1#ifndef STAN_MATH_PRIM_PROB_EXPONENTIAL_CCDF_LOG_HPP
2#define STAN_MATH_PRIM_PROB_EXPONENTIAL_CCDF_LOG_HPP
13template <
typename T_y,
typename T_inv_scale>
15 const T_inv_scale&
beta) {
16 return exponential_lccdf<T_y, T_inv_scale>(y,
beta);
return_type_t< T_y, T_inv_scale > exponential_ccdf_log(const T_y &y, const T_inv_scale &beta)
typename return_type< Ts... >::type return_type_t
Convenience type for the return type of the specified template parameters.
fvar< T > beta(const fvar< T > &x1, const fvar< T > &x2)
Return fvar with the beta function applied to the specified arguments and its gradient.
The lgamma implementation in stan-math is based on either the reentrant safe lgamma_r implementation ...