[aspect-devel] Velocity Boundary conditions

[Ian Rose]

I would also note that if you try to specify three components of the
velocity, you are very likely to violate your incompressibility constraint
(or, if compressible, you will have crazy pressures).

Ian

On Fri, Jun 2, 2017 at 2:26 PM, Wolfgang Bangerth <bangerth at tamu.edu> wrote:

> On 06/02/2017 03:17 PM, FELIPE ORELLANA ROVIROSA wrote:
>
>>
>>         At a wall boundary, is it possible to prescribe 2 components of
>> the velocity (for example to 0 in particular for my case), and leave the
>> 3rd free?
>>
>
> Only if those two are the two tangential components of the velocity.
>
> Best
>  W.
>
> --
> ------------------------------------------------------------------------
> Wolfgang Bangerth          email:                 bangerth at colostate.edu
>                            www: http://www.math.colostate.edu/~bangerth/
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