Stan Math Library  2.9.0
reverse mode automatic differentiation
operator_less_than.hpp
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1 #ifndef STAN_MATH_REV_CORE_OPERATOR_LESS_THAN_HPP
2 #define STAN_MATH_REV_CORE_OPERATOR_LESS_THAN_HPP
3 
5 
6 namespace stan {
7  namespace math {
8 
24  inline bool operator<(const var& a, const var& b) {
25  return a.val() < b.val();
26  }
27 
36  inline bool operator<(const var& a, const double b) {
37  return a.val() < b;
38  }
39 
48  inline bool operator<(const double a, const var& b) {
49  return a < b.val();
50  }
51 
52  }
53 }
54 #endif
Independent (input) and dependent (output) variables for gradients.
Definition: var.hpp:31
bool operator<(const fvar< T > &x, double y)
double val() const
Return the value of this variable.
Definition: var.hpp:233

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