Re: [Boost-users] re gularized gamma incomplete function (v 1.39)

Subject: Re: [Boost-users] re gularized gamma incomplete function (v 1.39)
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2009-07-10 11:41:19

AMDG

darthshak wrote:
> I am using boost v1.39 libraries on Ubuntu 9.04. This is the first time I am
> using the boost libraries for some mathematical work. I needed to use the
> regularized incomplete gamma function for one of my programs. The
> documentation told me that gamma_q was the upper incomplete gamma function
> for the job.
>
> So I tried the syntax gamma_q(a,b) and I got an error saying "gamma_q was
> not declared in this scope". Realizing that the boost libraries were in
> /opt/boost, I compiled with the following : 
>
> g++ ggpdf.cpp -I /opt/boost/include/boost-1_39/ 
>
> I included the boost header with a
> #include<boost/math/special_functions/gamma.hpp>. I stil got the same error
> (gamma_q was not declared in scope). I then thought that I should link the
> libraries manually and then tried
>
> g++ ggcdf.cpp -I /opt/boost/include/boost-1_39/ -L /opt/boost/lib/
>
> ...and still no luck. Also, the size of my /opt/boost folder is only 65M,
> which seems kind of small. Am I missing some incantation here for compiling
> or is it just an incomplete install?
>   

Perhaps you should try boost::math::gamma_q(a, b)?

In Christ,
Steven Watanabe