Stan Math Library  2.15.0
reverse mode automatic differentiation
ad_promotable.hpp
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1 #ifndef STAN_MATH_REV_SCAL_META_AD_PROMOTABLE_HPP
2 #define STAN_MATH_REV_SCAL_META_AD_PROMOTABLE_HPP
3 
4 #include <stan/math/rev/core.hpp>
6 
7 namespace stan {
8  namespace math {
9 
10  template <typename T>
11  struct ad_promotable<T, var> {
13  };
14 
15  template <>
16  struct ad_promotable<var, var> {
17  enum { value = true };
18  };
19 
20  }
21 }
22 #endif
Independent (input) and dependent (output) variables for gradients.
Definition: var.hpp:30
Template traits metaprogram to determine if a variable of one template type can be promoted to a seco...

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