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operator_unary_not.hpp
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#ifndef STAN_MATH_REV_CORE_OPERATOR_UNARY_NOT_HPP
#define STAN_MATH_REV_CORE_OPERATOR_UNARY_NOT_HPP
#include <stan/math/rev/core/var.hpp>
namespace stan {
namespace math {
inline bool operator!(const var& a) {
return !a.val();
}
}
}
#endif
stan::math::operator!
bool operator!(const var &a)
Prefix logical negation for the value of variables (C++).
Definition: operator_unary_not.hpp:31
stan::math::var
Independent (input) and dependent (output) variables for gradients.
Definition: var.hpp:32
var.hpp
stan::math::var::val
double val() const
Return the value of this variable.
Definition: var.hpp:234

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