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operator_subtraction.hpp
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#ifndef STAN_MATH_FWD_CORE_OPERATOR_SUBTRACTION_HPP
#define STAN_MATH_FWD_CORE_OPERATOR_SUBTRACTION_HPP
#include <stan/math/fwd/core/fvar.hpp>
namespace stan {
namespace math {
template <typename T>
inline
fvar<T>
operator-(const fvar<T>& x1, const fvar<T>& x2) {
return fvar<T>(x1.val_ - x2.val_, x1.d_ - x2.d_);
}
template <typename T>
inline
fvar<T>
operator-(const double x1, const fvar<T>& x2) {
return fvar<T>(x1 - x2.val_, -x2.d_);
}
template <typename T>
inline
fvar<T>
operator-(const fvar<T>& x1, const double x2) {
return fvar<T>(x1.val_ - x2, x1.d_);
}
}
}
#endif
stan::math::operator-
fvar< T > operator-(const fvar< T > &x1, const fvar< T > &x2)
Definition: operator_subtraction.hpp:14
stan::math::fvar::d_
T d_
Definition: fvar.hpp:15
stan::math::fvar::val_
T val_
Definition: fvar.hpp:14
fvar.hpp
stan::math::fvar
Definition: fvar.hpp:13

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