is_nan.hpp File Reference

#include <stan/math/fwd/meta.hpp>
#include <stan/math/fwd/core.hpp>
#include <stan/math/prim/meta.hpp>
#include <stan/math/prim/fun/is_nan.hpp>

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Namespaces
namespace	stan
	The lgamma implementation in stan-math is based on either the reentrant safe lgamma_r implementation from C or the boost::math::lgamma implementation.
namespace	stan::math
	Matrices and templated mathematical functions.

Functions
template<typename T , require_fvar_t< T > * = nullptr>
bool	stan::math::is_nan (T &&x)
	Returns 1 if the input's value is NaN and 0 otherwise.