/// <inheritdoc />
public override double ProbabilityDensity(double x)
{
if (x <= 0.0)
{
return(0.0);
}
else
{
double p = nu1 * x;
double q = nu2 + p;
double y = p / q;
double u = nu1 * nu2 / (q * q);
return(u * beta.ProbabilityDensity(y));
}
}
/// <inheritdoc />
public override double ProbabilityDensity(double x)
{
if (x <= 0.0)
{
return(0.0);
}
else
{
double p = nu1 * x;
double q = nu2 + p;
double y = p / q;
double u = nu1 * nu2 / (q * q);
return(u * beta.ProbabilityDensity(y));
/*
* double N = Math.Pow(nu1, 0.5 * nu1) * Math.Pow(nu2, 0.5 * nu2) /
* AdvancedMath.Beta(0.5 * nu1, 0.5 * nu2);
* return (N * Math.Pow(x, 0.5 * nu1 - 1.0) * Math.Pow(nu2 + nu1 * x, -0.5 * (nu1 + nu2)));
*/
}
}