Stan Math Library
2.15.0
reverse mode automatic differentiation
stan
math
fwd
scal
fun
log1p.hpp
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#ifndef STAN_MATH_FWD_SCAL_FUN_LOG1P_HPP
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#define STAN_MATH_FWD_SCAL_FUN_LOG1P_HPP
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#include <
stan/math/fwd/core.hpp
>
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#include <
stan/math/prim/scal/fun/log1p.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
fvar<T>
log1p
(
const
fvar<T>
& x) {
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return
fvar<T>
(
log1p
(x.
val_
), x.
d_
/ (1 + 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:16
stan
Definition:
log_sum_exp.hpp:8
stan::math::fvar::val_
T val_
Definition:
fvar.hpp:15
stan::math::log1p
fvar< T > log1p(const fvar< T > &x)
Definition:
log1p.hpp:11
log1p.hpp
stan::math::fvar
Definition:
fvar.hpp:14
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