Stan Math Library  2.8.0
reverse mode automatic differentiation
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operator_not_equal.hpp
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1 #ifndef STAN_MATH_REV_CORE_OPERATOR_NOT_EQUAL_HPP
2 #define STAN_MATH_REV_CORE_OPERATOR_NOT_EQUAL_HPP
3 
5 
6 namespace stan {
7  namespace math {
8 
26  inline bool operator!=(const var& a, const var& b) {
27  return a.val() != b.val();
28  }
29 
39  inline bool operator!=(const var& a, const double b) {
40  return a.val() != b;
41  }
42 
52  inline bool operator!=(const double a, const var& b) {
53  return a != b.val();
54  }
55 
56  }
57 }
58 #endif
Independent (input) and dependent (output) variables for gradients.
Definition: var.hpp:32
bool operator!=(const fvar< T > &x, const fvar< T > &y)
double val() const
Return the value of this variable.
Definition: var.hpp:234

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