Stan Math Library  2.9.0
reverse mode automatic differentiation
value_of.hpp
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1 #ifndef STAN_MATH_REV_SCAL_FUN_VALUE_OF_HPP
2 #define STAN_MATH_REV_SCAL_FUN_VALUE_OF_HPP
3 
4 #include <stan/math/rev/core.hpp>
5 
6 namespace stan {
7  namespace math {
8 
22  inline double value_of(const var& v) {
23  return v.vi_->val_;
24  }
25 
26  }
27 }
28 #endif
T value_of(const fvar< T > &v)
Return the value of the specified variable.
Definition: value_of.hpp:16
Independent (input) and dependent (output) variables for gradients.
Definition: var.hpp:31
const double val_
The value of this variable.
Definition: vari.hpp:38
vari * vi_
Pointer to the implementation of this variable.
Definition: var.hpp:43

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