[Gmsh] Negative Jacobians in 2nd Order Mesh
stephen.wornom at inria.fr
Fri Sep 4 16:18:29 CEST 2020
Tell the list if it removes the negative values.
----- Original Message -----
> From: "Christophe Geuzaine" <cgeuzaine at uliege.be>
> To: "Nikhil Vaidya" <nikhilvaidya91 at gmail.com>
> Cc: gmsh at onelab.info
> Sent: Friday, September 4, 2020 2:19:36 PM
> Subject: Re: [Gmsh] Negative Jacobians in 2nd Order Mesh
>> On 4 Sep 2020, at 13:49, Nikhil Vaidya <nikhilvaidya91 at gmail.com> wrote:
>> I have a geometry for which 1st order tetrahedral meshing works fine (with no
>> negative jacobians). For the 2nd order case, I get a few negative jacobians.
>> This problem does not go away even when I try to regularize the mesh or reduce
>> mesh sizes in certain regions with small geometric features.
>> Does someone have a suggestion?
> Try the high-order mesh optimizer: "-optimize_ho" on the command line.
>> Best regards,
>> gmsh mailing list
>> gmsh at onelab.info
> Prof. Christophe Geuzaine
> University of Liege, Electrical Engineering and Computer Science
> gmsh mailing list
> gmsh at onelab.info
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