GammaFunction Class Reference

#include <ql/Math/gammadistribution.hpp>

List of all members.


Detailed Description

Gamma function class.

This is a function defined by

\[ \Gamma(z) = \int_0^{\infty}t^{z-1}e^{-t}dt \]

The implementation of the algorithm was inspired by "Numerical Recipes in C", 2nd edition, Press, Teukolsky, Vetterling, Flannery, chapter 6


Public Member Functions

Real logValue (Real x) const


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