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2.8.0
reverse mode automatic differentiation
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stan
math
fwd
scal
fun
log1m_inv_logit.hpp
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#ifndef STAN_MATH_FWD_SCAL_FUN_LOG1M_INV_LOGIT_HPP
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#define STAN_MATH_FWD_SCAL_FUN_LOG1M_INV_LOGIT_HPP
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#include <
stan/math/fwd/core.hpp
>
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#include <
stan/math/prim/scal/fun/log1m_inv_logit.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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fvar<T>
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log1m_inv_logit
(
const
fvar<T>
& x) {
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using
std::exp
;
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using
stan::math::log1m_inv_logit
;
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return
fvar<T>
(
log1m_inv_logit
(x.
val_
),
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-x.
d_
/ (1 +
exp
(-x.
val_
)));
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}
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}
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}
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#endif
stan::math::log1m_inv_logit
fvar< T > log1m_inv_logit(const fvar< T > &x)
Definition:
log1m_inv_logit.hpp:15
core.hpp
stan::math::fvar::d_
T d_
Definition:
fvar.hpp:15
stan::math::fvar::val_
T val_
Definition:
fvar.hpp:14
stan::math::exp
fvar< T > exp(const fvar< T > &x)
Definition:
exp.hpp:10
log1m_inv_logit.hpp
stan::math::fvar
Definition:
fvar.hpp:13
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