Stan Math Library  2.14.0
reverse mode automatic differentiation
rising_factorial.hpp
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1 #ifndef STAN_MATH_PRIM_SCAL_FUN_RISING_FACTORIAL_HPP
2 #define STAN_MATH_PRIM_SCAL_FUN_RISING_FACTORIAL_HPP
3 
5 #include <cmath>
6 
7 namespace stan {
8  namespace math {
9 
52  template<typename T1, typename T2>
53  inline typename boost::math::tools::promote_args<T1, T2>::type
54  rising_factorial(const T1 x, const T2 n) {
55  using std::exp;
56  return exp(log_rising_factorial(x, n));
57  }
58 
59  }
60 }
61 #endif
fvar< T > exp(const fvar< T > &x)
Definition: exp.hpp:10
fvar< T > log_rising_factorial(const fvar< T > &x, const fvar< T > &n)
fvar< T > rising_factorial(const fvar< T > &x, const fvar< T > &n)

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