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reverse mode automatic differentiation
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stan
math
fwd
scal
fun
is_nan.hpp
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#ifndef STAN_MATH_FWD_SCAL_FUN_IS_NAN_HPP
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#define STAN_MATH_FWD_SCAL_FUN_IS_NAN_HPP
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#include <
stan/math/fwd/core.hpp
>
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#include <
stan/math/prim/scal/fun/is_nan.hpp
>
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namespace
stan
{
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namespace
math {
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template
<
typename
T>
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inline
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int
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is_nan
(
const
fvar<T>
& x) {
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using
stan::math::is_nan
;
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return
is_nan
(x.
val
());
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}
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}
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}
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#endif
core.hpp
is_nan.hpp
stan
Definition:
log_sum_exp.hpp:8
stan::math::fvar::val
T val() const
Definition:
fvar.hpp:17
stan::math::is_nan
int is_nan(const fvar< T > &x)
Returns 1 if the input's value is NaN and 0 otherwise.
Definition:
is_nan.hpp:22
stan::math::fvar
Definition:
fvar.hpp:13
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