[ET Trac] [Einstein Toolkit] #1266: Featue request for Parity Symmetry thorn

Einstein Toolkit trac-noreply at einsteintoolkit.org
Fri Mar 1 10:15:49 CST 2013


#1266: Featue request for Parity Symmetry thorn
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  Reporter:  yosef@…              |       Owner:     
      Type:  enhancement          |      Status:  new
  Priority:  minor                |   Milestone:     
 Component:  Other                |     Version:     
Resolution:                       |    Keywords:     
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Comment (by anonymous):

 Replying to [comment:2 rhaas]:
 > I am not sure I understand what the difference between the parity
 symmetry you describe and thorn reflectionsymmetry with reflect_x =
 reflect_y = reflect_z = yes is.

 The system is not x-reflection, y-reflection, or z-reflection symmetric.
 Rather, the only
 symmetry is (x, y, z) -> (-x, -y, -z). I.e., this is a bitant symmetry
 where
 we use (x,y,-z) -> (-x, -y, +z) to fill in the z<0 ghostzones.

-- 
Ticket URL: <https://trac.einsteintoolkit.org/ticket/1266#comment:3>
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