cs_droptol.c

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#include "cs.h"
static int cs_tol (int i, int j, double aij, void *tol)
{
    return (fabs (aij) > *((double *) tol)) ;
}
int cs_droptol (cs *A, double tol)
{
    return (cs_fkeep (A, &cs_tol, &tol)) ;    /* keep all large entries */
}