Implementation of Gamma functions



Dieter Kaiser escribi?:
> I have started to implement support for the Incomplete Gamma function. Maxima
> only knows the symbols gammaincomplete and gammagreek.
> 
> I have already finished the routines for the numerical evaluation of the
> Incomplete Gamma function for Float, Complex float and Bigfloat. Now I am
> working on the routines for Complex Bigfloats. I have used again an expansion in
> a series or continued fractions for the Regularized Incomplete Gamma function. 
> 

Thanks for working on this. Particularly, I find these functions very 
useful for the distrib package. In contrib/numdistrib.lisp I wrote time 
ago some float based functions for the incomplete gamma and beta, as 
well as for their inverses.

Mario