NAME
get_log_determinant_of_PD_matrix - Computes the log of the determinant of a positive-definite matrix.
SYNOPSIS
#include "n/n_det.h"
Example compile flags (system dependent):
-DLINUX_X86_64 -DLINUX_X86_64_OPTERON -DGNU_COMPILER
-I/home/kobus/include
-L/home/kobus/misc/load/linux_x86_64_opteron -L/usr/lib/x86_64-linux-gnu
-lKJB -lfftw3 -lgsl -lgslcblas -ljpeg -lSVM -lstdc++ -lpthread -lSLATEC -lg2c -lacml -lacml_mv -lblas -lg2c -lncursesw
int get_log_determinant_of_PD_matrix
(
const Matrix *A,
double *det
);
DESCRIPTION
This routine finds the log of the determinant of a positive-definite matrix.
The matrix pointed to by A must be positive definite.
RETURNS
Returns ERROR on failure, setting the the errors string accordingly, and
NO_ERROR otherwise.
DISCLAIMER
This software is not adequatedly tested. It is recomended that
results are checked independantly where appropriate.
AUTHOR
Ernesto Brau
DOCUMENTER
Ernesto Brau