Stan Math Library
2.14.0
reverse mode automatic differentiation
stan
math
rev
core
std_isnan.hpp
Go to the documentation of this file.
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#ifndef STAN_MATH_REV_CORE_STD_ISNAN_HPP
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#define STAN_MATH_REV_CORE_STD_ISNAN_HPP
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#include <
stan/math/rev/core/var.hpp
>
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#include <cmath>
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namespace
std
{
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inline
int
isnan
(
const
stan::math::var
& a) {
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return
isnan
(a.
val
());
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}
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}
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#endif
std
Definition:
std_numeric_limits.hpp:7
stan::math::var
Independent (input) and dependent (output) variables for gradients.
Definition:
var.hpp:30
std::isnan
int isnan(const stan::math::var &a)
Checks if the given number is NaN.
Definition:
std_isnan.hpp:18
var.hpp
stan::math::var::val
double val() const
Return the value of this variable.
Definition:
var.hpp:230
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