DIFF_f

Block Screenshot

Contents

• Derivative

• • Palette

  • Description

  • Dialog box

  • Default properties

  • Interfacing function

  • Computational function

Palette

• Implicit palette

Description

This block computes the derivative of the input.

Dialog box

• Initial state

  The initial continuous state.

  Properties : Type 'vec' of size 1.

• Initial Derivative

  The initial derivative state.

  Properties : Type 'vec' of size 1.

Default properties

• always active: yes

• direct-feedthrough: no

• 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: yes

• discrete-time state: no

• object discrete-time state: no

• name of computational function: diffblk

Interfacing function

• SCI/modules/scicos_blocks/macros/Misc/DIFF_f.sci

Computational function

• SCI/modules/scicos_blocks/src/fortran/diffblk.f (Type 10001)

Example: derivative of (x-10)^3

See also

• CONSTRAINT_c