Limited

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