/// <summary>
/// Calculates Sin(x):
/// This takes a little longer and is less accurate if the input is out of the range (-pi, pi].
/// </summary>
/// <param name="n1">The angle to find the sine of (in radians)</param>
/// <remarks>This is a resonably fast function, for smaller precision arguments, but doesn't
/// scale very well with the number of bits in the input.</remarks>
public static BigFloat Sin(BigFloat n1)
{
BigFloat res = new BigFloat(n1);
n1.Sin();
return n1;
}