#include <s3l/s3l-c.h>
#include <s3l/s3l_errno-c.h>
int
S3L_gen_trid_factor(D, U, L, factors, axis_d)
    S3L_array_t       D
    S3L_array_t       U
    S3L_array_t       L
    int               *factors
    int               axis_d