PRODUCT

Element-wise vector multiplication/division

Block Screenshot

Description

That bloc computes element-wise multiplication or division of its vector inputs. The number of inputs and operation are specified with the Number of inputs or sign vector parameter.

  • To multiply all the inputs between them, set this parameter to the number of inputs.
  • To multiply/divide the input ui, set in this parameter a vector k with k[i] = +1 (multiply) or -1 (divide) for the input ui.

Dialog box

  • Number of inputs or sign vector Enter the number of 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: product

Interfacing function

  • SCI/modules/scicos_blocks/macros/NonLinear/PRODUCT.sci

Computational function

  • SCI/modules/scicos_blocks/src/c/product.c (Type 4)

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