asinh.hpp
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#ifndef STAN_MATH_FWD_SCAL_FUN_ASINH_HPP
#define STAN_MATH_FWD_SCAL_FUN_ASINH_HPP
#include <stan/math/fwd/core.hpp>
#include <stan/math/prim/scal/fun/asinh.hpp>
#include <stan/math/prim/scal/fun/square.hpp>
#include <cmath>
namespace stan {
namespace math {
template <typename T>
inline fvar<T> asinh(const fvar<T>& x) {
using std::sqrt;
return fvar<T>(asinh(x.val_), x.d_ / sqrt(square(x.val_) + 1));
}
}
}
#endif
core.hpp
stan::math::fvar::d_
T d_
Definition: fvar.hpp:16
stan::math::sqrt
fvar< T > sqrt(const fvar< T > &x)
Definition: sqrt.hpp:14
stan
Definition: log_sum_exp.hpp:8
square.hpp
asinh.hpp
stan::math::square
fvar< T > square(const fvar< T > &x)
Definition: square.hpp:14
stan::math::fvar::val_
T val_
Definition: fvar.hpp:15
stan::math::asinh
fvar< T > asinh(const fvar< T > &x)
Definition: asinh.hpp:13
stan::math::fvar
Definition: fvar.hpp:14

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