1#ifndef STAN_MATH_PRIM_FUN_GAMMA_Q_HPP
2#define STAN_MATH_PRIM_FUN_GAMMA_Q_HPP
6#include <boost/math/special_functions/gamma.hpp>
55inline double gamma_q(
double x,
double a) {
return boost::math::gamma_q(x, a); }
67template <
typename T1,
typename T2, require_any_container_t<T1, T2>* =
nullptr>
68inline auto gamma_q(
const T1& a,
const T2& b) {
70 [](
const auto& c,
const auto& d) {
return gamma_q(c, d); }, a, b);
fvar< T > gamma_q(const fvar< T > &x1, const fvar< T > &x2)
auto apply_scalar_binary(const F &f, const T1 &x, const T2 &y)
Base template function for vectorization of binary scalar functions defined by applying a functor to ...
The lgamma implementation in stan-math is based on either the reentrant safe lgamma_r implementation ...