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stan
math
rev
core
vector_vari.hpp
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#ifndef STAN_MATH_REV_CORE_VECTOR_VARI_HPP
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#define STAN_MATH_REV_CORE_VECTOR_VARI_HPP
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#include <
stan/math/rev/core/var.hpp
>
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#include <
stan/math/rev/core/vari.hpp
>
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#include <vector>
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namespace
stan {
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namespace
math {
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class
op_vector_vari
:
public
vari
{
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protected
:
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const
size_t
size_
;
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vari
**
vis_
;
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public
:
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op_vector_vari
(
double
f,
const
std::vector<stan::math::var>& vs) :
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vari
(f),
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size_
(vs.
size
()) {
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vis_
=
reinterpret_cast<
vari
**
>
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(
operator
new
(
sizeof
(
vari
*) * vs.size()));
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for
(
size_t
i = 0; i < vs.size(); ++i)
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vis_
[i] = vs[i].vi_;
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}
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vari
*
operator[]
(
size_t
n)
const
{
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return
vis_
[n];
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}
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size_t
size
() {
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return
size_
;
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}
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};
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}
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}
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#endif
stan::math::op_vector_vari::size_
const size_t size_
Definition:
vector_vari.hpp:13
vari.hpp
stan::math::vari
The variable implementation base class.
Definition:
vari.hpp:28
stan::math::op_vector_vari::operator[]
vari * operator[](size_t n) const
Definition:
vector_vari.hpp:24
var.hpp
stan::math::op_vector_vari
Definition:
vector_vari.hpp:11
stan::math::op_vector_vari::vis_
vari ** vis_
Definition:
vector_vari.hpp:14
stan::math::op_vector_vari::op_vector_vari
op_vector_vari(double f, const std::vector< stan::math::var > &vs)
Definition:
vector_vari.hpp:16
stan::math::op_vector_vari::size
size_t size()
Definition:
vector_vari.hpp:27
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