Please note that the recommended version of Scilab is 2025.0.0. This page might be outdated.
See the recommended documentation of this function
EXPRESSION
Mathematical expression
Block Screenshot
Contents
Palette
Description
The Expression block applies the specified Scilab expressions to its input.
Dialog box
number of inputs
Block input can be a scalar or vector.
Properties : Type 'vec' of size 1
scilab expression
The Scilab expression applied to the input.
Properties : Type 'vec' of size 1
use zero-crossing
Select to enable zero crossing detection.
Properties : Type 'vec' of size 1
Default properties
always active: no
direct-feedthrough: yes
zero-crossing: yes
mode: yes
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: evaluate_expr
Example
The following example calculate an arbitrary expression with multiple different configuration or blocks. Open this example in Xcos
Interfacing function
SCI/modules/scicos_blocks/macros/Misc/EXPRESSION.sci
Authors
Ramine Nikoukhah - INRIA
Clément DAVID - DIGITEO
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