Re: [Boost-users] [math/special_functions] newbie question

Steven Watanabe wrote:

Here's one way:

#include "boost/math/special_functions/factorials.hpp" int main() { unsigned int i = 6; printf("%d\n", static_cast<unsigned>(boost::math::factorial<double>(i))); }

Ah, yes I missed that he was formatting the result as an integer: note that there are *very few* factorials that will fit inside an integer result, so this isn't really safe :-( John.