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short_reduce.c
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short_reduce.c
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#include"typedef.h"
#include"getput.h"
#include"matrix.h"
#include"symm.h"
#include"reduction.h"
int main (int argc, char *argv[])
{
matrix_TYP **Mat, *T, *Red, *SV;
int i, anz;
int min;
read_header(argc, argv);
if(FILEANZ != 1)
{
printf("usage: short_reduce 'file',\n");
printf("where 'file' contains a set of positiv semidefinite matrices.\n");
if (is_option('h')){
exit(0);
}
else{
exit(31);
}
}
Mat = mget_mat (FILENAMES[0], &anz);
if(anz > 1)
printf("#%d\n", anz);
for(i=0;i<anz;i++)
{
T = init_mat(Mat[i]->cols, Mat[i]->cols, "1");
SV = shortest(Mat[i], &min);
Red = short_reduce(Mat[i], SV, T);
put_mat(Red, NULL, "reduced matrix", 2);
if(is_option('t') == TRUE)
put_mat(T, NULL, "Transformation matrix", 0);
free_mat(Red);
free_mat(T);
free_mat(SV);
}
exit(0);
}