| Stan Math Library 2.12.0 reverse mode automatic differentiation

- Main Page
- Modules
- Namespaces
- Classes
- Files

- File List
- File Members

operator_plus_equal.hpp
Go to the documentation of this file.
1 #ifndef STAN_MATH_REV_CORE_OPERATOR_PLUS_EQUAL_HPP
2 #define STAN_MATH_REV_CORE_OPERATOR_PLUS_EQUAL_HPP
3
4 #include <stan/math/rev/core/var.hpp>
5 #include <stan/math/rev/core/operator_addition.hpp>
6
7 namespace stan {
8 namespace math {
9
10 inline var& var::operator+=(const var& b) {
11 vi_ = new add_vv_vari(vi_, b.vi_);
12 return *this;
13 }
14
15 inline var& var::operator+=(const double b) {
16 if (b == 0.0)
17 return *this;
18 vi_ = new add_vd_vari(vi_, b);
19 return *this;
20 }
21
22 }
23 }
24 #endif
stan::math::var::operator+=
var & operator+=(const var &b)
The compound add/assignment operator for variables (C++).
Definition: operator_plus_equal.hpp:10
stan
Definition: log_sum_exp.hpp:8
stan::math::var
Independent (input) and dependent (output) variables for gradients.
Definition: var.hpp:30
stan::math::var::vi_
vari * vi_
Pointer to the implementation of this variable.
Definition: var.hpp:42
var.hpp
operator_addition.hpp

[ Stan Home Page ] © 2011–2016, Stan Development Team.