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dft_tools/doc/reference/c++/arrays/compound_ops.rst
Olivier Parcollet f2c7d449cc First commit : triqs libs version 1.0 alpha1
for earlier commits, see TRIQS0.x repository.
2013-07-17 19:24:07 +02:00

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.. highlight:: c
Compound operators (+=, -=, *=, /=)
======================================
The `value classes` and the `view classes` behaves similarly.
We will illustrate it on the `array` class, it is the same for `matrix` and `vector`.
* **Syntax**
The syntax is natural ::
template<typename RHS> array & operator += (const RHS & X);
template<typename RHS> array & operator -= (const RHS & X);
template<typename RHS> array & operator *= (const Scalar & S);
template<typename RHS> array & operator /= (const Scalar & S);
* **Behaviour**
- Domain must match.
- X is evaluated and added term by term.