Stan Math Library  2.20.0
reverse mode automatic differentiation
lgamma.hpp
Go to the documentation of this file.
1 #ifndef STAN_MATH_PRIM_SCAL_FUN_LGAMMA_HPP
2 #define STAN_MATH_PRIM_SCAL_FUN_LGAMMA_HPP
3 
5 #include <cmath>
6 
7 namespace stan {
8 namespace math {
9 
36 inline double lgamma(double x) { return std::lgamma(x); }
37 
46 inline double lgamma(int x) { return std::lgamma(x); }
47 
48 } // namespace math
49 } // namespace stan
50 #endif
fvar< T > lgamma(const fvar< T > &x)
Return the natural logarithm of the gamma function applied to the specified argument.
Definition: lgamma.hpp:21
var lgamma(const var &a)
The log gamma function for variables (C99).
Definition: lgamma.hpp:30

     [ Stan Home Page ] © 2011–2018, Stan Development Team.