1 #ifndef STAN_MATH_PRIM_SCAL_FUN_LBETA_HPP 2 #define STAN_MATH_PRIM_SCAL_FUN_LBETA_HPP 4 #include <boost/math/tools/promotion.hpp> 6 #include <boost/math/special_functions/gamma.hpp> 57 template <
typename T1,
typename T2>
58 inline typename boost::math::tools::promote_args<T1, T2>::type
fvar< T > lgamma(const fvar< T > &x)
Return the natural logarithm of the gamma function applied to the specified argument.
fvar< T > lbeta(const fvar< T > &x1, const fvar< T > &x2)