Scicos Block
fr - eng

##
Sum (Old block)

### Contents

- Sum (Old block)
  - Palette
  - Description
  - Dialog box
  - Default properties
  - Interfacing function
  - Computational function

### Palette

- OldBlocks - Old blocks palette

### Description

The Sum block performs addition on its inputs. This block can add scalar or vector inputs.

### Dialog box

- Inputs ports signs/gain
  Set sign and a gain for each inputs.
  Properties : Type 'vec' of size -1.

### Default properties

- always active: no
- direct-feedthrough: yes
- zero-crossing: no
- mode: no
- regular inputs:
  - port 1 : size [-1,1] / type 1
  - port 2 : size [-1,1] / type 1
- regular outputs:
  - port 1 : size [-1,1] / type 1
- number/sizes of activation inputs: 0
- number/sizes of activation outputs: 0
- continuous-time state: no
- discrete-time state: no
- object discrete-time state: no
- name of computational function: sum

### Interfacing function

- SCI/macros/scicos_blocks/Linear/BIGSOM_f.sci [view code]

### Computational function

- SCI/routines/scicos/sum.c (Type 2) [view code]