Well then it seems I am stuck. Might a work-around be possible for a 1/4 or 1/2 annulus? For instance with 1/2, I would just need to match (u,v) to (-u,-v).<br><br>David<br><br><div class="gmail_quote">On Mon, Oct 10, 2011 at 1:41 PM, <span dir="ltr"><<a href="mailto:nek5000-users@lists.mcs.anl.gov">nek5000-users@lists.mcs.anl.gov</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">btw: I am afraid, the stress formulation doesn't support cyclic BCs at<br>
the moment!<br>
-Stefan<br>
<div><div></div><div class="h5"><br>
On 10/10/11, S K <<a href="mailto:stgeke@googlemail.com">stgeke@googlemail.com</a>> wrote:<br>
> You are right, it's an undocumented AND experimental feature. Just<br>
> flag the boundaries as periodic. Yes, just add another IFCYCLIC line.<br>
> Currently, there is no stress formulation support for Pn/Pn.<br>
><br>
> -Stefan<br>
><br>
> On 10/10/11, <a href="mailto:nek5000-users@lists.mcs.anl.gov">nek5000-users@lists.mcs.anl.gov</a><br>
> <<a href="mailto:nek5000-users@lists.mcs.anl.gov">nek5000-users@lists.mcs.anl.gov</a>> wrote:<br>
>> Hi Stephan,<br>
>><br>
>> I see, thanks. I can`t find any documentation about cyclic BC`s. What<br>
>> is<br>
>> their symbol for the box file? Also, I don`t see a logical switch for<br>
>> IFCYCLIC. Do I just add another line?<br>
>><br>
>> Also, I have stress-free BC on curved boundaries. A series of error<br>
>> messages led me to believe that I had to use the stress formulation, and<br>
>> that this required me to use Pn/Pn-2. Is this not the case?<br>
>><br>
>> Best,<br>
>><br>
>> David<br>
>><br>
><br>
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