# Constant

Syntax

  Bc Diffuse For Cvfem_Lumped_Div_Projection ([{of} SpeciesName] | [{in} MaterialPhaseName] | [{ls} {a | b | c}]) {@ | at | for | on | over} Mesh Extent Name ([Touching TouchingMeshExtent] | [Opposing OpposingMeshExtent]) = Constant ([Toggle = toggle] | [Valuexx = valuexx] | [Valuexy = valuexy] | [Valuexz = valuexz] | [Valueyx = valueyx] | [Valueyy = valueyy] | [Valueyz = valueyz] | [Valuezx = valuezx] | [Valuezy = valuezy] | [Valuezz = valuezz] | [Valuet11 = valuet11] | [Valuet12 = valuet12] | [Valuet13 = valuet13] | [Valuet21 = valuet21] | [Valuet22 = valuet22] | [Valuet23 = valuet23] | [Valuet31 = valuet31] | [Valuet32 = valuet32] | [Valuet33 = valuet33])

Summary

  Constant value

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 | –
{in} | {in | material_phase} | –
MaterialPhaseName | string | –
{ls} | {levelset_phase | ls} | –
Mesh Extent Name | string | –
TouchingMeshExtent | string | –
OpposingMeshExtent | string | –
toggle | “string” | –
valuexx | real | 0
valuexy | real | 0
valuexz | real | 0
valueyx | real | 0
valueyy | real | 0
valueyz | real | 0
valuezx | real | 0
valuezy | real | 0
valuezz | real | 0
valuet11 | real | 0
valuet12 | real | 0
valuet13 | real | 0
valuet21 | real | 0
valuet22 | real | 0
valuet23 | real | 0
valuet31 | real | 0
valuet32 | real | 0
valuet33 | real | 0