Stan Math Library  2.20.0
reverse mode automatic differentiation
operator_unary_plus.hpp
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1 #ifndef STAN_MATH_FWD_CORE_OPERATOR_UNARY_PLUS_HPP
2 #define STAN_MATH_FWD_CORE_OPERATOR_UNARY_PLUS_HPP
3 
5 
6 namespace stan {
7 namespace math {
8 
18 template <typename T>
19 inline fvar<T> operator+(const fvar<T>& x) {
20  return x;
21 }
22 
23 } // namespace math
24 } // namespace stan
25 #endif
fvar< T > operator+(const fvar< T > &x1, const fvar< T > &x2)
Return the sum of the specified forward mode addends.
This template class represents scalars used in forward-mode automatic differentiation, which consist of values and directional derivatives of the specified template type.
Definition: fvar.hpp:41

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