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See the recommended documentation of this function

Справка Scilab >> Xcos > palettes > Math operations palette > LOGBLK_f

LOGBLK_f

Logarithm

Block Screenshot

Description

This block computes the logarithm of the elements of the input vector. The user can fix the base with the parameter Basis. By default the block computes the natural logarithm. The input and output port sizes are determined by the context.

Dialog box

  • Basis

    A real scalar greater than 1.

    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 [-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: logblk

Interfacing function

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

Computational function

  • SCI/modules/scicos_blocks/src/fortran/logblk.f (Type 0)

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Last updated:
Thu Oct 02 14:01:14 CEST 2014