[Gmsh] Exporting only physical mesh

[Geordie McBain]

2015-12-16 8:21 GMT+11:00 Ganesh Diwan <gcdiwan at gmail.com>:
> Dear GMsh
>
> I create a 2D mesh from a surface with a B-spline as its bounding line.
> However, when its mesh is exported, all the points originally used to create
> the B-spline also get exported as nodes of the mesh. Is there a way to
> export only the true mesh i.e. nodes and elements that belong to the
> physical surface alone and not B-spline.

Yes, Gmsh has just this concept of "Physical Surface"; have you
defined one?  See

http://geuz.org/gmsh/doc/texinfo/gmsh.html#Elementary-vs-physical-entities