# 7.6.10.1.9. User_Function

Syntax

  K Factor [{of} SpeciesName] = User_Function [Name = name | X = x | X_Multiplier = x_multiplier | Multiplier = multiplier | Toggle = toggle]

Scope

  Aria Material

Summary

  Value from a user function

Description

  The following options are present in most boundary conditions/sources. The meaning of each option is as follows:

  Toggle

    If given, specifies which toggle block controls whether this BC is active or not.

Parameter | Value | Default
--- | --- | ---
{of} | {of | species | subindex} | –
SpeciesName | string | –
name | “string” | –
x | “string” | –
x_multiplier | real | 1
multiplier | real | 1
toggle | “string” | –