Scicos Block
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Coefficient computation

Contents

• Coefficient computation
  • Palette
  • Description
  • Dialog box
  • Default properties
  • Interfacing function
  • Computational function
  • Authors

Palette

• Matrix - Matrix operation palette

Description

This block computes the coefficients of a polynomial given its root values.

Dialog box

• Datatype(1=real double 2=Complex)
  This block can only support double inputs values. These values can be real or complex.
  Properties : Type 'vec' of size 1.

• input row size
  The input row size.
  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
  
• regular outputs:
  - port 1 : size [-2,1] / 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: root_coef

Interfacing function

• SCI/macros/scicos_blocks/MatrixOp/ROOTCOEF.sci [view code]

Computational function

• SCI/routines/scicos/root_coef.c [view code]
• SCI/routines/scicos/rootz_coef.c [view code]

Authors

Fady NASSIF INRIA