public static int Compare(double x, mpq y) { return(-y.CompareTo(x)); }
public static int Compare(uint x, mpq y) { return(-y.CompareTo(x)); }
public static int Compare(mpq x, double y) { return(x.CompareTo(y)); }
public static int Compare(mpq x, uint y) { return(x.CompareTo(y)); }