int get_seed ( );
int i4_uniform ( int ilo, int ihi, int *seed );
void latin_center ( int dim_num, int point_num, int *seed, double x[] );
int *perm_uniform ( int n, int base, int *seed );
int r4_nint ( float x );
void r8mat_write ( string output_filename, int m, int n, double table[] );