[Gmsh] Higher order quadrangular mesh.

Christophe Geuzaine cgeuzaine at ulg.ac.be
Wed Oct 6 21:30:30 CEST 2010

On 06/10/10 01:58, Vijay S. Mahadevan wrote:
> Hi,
> I have a nice 2-D lattice that I want to discretize using higher order
> quadrangles. Since the GUI version does not seem to support p>2, I
> work with the command line version (ver:  2.4.2). But it does not
> yield correct results. The first and second order meshes work
> correctly and display as they should but the higher order meshes are
> buggy (the internal nodes per element are incomplete and
> inconsistent). I would really appreciate it if you can help me out in
> finding the error in the geo file for using higher order
> discretizations.
> I've attached the geometry file with the mail along with the discrete
> mesh for 2nd and 3rd order quads. If you need anything else, do let me
> know.

Hi Vijay - this should be fixed in ewcent nightly snapshots. Could you 
give it a try?

> Thank you,
> Vijay
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Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science