[Gmsh] Identification numbers

[Christophe Geuzaine]

On 12 Feb 2014, at 10:19, Philippe Ackerer <ackerer at unistra.fr> wrote:

> Hi,
> I want to mesh a cylinder (see attached file) and need the identity numbers of the bottom, top and sides (will be used to define boundary conditions).
> Can you explain the numbering that appears in out[]  (see attached file) ??

Hi Philippe - here we go:

out[]=Extrude {0,0,h} {Surface{22}; Layers{ {3,5,3}, {0.20,0.80,1.00} };Recombine; };
Printf(" Top surface=%g", out[0]);
Printf(" New volume=%g", out[1]);
Printf(" Lateral surface=%g", out[2]);
Printf(" Lateral surface=%g", out[3]);
Printf(" Lateral surface=%g", out[4]);



> Thanks
> Best regards and congratulations for Gmsh,
> Philippe
> 
> -- 
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> Philippe ACKERER
> LHyGeS UMR 7517 UdS-CNRS-Engees
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-- 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 
http://www.montefiore.ulg.ac.be/~geuzaine