NAME
is_matrix_diagonal - Checks if a matrix is diagonal.
SYNOPSIS
#include "m/m_mat_basic.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 is_matrix_diagonal(const Matrix *M);
DESCRIPTION
This routine checks if a matrix is diagonal.
RETURNS
TRUE if the M is diagonal and FALSE if not. If M is NULL or not square,
this routine returns ERROR.
DISCLAIMER
This software is not adequatedly tested. It is recomended that
results are checked independantly where appropriate.
AUTHOR
Ernesto Brau
DOCUMENTER
Ernesto Brau
SEE ALSO
random_split_matrix_by_rows
,
split_matrix_by_rows
,
get_matrix_transpose
,
create_matrix_copy
,
copy_matrix
,
select_matrix_cols
,
copy_matrix_block
,
ow_copy_matrix_block
,
copy_matrix_block_2
,
ow_copy_matrix_block_2
,
ow_copy_matrix
,
ow_copy_matrix_with_col_selection
,
copy_int_matrix_to_matrix
,
copy_matrix_to_int_matrix
,
get_random_matrix_row
,
get_matrix_row
,
ow_get_matrix_row
,
remove_matrix_row
,
put_matrix_row
,
copy_matrix_row
,
get_random_matrix_col
,
get_matrix_col
,
remove_matrix_col
,
put_matrix_col
,
copy_matrix_col
,
insert_zero_row_in_matrix
,
insert_zero_col_in_matrix
,
vector_is_matrix_row
,
stack_matrix_rows
,
unstack_matrix_rows
,
randomize_matrix_rows
,
pad_matrix_by_extending
,
get_matrix_trace
,
nonnan_matrix