/// <summary>
/// Returns the value of the probability distribution function.
/// </summary>
/// <param name="x">Value</param>
/// <returns>float precision floating point number</returns>
public float Distribution(float x)
{
if (x <= 0)
{
return(0);
}
return(Special.BetaIncomplete(alpha, beta, x / (1 + x)));
}
/// <summary>
/// Returns the value of the probability distribution function.
/// </summary>
/// <param name="x">Value</param>
/// <returns>float precision floating point number</returns>
public float Distribution(float x)
{
float v = degrees;
float sqrt = (float)Math.Sqrt(x * x + v);
float u = (x + sqrt) / (2 * sqrt);
return(Special.BetaIncomplete(v / 2.0f, v / 2.0f, u));
}
/// <summary>
/// Returns the value of the probability distribution function.
/// </summary>
/// <param name="x">Value</param>
/// <returns>float precision floating point number</returns>
public float Distribution(float x)
{
if (x <= 0)
{
return(0);
}
float u = (d1 * x) / (d1 * x + d2);
return(Special.BetaIncomplete(d1 * 0.5f, d2 * 0.5f, u));
}
