public Real(double x)
{
if (double.IsNaN(x))
{
r = NaN;
}
else if (double.IsPositiveInfinity(x))
{
r = PositiveInfinity;
}
else if (double.IsNegativeInfinity(x))
{
r = NegativeInfinity;
}
else
{
r = x;
}
}
public static Real Ceiling(Real x)
{
return(BigRational.Ceiling(x.r));
}
public static Real Round(Real x)
{
return(BigRational.Round(x.r));
}
public Real(BigRational x)
{
r = x;
}
public static Real Floor(Real x)
{
return(BigRational.Floor(x.r));
}
public Real(BigInteger x)
{
r = x;
}
public Real(decimal x)
{
r = x;
}
public static int Sign(Real x)
{
return(BigRational.Sign(x.r));
}
public Real(int x)
{
r = x;
}
// Math functions
public static Real Abs(Real x)
{
return(BigRational.Abs(x.r));
}