operator_less_than.hpp

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#ifndef STAN_MATH_FWD_CORE_OPERATOR_LESS_THAN_HPP
#define STAN_MATH_FWD_CORE_OPERATOR_LESS_THAN_HPP
 
#include <stan/math/fwd/core/fvar.hpp>
 
namespace stan {
namespace math {
 
template <typename T>
inline bool operator<(const fvar<T>& x, const fvar<T>& y) {
  return x.val_ < y.val_;
}
 
template <typename T>
inline bool operator<(double x, const fvar<T>& y) {
  return x < y.val_;
}
 
template <typename T>
inline bool operator<(const fvar<T>& x, double y) {
  return x.val_ < y;
}
 
}  // namespace math
}  // namespace stan
#endif