Stan Math Library
2.20.0
reverse mode automatic differentiation
stan
math
rev
scal
meta
ad_promotable.hpp
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#ifndef STAN_MATH_REV_SCAL_META_AD_PROMOTABLE_HPP
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#define STAN_MATH_REV_SCAL_META_AD_PROMOTABLE_HPP
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#include <
stan/math/rev/core.hpp
>
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#include <
stan/math/prim/scal/meta/ad_promotable.hpp
>
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namespace
stan
{
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namespace
math {
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template
<
typename
T>
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struct
ad_promotable
<T,
var
> {
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enum
{
value
=
ad_promotable<T, double>::value
};
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};
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template
<>
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struct
ad_promotable
<
var
,
var
> {
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enum
{
value
=
true
};
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};
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}
// namespace math
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}
// namespace stan
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#endif
core.hpp
stan
Definition:
log_sum_exp.hpp:8
stan::math::var
Independent (input) and dependent (output) variables for gradients.
Definition:
var.hpp:33
stan::math::ad_promotable::value
Definition:
ad_promotable.hpp:23
ad_promotable.hpp
stan::math::ad_promotable
Template traits metaprogram to determine if a variable of one template type can be promoted to a seco...
Definition:
ad_promotable.hpp:22
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