[Gmsh] volume of a mesh

[Geordie McBain]

2011/6/28 Hoessler, Julien <julien.hoessler06 at imperial.ac.uk>:
> Dear all,
> Is there a way to evaluate the volume of a 3d mesh? It's not part of the
> statistics

If the mesh is strictly 3d, you can use

. Tools/Plugins:
- New view
- MathEval (Expression0 = 1)
- Integrate

but if there are also lower dimensional elements, their measures will
also be added to the answer...  See

  http://www.geuz.org/pipermail/gmsh/2011/006145.html

for a discussion.  (Add do let me know if you come up with a better
answer as I'm still looking myself.)