Stan Math Library  2.20.0
reverse mode automatic differentiation
operator_less_than.hpp
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1 #ifndef STAN_MATH_FWD_CORE_OPERATOR_LESS_THAN_HPP
2 #define STAN_MATH_FWD_CORE_OPERATOR_LESS_THAN_HPP
3 
5 
6 namespace stan {
7 namespace math {
8 
19 template <typename T>
20 inline bool operator<(const fvar<T>& x, const fvar<T>& y) {
21  return x.val_ < y.val_;
22 }
23 
34 template <typename T>
35 inline bool operator<(double x, const fvar<T>& y) {
36  return x < y.val_;
37 }
38 
50 template <typename T>
51 inline bool operator<(const fvar<T>& x, double y) {
52  return x.val_ < y;
53 }
54 
55 } // namespace math
56 } // namespace stan
57 #endif
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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