Stan Math Library  2.10.0
reverse mode automatic differentiation
lgamma.hpp
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1 #ifndef STAN_MATH_PRIM_SCAL_FUN_LGAMMA_HPP
2 #define STAN_MATH_PRIM_SCAL_FUN_LGAMMA_HPP
3 
4 #include <boost/math/special_functions/gamma.hpp>
5 
6 namespace stan {
7 
8  namespace math {
9 
30  // throws domain_error if x is at pole
31  double lgamma(double x) {
32  return boost::math::lgamma(x);
33  }
34 
35  }
36 }
37 
38 #endif
fvar< T > lgamma(const fvar< T > &x)
Definition: lgamma.hpp:15
var lgamma(const stan::math::var &a)
The log gamma function for variables (C99).
Definition: lgamma.hpp:35

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