probability method

  1. @override
double probability(
  1. double x
)
override

The Probability Density/Mass Function (PDF/PMF).

Returns the probability of the distribution at x.

Implementation

@override
double probability(double x) => x <= 0
    ? 0
    : exp(-(shape + 1) * log(x) -
        scale / x -
        gammaLn(shape) +
        shape * log(scale));