Stan Math Library  2.20.0
reverse mode automatic differentiation
value_of.hpp
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1 #ifndef STAN_MATH_FWD_SCAL_FUN_VALUE_OF_HPP
2 #define STAN_MATH_FWD_SCAL_FUN_VALUE_OF_HPP
3 
4 #include <stan/math/fwd/meta.hpp>
5 #include <stan/math/fwd/core.hpp>
6 
7 namespace stan {
8 namespace math {
9 
16 template <typename T>
17 inline T value_of(const fvar<T>& v) {
18  return v.val_;
19 }
20 
21 } // namespace math
22 } // namespace stan
23 #endif
T value_of(const fvar< T > &v)
Return the value of the specified variable.
Definition: value_of.hpp:17
T val_
The value of this variable.
Definition: fvar.hpp:45
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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