Automatic Differentiation
 
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as_bool.hpp
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1#ifndef STAN_MATH_REV_FUN_AS_BOOL_HPP
2#define STAN_MATH_REV_FUN_AS_BOOL_HPP
3
4#include <stan/math/rev/meta.hpp>
5#include <stan/math/rev/core.hpp>
6
7namespace stan {
8namespace math {
9
16inline int as_bool(const var& v) { return 0.0 != v.vi_->val_; }
17
18} // namespace math
19} // namespace stan
20#endif
stan::math::var_value< double >
stan::math::as_bool
bool as_bool(const T &x)
Return true if the argument is not equal to zero (in the != operator sense) and false otherwise.
Definition as_bool.hpp:17
stan
The lgamma implementation in stan-math is based on either the reentrant safe lgamma_r implementation ...
Definition unit_vector_constrain.hpp:15