[Gmsh] Do Not Mesh Specific Region

[Geordie McBain]

2011/11/30 sdfsdf sdfsdfsf <madima at hotmail.co.uk>:
> Sorry I think I didn't explain the question very well. Imagine I have a box
> and have defined the inside of this box as a surface. I want gmsh to create
> a mesh everywhere inside the box EXCEPT for a certain region inside it
> without having to define this region as a surface.

`Box' as in plane rectangle?  Region as in a polygon interior to the
box? Like this?  Except here I didn't define the box as a surface but
instead defined that surface with reference to both the box and  the
inner boundary.  Or is it required that the box indeed be defined as a
surface?
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