public static int fixed_from_dmy (int day, int month, int year)
{
/*
int k = epoch - 1;
k += 354 * (year - 1);
k += CCMath.div (3+11*year, 30);
k += (int) Math.Ceiling(29.53 * (double)(month-1));
k += day;
return k;
*/
throw new Exception ("fixed_from_dmy");
}