<div class="gmail_quote">On Fri, Apr 6, 2012 at 17:56, Mohamad M. Nasr-Azadani <span dir="ltr"><<a href="mailto:mmnasr@gmail.com">mmnasr@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div>I just noticed the command DMCoarsen(). </div><div>I was wondering if there is a simple command which copies the values of the (global) vector created via the fine DM into the coarse DM? </div></blockquote></div><div>
<br></div>with petsc-dev or petsc-3.2 respectively,<div><br><div><a href="http://www.mcs.anl.gov/petsc/petsc-dev/docs/manualpages/DM/DMCreateInterpolation.html">http://www.mcs.anl.gov/petsc/petsc-dev/docs/manualpages/DM/DMCreateInterpolation.html</a></div>
<div><a href="http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/DM/DMGetInterpolation.html">http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/DM/DMGetInterpolation.html</a></div><div><br></div><div>then</div>
<div><br></div><div><a href="http://www.mcs.anl.gov/petsc/petsc-dev/docs/manualpages/Mat/MatRestrict.html">http://www.mcs.anl.gov/petsc/petsc-dev/docs/manualpages/Mat/MatRestrict.html</a></div></div>