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2.6.3
probability, sampling & optimization
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stan
math
fwd
scal
fun
exp.hpp
Go to the documentation of this file.
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#ifndef STAN_MATH_FWD_SCAL_FUN_EXP_HPP
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#define STAN_MATH_FWD_SCAL_FUN_EXP_HPP
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#include <
stan/math/fwd/core.hpp
>
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#include <cmath>
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namespace
stan {
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namespace
math {
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template
<
typename
T>
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inline
fvar<T>
exp
(
const
fvar<T>
& x) {
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using
std::exp
;
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return
fvar<T>
(
exp
(x.
val_
), x.
d_
*
exp
(x.
val_
));
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}
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}
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}
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#endif
core.hpp
stan::math::fvar::d_
T d_
Definition:
fvar.hpp:15
stan::math::exp
var exp(const var &a)
Return the exponentiation of the specified variable (cmath).
Definition:
exp.hpp:44
stan::math::fvar::val_
T val_
Definition:
fvar.hpp:14
stan::math::exp
fvar< T > exp(const fvar< T > &x)
Definition:
exp.hpp:10
stan::math::fvar
Definition:
fvar.hpp:13
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